|
| 2V |
| Two (Venturi) Valve (two
barrel carburetor) |
| 2v |
| Two Valve (cylinder head) |
| 2WS |
| Two Wheel Steer |
| 4EAT |
| Four speed Electronic
Automatic Transmission |
| 4V |
| Four (Venturi) Valve (four
barrel carburetor) |
| 4v |
| Four Valve (cylinder head) |
| 4WAS |
| Four Wheel Air Suspension |
| 4WD |
| Four Wheel Drive |
| 4WS |
| Four Wheel Steer |
| 16v |
| Sixteen valve (cylinder head) |
| AAT |
| Ambient Air Temperature |
| ABC |
| Active Body Control |
| ABS |
| Antilock Brake System |
| A/C |
| Air Conditioning |
| ACC |
| Adaptive Cruise Control |
| ACC |
| Automatic Climate Control |
| accel |
| Acceleration |
| accum |
| Accumulator |
| accy |
| Accessory |
| ACE |
| Active Cornering Enhancement |
| ACL |
| Air cleaner |
| ACM |
| Airbag Control Module |
| ACM |
| Audio Control Module |
| ACT |
| Air Charge Temperature |
| ADAS |
| Advanced Driver Assistance
System |
| ADC |
| Automatic Distance Control |
| ADL |
| Automatic Door Lock |
| AECM |
| Airbag Electronic Control
Module |
| A/F |
| Air Fuel Ratio (see also AFR) |
| AFC |
| Air Flow Control |
| AFC |
| Air Fuel Control |
| AFR |
| Air Fuel Ratio (see also A/F) |
| AGVS |
| Automated Guided Vehicle
System |
| AHLD |
| Automatic Headlamp Levelling
Device |
| AHR |
| Active Head Restraint |
| AHS |
| Active Handling System |
| AIS |
| Automatic Idle Speed |
| ALC |
| Automatic Level Control |
| ALT |
| Alternator (see also GEN) |
| AMM |
| Air Mass Meter |
| AMT |
| Automated Manual Transmission |
| AOD |
| Automatic Overdrive |
| AOS |
| Automatic Occupant Sensing |
| API |
| American Petroleum Institute |
| APO |
| Accessory Power Outlets |
| APP |
| Accelerator Pedal Position |
| ARC |
| Active Roll Control |
| ARC |
| Automatic Ride Control |
| ARS |
| Automatic Restraint System |
| ASARC |
| Air Suspension Automatic Ride
Control |
| ASCD |
| Auto Speed Control Device |
| ASF |
| Audi Space Frame |
| ASG |
| Automatic-Shift Gearbox |
| ASR |
| Acceleration Slip Regulation |
| ASTC |
| Automatic Stability and
Traction Control |
| A/T |
| Automatic Transmission |
| ATC |
| Automatic Temperature Control |
| ATDC |
| After Top Dead Center |
| ATF |
| Active Transfer Case |
| ATF |
| Automatic Transfer Case |
| ATF |
| Automatic Transmission Fluid |
| ATSLC |
| Automatic Transmission Shift
Lock Control |
| ATTS |
| Advanced Torque Transfer
System |
| AWD |
| All Wheel Drive |
| AYC |
| Active Yaw Control |
| BARO |
| Barometric (pressure) |
| BAS |
| Brake Apply Sensor |
| batt |
| Battery |
| BBK |
| Big Brake Kit |
| BBV |
| Brake Booster Vacuum |
| BCM |
| Body Control Module |
| BHP |
| Brake Horsepower |
| BLW |
| Brake Lining Wear |
| BMAP |
| Barometric and Manifold
Absolute Pressure |
| BP |
| Back Pressure |
| BPA |
| Brake Pedal Applied |
| BPA |
| Bypass Air |
| BPMV |
| Brake Pressure Modulator Valve |
| BPP |
| Brake Pedal Position |
| BPW |
| Base Pulse Width |
| BTCM |
| Brake Torque Control Module |
| BTDC |
| Before Top Dead Center |
| BTSI |
| Brake Transmission Shift
Interlock |
| C3I |
| Computer Controlled Coil
Ignition |
| CAA |
| Canadian Automobile
Association |
| CAA |
| Clean Air Act |
| CAB |
| Controller, Antilock Brake |
| CAC |
| Charge Air Cooler |
| CAFC |
| Company Average Fuel
Consumption (Canada) |
| CAFE |
| Corporate Average Fuel Economy
(USA) |
| CASE |
| Cranking Angle Sensing Error |
| CC |
| Climate Control |
| CC |
| Coast Clutch |
| CC |
| Cruise Control |
| CCD |
| Chrysler Collision Detection |
| CCCD |
| Catalytic Converter Cool-Down |
| CCD |
| Computer Controlled Dwell |
| CCDIC |
| Climate Control Driver
Information Center |
| CCFL |
| Cold-Cathode Flourescent Lamp |
| CCM |
| Central Control Module |
| CCM |
| Chassis Control Module |
| CCP |
| Climate Control Panel |
| CCS |
| Climate Controlled Seat |
| CCS |
| Coast Clutch Solenoid |
| CDA |
| Cylinder De-Activation |
| CDR |
| Chrysler Diagnostic Readout |
| CDR |
| Crash Data Retrieval |
| CDRV |
| Crankcase Depression Regulator
Valve |
| CEL |
| Check Engine Light (see also
MIL) |
| CEAB |
| Cold Engine Air Bleed |
| CEMS |
| Catalyst Efficiency Management
System |
| CEMS |
| Carbureted Engine Management
System |
| CFI |
| Central Fuel Injection
(replaced with TBI) |
| CFI |
| Continuous Fuel Injection |
| cfm |
| cubic feet per minute |
| CG |
| Center of Gravity |
| CHMSL |
| Center High Mounted Stop Lamp |
| CID |
| Cubic Inch Displacement |
| CID |
| Cylinder Identification |
| CKP |
| Crankshaft Position |
| CL |
| Closed Loop |
| CLCC |
| Closed Loop Carburetor Control |
| CLS |
| Coolant Level Switch |
| CLTBI |
| Closed Loop Throttle Body
Injection |
| CLNT |
| Coolant |
| CMC |
| Compressor Motor Controller |
| cmd |
| Command |
| cmdd |
| Commanded |
| CMFI |
| Central Multi-port Fuel
Injection |
| CMP |
| Camshaft Position |
| CMVSS |
| Canadian Motor Vehicle Safety
Standards |
| CNG |
| Compressed Natural Gas |
| CO |
| Carbon Monoxide |
| CO2 |
| Carbon Dioxide |
| comm |
| Communication |
| cond |
| Condition |
| const |
| Constant |
| COP |
| Coil On Plug |
| COP |
| Computer Operating Properly |
| CP |
| Canister Purge |
| CPC |
| Camshaft Position Control |
| CPI |
| Central Port Fuel Injection |
| CPP |
| Clutch Pedal Position |
| CPS |
| Cam Profile Switching |
| CPS |
| Childseat Postioning Sensor |
| CPU |
| Central Processing Unit |
| CRR |
| Cool Running Rotor |
| CS |
| Charging System |
| CSC |
| Commercial Stripped Chassis |
| CSFI |
| Central Sequential Fuel
Injection |
| CSI |
| Compression Sense Ignition |
| CTD |
| Content Theft Deterent |
| CTOX |
| Continuous Trap Oxidizer |
| CTP |
| Closed Throttle Position
(switch) |
| CTS |
| Coolant Temperature Sensor |
| CV |
| Constant Velocity |
| CVN |
| Calibration Verification
Number |
| CVRSS |
| Continuously Variable Road
Sensing Suspenion |
| CVRTD |
| Continuously Variable Real
Time Damping |
| CVT |
| Continuously Variable
Transmission |
| CZS |
| Crash Zone Sensor |
| DAB |
| Delayed Accessory Bus |
| DAB |
| Driver AirBag (module) |
| DART |
| Diagnostic And Reprogramming
Tool |
| dB |
| Decibels |
| dBA |
| decibels on A-weighted scale |
| DBB |
| Dual Bed Bead |
| DBM |
| Dual Bed Monolith |
| DC |
| Direct Current |
| DC |
| Duty Cycle |
| DCCSM |
| Dual Climate Controlled Seat
Module |
| DCM |
| Door Control Module |
| DDM |
| Driver's Door Module |
| DDS |
| Deflection Detection System |
| DDS |
| Driver's Door Switch |
| DE |
| Drive End |
| dec |
| Decrement |
| DEC |
| Digital Electronic Controller |
| DERM |
| Diagnostic Energy Reserve
Module |
| des |
| Desired |
| DFCO |
| Deceleration Fuel CutOff |
| DFI |
| Direct Fuel Injection |
| DGI |
| Direct Gasoline Injection |
| DI |
| Distributor Ignition |
| DIC |
| Driver Information Center |
| diff |
| Differential |
| DIM |
| Dashboard Integration Module |
| dis |
| Disable |
| DIS |
| Direct (aka Distributorless)
Ignition System (replaced with EI) |
| disc |
| Disconnect |
| DISI |
| Direct Injection, Spark
Ignition |
| DIST |
| Distributor |
| DIY |
| Do It Yourself |
| DLC |
| Data Link Connector |
| DLC |
| Diamond Logic Computer |
| DMCM |
| Driver Motor Control Module |
| DMM |
| Digital MultiMeter |
| DMSD |
| Drive Motor Speed and
Direction |
| DOHC |
| Double Overhead Cam |
| DNR |
| Dolby Noise Reduction |
| DOL |
| Data Output Line |
| DPFE |
| Differential Pressure Feedback
EGR |
| DPI |
| Dual Plug Inhibit |
| DRB |
| Diagnostic Readout Box |
| DRF |
| Deactivating Roller Follower |
| DRL |
| Daytime Running Lamps |
| DRR |
| Digital Radio Receiver |
| DRW |
| Dual Rear Wheel |
| DSCC |
| Distance Sensing Cruise
Control |
| DSDA |
| Dual Stage Driver Airbag |
| DSG |
| Direct Shift Gearbox |
| DSI |
| Dual Stage Inflator |
| DSM |
| Driver's Seat module |
| DSO |
| Digital Storage Oscilloscope |
| DSP |
| Digital Signal Process |
| DSPA |
| Dual Stage Passenger Airbag |
| DSRC |
| Dedicated Short Range
Commnication |
| DSS |
| Downshift Solenoid |
| DSST |
| Dunlop Self Supporting Tyre |
| DTC |
| Diagnostic Trouble Code |
| DTM |
| Diagnostic Test Mode |
| DTR |
| Digital Transmission Range |
| DTT |
| Diesel Transmission
Technologies |
| DVOM |
| Digital Volt-Ohmmeter |
| E4OD |
| Electronic 4-Speed Overdrive |
| E10 |
| Ethanol 10 percent |
| E85 |
| Ethanol 85 percent |
| EA |
| Electronic Accelerator |
| EAC |
| Electronic Air Control
(replaced with AIR) |
| EAIR |
| Electronic (secondary) Air
Injection Reaction |
| EAS |
| Electrically Assisted Steering |
| EAS |
| Electronic Air Switching |
| EATC |
| Electronic Automatic
Temperature Control |
| EBC |
| Electronic Brake Control |
| EBCM |
| Electronic Brake Control
Module |
| EBD |
| Electronic Brake force
Distribution |
| EBM |
| Electronic Brake Module |
| EBP |
| Exhaust Back Pressure |
| EBTCM |
| Electronic Brake and Traction
Control Module |
| EC |
| Electrical Center |
| EC |
| Electronic Control |
| E&C |
| Entertainment and Comfort |
| ECA |
| Electronic Control Assembly
(replaced with PCM) |
| ECC |
| Electronic Climate Control |
| ECD |
| Electronically Controlled
Deceleration |
| ECI |
| Extended Compressor at Idle |
| ECL |
| Engine Coolant Level |
| ECM |
| Electronic Control Module |
| ECM |
| Engine Control Module |
| ECS |
| Electronic Crash Sensor |
| ECS |
| Emission Control System |
| ECT |
| Engine Coolant Temperature
(Switch, Sensor) |
| ECU |
| Electronic Control Unit |
| EDF |
| Electric Drive Fan (relay) |
| EDIS |
| Electronic Direct Ignition
System (replaced with EI) |
| EDR |
| Event Data Recorder |
| EDSR |
| Electronic Dealer Service
(Investigation) Report |
| EEC |
| Electronic Engine Control |
| EEDS |
| Electric-Electronic
Distribution System |
| EEPROM |
| Electronically Erasable
Programmable Read Only Memeory |
| EEVIR |
| Evaporator Equalized Values In
Receiver |
| EFE |
| Early Fuel Evaporation |
| EFI |
| Electronic Fuel Injection |
| EFTA |
| Engine Fuel Temperature - Bank
1 Input DEGREES |
| EFTA V |
| Engine Fuel Temperature - Bank
1 Input VOLTS |
| EFTB |
| Engine Fuel Temperature - Bank
2 Input DEGREES |
| EFTB V |
| Engine Fuel Temperature - Bank
2 Input VOLTS |
| EGC |
| Electronic Gauge Cluster |
| EGO |
| Exhaust Gas Oxygen (replaced
with O2S) |
| EGOG |
| EGO Ground |
| EGR |
| Exhaust Gas Recirculation |
| EGRBARO |
| Enable Baro Read instead of
EGR pressure |
| EGRC |
| Exhaust Gas Recirculation
Control |
| EGRCMDS |
| EGR Motor Commanded In Steps |
| EGRMC1 |
| EGR Motor Control Output
Command |
| EGRMC2 |
| EGR Motor Control Output
Command |
| EGRMC3 |
| EGR Motor Control Output
Command |
| EGBMC4 |
| EGR Motor Control Output
Command |
| EGRT |
| Exhaust Gas Recirculation
Temperature (switch) |
| EGR TVV |
| Exhaust Gas Recirculation
Thermal Vacuum Valve |
| EGRV |
| Exhaust Gas Recirculation Vent |
| EGRVR |
| EGR Valve Vacuum Control |
| EGTS |
| Exhaust Gas Temperature Switch
(replaced with EGRT) |
| EHB |
| Electro-Hydraulic Brake |
| EHCU |
| Electronic Hydraulic Control
Unit |
| EHOC |
| Electrically Heated Oxidation
Catalyst |
| EHPA |
| Electro-Hydraulic Power Assist |
| EHPAS |
| Electric Hydraulic Power
Assisted Steering |
| EHPS |
| Electro-Hydraulic Power
Steering |
| EHTWC |
| Electrically Heated Three Way
Catalyst |
| EI |
| Electronic Ignition (includes
Distributorless Ignition System, formerly DIS) |
| ELC |
| Electronic Level Control |
| EM |
| Energy Management |
| EM |
| Engine Modification |
| EMAS |
| Engine Management and Analysis
System |
| EMAT |
| Electro-Mechanical Automatic
Transmission |
| EMB |
| Electromagnetic Brakes |
| EMB |
| Electro-Mechanical Brake |
| EMCC |
| Electronically Modulated
Converter Clutch |
| EMF |
| ElectroMotive Force (voltage) |
| EMI |
| Electromagnetic Interference |
| EMR |
| Electronic Module Retard |
| EMR |
| Emission Maintenance Reminder |
| EMS |
| Engine Management System |
| EOBD |
| Enhanced On-Board Diagnostics |
| EOP |
| Engine Oil Pressure |
| EOT |
| Engine Oil Temperature |
| EOTF |
| Engine Oil Temperature Fault
Detection |
| EOT V |
| Engine Oil Temperature Volts |
| EP |
| Exhaust Pressure |
| EPA |
| Environmental Protection
Agency |
| EPACT |
| Energy Policy Act |
| EPC |
| Electronic Pressure Control |
| EPHS |
| Electrically Powered Hydraulic
Steering |
| EPR |
| Exhaust Pressure Regulator |
| EPROM |
| Erasable Programmable Read
Only Memory |
| EPS |
| Electric Power Steering |
| EPS |
| Electric Power Steering |
| EPS |
| Engine Position Sensor |
| EPT |
| EGR Pressure Transducer
(replaced with PFE) |
| ERH |
| Extended Ride Height |
| ESB |
| Energy Storage Box |
| ESB |
| Expansion Spring Brake |
| ESC |
| Electrical Systems Controller |
| ESC |
| Electronic Spark Control |
| ESC |
| Electronic Suspension Control |
| ESC |
| Extended Service Contract |
| ESCM |
| Energy Storage Control Module |
| ESD |
| Electrostatic Discharge |
| ESM |
| EGR System Module |
| ESM |
| Electronic Steering Module |
| ESN |
| Electronic Serial Number |
| ESO |
| Engine ShutOff |
| ESOF |
| Electronic Shift On (the) Fly |
| ESP |
| Electronic Stability Program |
| EST |
| Electronic Spark Timing |
| ETBE |
| Ethyl Tertiary Butyl Ether |
| ETC |
| Electronic Temperature Control |
| ETC |
| Electronic Throttle Control |
| ETC |
| Electronic Timing Control |
| ETCC |
| Electronic Touch Climate
Control |
| ETR |
| Electronically Tuned Receiver |
| ETS |
| Enhanced Traction System |
| EUDC |
| Extra-Urban Driving Cycle |
| EUDC-LP |
| Extra-Urban Driving Cycle for
Low Power vehicles |
| EV |
| Electric Vehicle |
| EVA |
| Electronic Vibration Analyzer |
| EVAP |
| Evaporative Emission |
| EVAPCPF |
| Evaporative Emissions Canister
Purge Fault YES/NO |
| EVAPCV |
| Evaporative Emissions Canister
Purge Vent Control |
| EVAPCVF |
| Evaporative Emissions Canister
Purge Vent Fault |
| EVAPPDC |
| Evaporative Emissions Canister
Purge Control % |
| EVAPPF |
| Evaporative Purge Flow Input
VOLTS |
| EVIC |
| Electronic Vehicle Information
Center |
| EVMV |
| Electric Vapour Management
Valve |
| EVO |
| Electronic Variable Orifice |
| EVP |
| EGR Valve Position (sensor) |
| EVR |
| EGR Vacuum Regulator |
| EVTOP |
| Enhanced Tactical Vehicle
Occupant Protection |
| EVTM |
| Electrical & Vacuum
Troubleshooting Manual |
| EWMA |
| Exponentially Weighted Moving
Average |
| EXH |
| Exhaust |
| F4WD |
| Full Time Four Wheel Drive |
| FABS |
| Flexible Auto Body System |
| FAF |
| Fan Air Flow |
| FANDC |
| Variable Speed Fan Duty Cycle
% |
| FANVARF |
| Variable Speed Fan Output
Fault |
| FBC |
| Feedback Carburetor |
| FC |
| Fan Control |
| FC |
| Friction Curve |
| FCM |
| Front Control module |
| FCP |
| Fuel Cell Partnership |
| FCU |
| Front Control Unit |
| FCV |
| Fuel Cell Vehicle |
| FDBK |
| Feedback |
| FDC |
| Fuel Data Center |
| FEAD |
| Front End Accessory Drive
(belt) |
| FED |
| Federal (except California) |
| FEDS |
| Fuel Enable Data Stream |
| FEDS |
| Flexible Engine Diagnostic
System |
| FEIC |
| Fuel Economy Integrated
Counter |
| FET |
| Field Effect Transistor |
| FEX |
| Front Exchanger |
| FF |
| Flexible Fuel |
| FFCRS |
| Front-Facing Child Restraint
System |
| FFFP |
| Fuel-Flexible Fuel Processor |
| FFH |
| Fuel Fired Heater |
| FFS |
| Fine-blanking and Finishing
System |
| FFS |
| Flexible Fuel Sensor |
| FFV |
| Flexible Fuel Vehicle |
| FFWS |
| Fuel Filter Water Separator |
| FI |
| Fuel Injection |
| FICM |
| Fuel Injector Control Module |
| FIDO |
| Flame Ionization Detector
Optimization |
| FIM |
| Fuel Indicator Module |
| FIPL |
| Fuel Injection Pump Lever |
| FIPT |
| Fuel Inlet Pressure Test |
| Fl |
| Front Left |
| FLI |
| Fuel Level Indicator Input
percent |
| FLI V |
| Fuel Level Indicator Input
VOLTS |
| FLO |
| Fast Light-Off |
| flr |
| Floor |
| FLVV |
| Fill Limit Vent Valve |
| FM |
| Frequency Modulation |
| FMEM |
| Failure Mode Effects
Management |
| FMVSS |
| Federal Motor Vehicle Safety
Standards |
| FP |
| Fuel Pump |
| FPCM |
| Fuel injection Pump Control
Module |
| FPDM |
| Fuel Pump Driver Module |
| FPF |
| Fuel Pump Output Fault |
| FPI |
| Fins Per Inch |
| FPM |
| Fuel Pump Monitor |
| FPR |
| Fuel Pump Regulator |
| FPRC |
| Fuel Pressure Regulator
Circuit |
| FPS |
| Fast Pass Standard |
| FPSM |
| Fuel Pump Secondary Monitor |
| FPV |
| Ford Performance Vehicles |
| FR |
| Front Right |
| FRACAS |
| Failure Reporting And
Corrective Action System |
| FRC |
| Forced |
| freq |
| Frequency |
| frnt |
| Front |
| FRP |
| Fuel Rail Pressure |
| FRS |
| Face Recognition System |
| FRV |
| First Response Vehicle |
| FSA |
| Field Service Action |
| FSDI |
| Four-Stroke, Direct Injection |
| FSI |
| Fuel Straight Injection |
| FSS |
| Forward Sensing System |
| FSVF |
| Fuel Solenoid Valve Fault |
| FSVM |
| Fuel Solenoid Valve Secondary
Monitor |
| FT |
| Fuel Trim |
| FTP |
| Federal Test Procedure |
| FTP |
| Fuel Tank Pressure |
| FTPT |
| Fuel Tank Pressure Transducer |
| FUDC |
| Federal Urban Driving Cycle |
| FUELPW1 |
| Injector Pulse Width Bank 1 |
| FUELPW2 |
| Injector Pulse Width Bank 2 |
| FW |
| Flat Wire |
| fwd |
| Forward |
| FWD |
| Front Wheel Drive |
| GA |
| Gage |
| GA |
| Gravitational Acceleration |
| GAWR |
| Gross Axle Weight Rating |
| GCR |
| Global Concern Report |
| GCW |
| Gross Combined Weight |
| g/cyl |
| Grams per Cylinder |
| GCWR |
| Gross Combined Weight Rating |
| GDI |
| Gasoline Direct Injection |
| GEN |
| Generator |
| GENF |
| Generator Output Fault |
| GENFDC |
| Generator Field Control Output |
| GEM |
| Gasoline Engine Management |
| GEM |
| Generic Electronic Module |
| GFS |
| Generator Field Signal |
| GGT |
| Gas Guzzler Tax |
| GHG |
| GreenHouse Gas |
| GISMO |
| Geographic Information System,
Mobile |
| GND |
| Ground |
| GOVN |
| Governor Module |
| GPCM |
| Glow Plug Control Module |
| GPS |
| Global Positioning System |
| GS |
| Garage Shift |
| g/sec |
| Grams per Second |
| GTL |
| Gas To Liquid |
| GVW |
| Gross Vehicle Weight |
| GVWR |
| Gross Vehicle Weight Rating |
| H |
| Hydrogen |
| H2DI |
| Hydrogen Direct Injection |
| H2O |
| Water |
| HAST |
| High Accelerated Stress Test |
| HBA |
| Hydraulic Brake Assist |
| HBU |
| Hub Bearing Unit |
| HC |
| Hydrocarbons |
| HCCI |
| Homogeneous-Charge,
Compression Ignition |
| HCM |
| Heating Control Module |
| HCM |
| Hybrid Control Module |
| HCU |
| Hydraulic Control Unit |
| HCV |
| Heavy Commercial Vehicle |
| H/CMPR |
| High Compression |
| HD |
| Heavy Duty |
| HDC |
| Heavy Duty Cooling |
| HDGV |
| Heavy Duty Gasoline-fueled
Vehicle |
| HDR |
| High Data Rate |
| HD-UDDS |
| Heavy Duty Urban Dynamometer
Driving Schedule |
| HEC |
| Hybrid Electronic Cluster |
| HEDF |
| High Speed Electro Drive Fan
(relay or circuit) |
| HEGO |
| Heated Exhaust Gas Oxygen
(sensor) (replaced with HO2S) |
| HEGOG |
| HEGO Ground (circuit) |
| HEPS |
| Hydraulic Electric Power
Steering |
| HEUI |
| Hydraulic-actuated
Electronically-controlled Unit Injector |
| HEV |
| Hybrid Electric Vehicle |
| HFC |
| High Fan Control |
| HFC |
| Hydraulic Fading Compensation |
| HFCF |
| High Speed Fan Control Fault |
| HFM |
| Hot Film Meter |
| HFP |
| High Fuel Pump |
| Hg |
| Mercury |
| Hi Alt |
| Hi Altitude |
| HICAS |
| High Capacity Actively
Controlled Steering |
| HID |
| High Intensity Discharge |
| HIS |
| Horizontal Impact Sensor |
| hist |
| History |
| HLDT |
| Heavy Light-Duty Truck |
| HLOS |
| Hardware Limited Operating
Strategy |
| HO |
| High Output |
| HO2S |
| Heated Oxygen Sensor |
| hp |
| Horsepower |
| HPDI |
| High Pressure Direct Injection |
| HPL |
| High Pressure Liquid |
| HPP |
| High Pressure Pump |
| HPS |
| Head Protection System |
| HPS |
| High Performance System |
| HPV |
| High Pressure Vapour |
| HPVS |
| Heat Pump Ventilation System |
| HRC |
| Headlamp Range Control |
| HSA |
| Head Side Airbag |
| HSC |
| High Swirl Combustion |
| HSCDS |
| High-Sensitivity Collision
Detection System |
| HSDI |
| High-Speed Direct Injection |
| HSE |
| High-Speed Enrichment |
| HSEA |
| High Solar Energy Absorbing
(glass) |
| HTCM |
| Heating-ventilation-air-conditioning
Thermal Control Module |
| HTR11 |
| Bank 1 Upstream 02S Heater
Control |
| HTR11F |
| Bank 1 Upstream 02S Heater
Circuit Fault |
| HTR12 |
| Bank 1 Downstream O2S Heater
Control |
| HTR12F |
| Bank 1 Downstream O2S Heater
Circuit Fault |
| HTR21 |
| Bank 2 Upstream O2S Heater
Control |
| HTR21F |
| Bank 1 Downstream O2S Heater
Circuit Fault |
| HTR22 |
| Bank 2 Downstream 02S Heater
Control |
| HTR22F |
| Bank 1 Downstream O2S Heater
Circuit Fault |
| HTRX1 |
| 02S Upstream Heater Control |
| HTRX2 |
| O2S Downstream Heater Control |
| HUD |
| Heads Up Display |
| HUD |
| Heads Up Display |
| HVAC |
| Heater-Vent-Air Conditioning |
| HVACM |
| Heater-Vent-Air Conditioning
Module |
| HVI |
| High Viscosity Index |
| HVIL |
| High Voltage Interlock Loop |
| HVM |
| Heater Vent Mondule |
| HW |
| Heated Windshield |
| HWFET |
| Highway Fuel Economy Test
(driving schedule) |
| HYPAS |
| Hydraulic Power Assisted
Steering |
| Hz |
| Hertz |
| IA |
| Intake Air |
| IABM |
| Integrated AirBag Module |
| IAC |
| Idle Air Control |
| IAFM |
| Integrated Air Fuel Module |
| IAFS |
| Integrated Air Fuel System |
| IAT |
| Intake Air Temperature |
| iATN |
| International Automotive
Technicians Network |
| IBOB |
| Intelligent BreakOut Box |
| IC |
| Ignition Control |
| IC |
| Integrated Circuit |
| ICA |
| Injector Cam Actuation |
| ICC |
| Intelligent Cruise Control |
| ICCS |
| Integrated Chassis Control
System |
| ICDX |
| Integrated Compact Disc
Changer |
| ICE |
| Internal Combustion Engine |
| ICM |
| Ignition Control Module |
| ICP |
| Injection Control Pressure |
| ICS |
| Integrated Chassis System |
| ICWS |
| Intersection Collision Warning
System |
| ID |
| Identification |
| ID |
| Inside Diameter |
| IDI |
| Integrated Direct Ignition |
| IDIS |
| International Dismantling
Information System |
| IDM |
| Ignition Diagnostic Module |
| IDM |
| Injector Driver Module |
| IDS |
| Integrated Diagnostic Software |
| IEDIS |
| Integrated Electronic
Distributorless Ignition System |
| IFES |
| Integrated Front End System |
| IFI |
| Indirect Diesel Injection |
| IFS |
| Inertia Fuel Shutoff |
| IFSM |
| Integrated Fuel System Module |
| IGN |
| Ignition |
| ILC |
| Idle Load Compensator |
| ILEV |
| Inherently Low Emission
Vehicle |
| illum |
| Illumination |
| I/M |
| Inspection Maintenance |
| IMA |
| Integrated Motor Assist |
| IMDX |
| Integrated Mini Disc Changer |
| IMLUT |
| Inspection/Maintenance Look-Up
Table |
| immo |
| Immobilizer |
| IMPR |
| In-use Monitor Performance
Ratio |
| IMRC |
| Intake Manifold Runner Control |
| IMRC F |
| Intake Manifold Runner Control
Fault YES/NO |
| IMRCM |
| Intake Manifold Runner Control
Monitor Input Bank 1 VOLTS |
| IMRCM2 |
| Intake Manifold Runner Control
Monitor Input Bank 2 VOLTS |
| IMS |
| Inductive Magnetic Saturation |
| IMS |
| Instant Mobility System |
| IMSC |
| Intake Manifold Swirl Control |
| IMSC F |
| Intake Manifold Swirl Control
Fault |
| IMT |
| Intake Manifold Tuning |
| IMTD |
| Intake Manifold Temperature
Differential |
| IMTV |
| Intake Manifold Tuning Valve
Control % |
| IMTVF |
| Intake Manifold Tuning Valve
Fault |
| in |
| Inch(es) |
| inadv |
| Inadvertant |
| inc |
| Increment |
| INCA |
| In-Car Aquisition |
| incand |
| Incandescent |
| infl |
| Inflatable |
| init |
| Initial |
| INJ |
| Injection |
| INJ |
| Injector |
| INJ1F-8F |
| Fuel Injector Primary Fault
Cylinders 1 thru 8 |
| INJ9F-lOF |
| Fuel Injector Primary Fault
Cylinders 9 and 10 |
| INP |
| Input |
| inst |
| Instant |
| int |
| Interior |
| INT |
| Integrator (replaced with ST
FUEL TRIM) |
| I/O |
| In/Out |
| IOC |
| Instant Oil Change |
| I/P |
| Instrument Panel |
| IPC |
| Instrument Panel Cluster |
| IPEC |
| Instrument Panel Electrical
Center |
| IPM |
| Instrument Panel Module |
| IPM |
| Integrated Power Module |
| IPR |
| Injector Pressure Regulator |
| IRDS |
| Independant Rear Drive
Suspension |
| IRQ |
| Interrupt Request |
| IRS |
| Independant Rear Suspension |
| ISA |
| Integrated Starter-Alternator |
| ISAD |
| Integrated Starter Alternator
Damper |
| ISB |
| Interact System B |
| ISC |
| Idle Speed Control |
| ISG |
| Integrated Starter-Generator |
| ISI |
| Ion Sensing Ignition |
| ISO |
| Interior Systems Optimization |
| ISO |
| International Standards
Organization |
| iso |
| Isolation |
| ISS |
| Input Shaft Speed |
| ITARDA |
| Institute for Traffic
Acccident Research and Data Analysis |
| ITTB |
| Idle Time To Boil |
| ITTR |
| Inflatable Tubular Torso
Restraint |
| ITS |
| Idle Tracking Switch |
| IVC |
| Integral Vapour Canister |
| IVCS |
| Integrated Vehicle Control
System |
| IVI |
| Intelligent Vehicle Initiative |
| IVIS |
| In Vehicle Information System |
| IVMS |
| In Vehicle Monitoring System |
| IVS |
| Idle Validation Switch |
| IVSC |
| Integrated Vehicle Speed
Control |
| i-VTEC |
| Intelligent Variable (valve)
Timing (and lift) Electronic Control |
| IWC |
| Inertia Weight Class |
| JARI |
| Japan Automotive Research
Institute |
| JTEC |
| Jeep, Truck Engine Control |
| JTEC |
| Joint Transmission-Engine
Controller |
|
| KAM |
| Keep Alive Memory |
| KAPWR |
| Keep Alive power |
| KDD |
| Keyboard Display Driver |
| kg |
| Kilogram |
| kg/h |
| Kilograms per Hour |
| kHz |
| Kilohertz |
| km |
| Kilometer |
| km/h |
| Kilometers per Hour |
| km/l |
| Kilometers per Litre |
| KOEO |
| Key On Engine Off |
| KOER |
| Key On Engine Running |
| kPa |
| Kilopascal |
| KS |
| Knock Sensor |
| KS1 V |
| Knock Sensor Input Bank 1
VOLTS |
| KS2 V |
| Knock Sensor Input Bank 2
VOLTS |
| kV |
| Kilovolts |
| L |
| Liter(s) |
| L4 |
| Four Cylinder Inline Engine |
| LATCH |
| Lower Anchors and Tethers for
CHildren |
| LB |
| Long Box, Long Bed |
| LCD |
| Liquid Crystal Display |
| LCM |
| Lighting Control Module |
| LDAS |
| Lane Departure Avoidance
System |
| LDCL |
| Left Door Control Locking |
| LDCM |
| Left Door Control Module |
| LDDT |
| Light Duty Diesel Truck |
| LDGT |
| Light Duty Gasoline (fueled)
Truck |
| LDM |
| Lamp Driver Module |
| LDP |
| Leak Detection Pump |
| LDR |
| Low Data Rate |
| lduty |
| Light Duty |
| LEADER |
| Low Emissions Advanced Engine
Range |
| LED |
| Light Emitting Diode |
| LEP |
| Light Emitting Polymer |
| LEV |
| Low Emissions Vehicle |
| LF |
| Left Front |
| LFC |
| Lamp Fault Code |
| LFC |
| Low Fan Control |
| LFCF |
| Low Speed Fan Control Fault |
| LFWS |
| Left Front Wheel Speed |
| LFCS |
| Low Flow Cooling System |
| LFP |
| Low Fuel pump |
| LGM |
| Lift Gate Module |
| LH |
| Left Hand |
| LIE |
| Laterally Inclined Engine |
| L/M |
| Litres Per Minute |
| lm |
| Lumens |
| LMD |
| Left Mid Door |
| LNG |
| Liquid Natural Gas |
| LO |
| Low |
| LOMA |
| Lifter Oil Manifold Assembly |
| LONGFT1 |
| Long Term Fuel Trim Bank 1 % |
| LONGFT2 |
| Long Term Fuel Trim Bank 2 % |
| LOS |
| Limited Operation Strategy |
| LPA |
| Low Pressure Accumulator |
| LPG |
| Liquified Petroleum Gas |
| LPM |
| Litres Per Minute |
| LPO |
| Limited Production Option |
| LPS |
| Low Pressure Sensor |
| LR |
| Left Rear |
| LR |
| Loaded Radius |
| LRA |
| Latching Rocker Arm |
| LRD |
| Left Rear Door |
| lrn |
| Learn |
| LSD |
| Limited Slip Differential |
| LSEGR |
| Linear Solenoid Exhaust Gas
Recirculation |
| LSP and BV |
| Load Sensing Proportioning and
Bypass Valve |
| LSUV |
| Luxury Sport Utility Vehicle |
| LT |
| Left |
| LT |
| Long Term (Fuel Trim) |
| LTA |
| Low Temperature Aftercooling |
| LTD |
| Long-Travel Dampened (clutch) |
| LTPI |
| Low Tyre Pressure Indicator |
| LTPWS |
| Low Tyre Pressure Warning
System |
| LUS |
| Lock-Up Solenoid (see TCC) |
| LV8 |
| Load Variable 8 Cylinder |
| LVDT |
| Linear Variable Differential
Transducer |
| LVL |
| Level |
| LWB |
| Long WheelBase (see LB) |
| MAF |
| Mass Air Flow |
| malf |
| Malfunction |
| MALL |
| Multifunction Alarm Lighting
and Locking |
| MAN |
| Manufacturer |
| MAP |
| Manifold Absolute Pressure |
| Map |
| Large folded piece of
colourful paper |
| MAT |
| Manifold Air Temperature |
| MC |
| Measuring Core |
| MC |
| Mixture Control |
| MCM |
| Message Center Module |
| MCNU |
| Multiband Configurable
Networking Units |
| MCU |
| Microprocessor Control Unit |
| MD |
| Mini Disc |
| MD |
| Modulated Displacement |
| MDP |
| Manifold Differential Pressure |
| MDS(2) |
| Mopar Diagnostic System |
| MDX |
| Mini Disc Changer |
| MECS |
| Mazda Electronic Control
System |
| med |
| Medium |
| MEM |
| Memory |
| MEMCAL |
| Memory Calibration |
| MFC |
| Medium Speed Fan Control
ON/OFF |
| MFCF |
| Medium Speed Fan Control Fault
YES/NO |
| MFI |
| Multiport Fuel Injection |
| MFI |
| Multi Function Indicator |
| MGMT |
| Management |
| MIC |
| Mechanical Instrument Cluster |
| MID |
| Midrange |
| MID |
| Monitor Identification |
| MIL |
| Malfunction Indicator Lamp |
| MIN |
| Minimum |
| MIN |
| Minute |
| MIN |
| Mobile Identification Number |
| MIP |
| Mixer Inlet Pressure |
| ML |
| Manual Longitudinal |
| MLP(s) |
| Manual Lever Position (sensor) |
| mm |
| Millimetre |
| mm3 |
| Cubic Millimetre(s) |
| MMC |
| Manifold Mounted Converter |
| mmhg |
| Millimeters of mercury |
| MMM |
| Memory Mirror Module |
| MMT |
| Methylcyclopentadienyl
Manganese Tricarbonyl |
| mod |
| Module |
| mon |
| Monitor |
| MPa |
| Megapascal |
| MPFI |
| Multiport Fuel Injection |
| ms |
| Millisecond |
| MSFF |
| Miles Since First Fail |
| MSLF |
| Miles Since Last Fail |
| MSM |
| Memory Seat Module |
| MSO |
| Mixed Signal Oscilloscope |
| MSRP |
| Manufacturers Suggested Retail
Price |
| MST |
| Manifold Surface Temperature |
| MSVA |
| Magnetic Steering Variable
Assist |
| M/T |
| Manual Transmission/Transaxle |
| MTBE |
| Methyl Tertiary Butyl Ether |
| MTBF |
| Mean Time Between Failures |
| MTV |
| Manifold Tuning Valve |
| MV |
| Megavolt |
| mV |
| Millivolt |
| MVLPS |
| Manual Valve Lever Position
Sensor |
| MVSA |
| Motor Vehicle Safety Act |
| MVSS |
| Motor Vehicle Safety Standards |
| MY |
| Model Year |
| NAAO |
| North American Automotive
Operations |
| NAES |
| North American Export Sales |
| NAICC |
| Navigation-Aided Intelligent
Cruise Control |
| NATS |
| Nissan Anti-Theft System |
| NC |
| Normally Closed |
| NCAP |
| New Car Assessment Program |
| NDH |
| Navigation Display Head |
| NEG |
| Negative |
| NEU |
| Neutral |
| NFF |
| No Fault Found |
| NG |
| Natural Gas |
| NGS |
| New Generation STAR (Self Test
Automatic Readout) |
| NGSC |
| Next Generation Speed Control |
| NGTP |
| Next Generation Telematics
Protocol |
| NGV |
| Natural Gas Vehicle |
| NGV |
| New Generation Vehicle |
| NGVM |
| Natural Gas Vehicle Module |
| NHTSA |
| National Highway Traffic
Safety Administration |
| NI |
| Neutral Idle |
| NiMH |
| Nickel Metal Hydride |
| NLGI |
| National Lubricating Grease
Institute |
| N-m |
| Newton Meters |
| NO |
| Normally Open |
| NOx |
| Nitrogen Oxides |
| NoVRAM |
| Non Volatile Random Access
Memory |
| NPF |
| No Problem Found |
| NPTC |
| National Pipe Thread Coarse |
| NPTF |
| National Pipe Thread Fine |
| NSBU |
| Neutral Safety Back Up |
| NV |
| Night Vision |
| NVH |
| Noise, Vibration and Harshness |
| NVLD |
| Natural Vacuum Leak Detection |
| NVRAM |
| Non Volatile Random Access
Memory |
| NYCC |
| New York City Cycle |
| O2 |
| Oxygen |
| O2S |
| Oxygen Sensor |
| OAD |
| Overrunning Alternator
Decoupler |
| OAP |
| Overrunning Alternator Pulley |
| OASIS |
| Online Automotive Service
Information System |
| OASIS |
| Organization for the
Advancement of Structured Information Standards. |
| OBD |
| On Board Diagnostics |
| OBD II |
| On Board Diagnostics,
Generation 2 |
| OC |
| Oxidation Catalyst Only |
| OCC |
| Output Circuit Check |
| OCR |
| Oil Control Ring |
| OCS |
| Occupant Classification Sensor |
| OCS |
| Opportunity Charge Station |
| OD |
| Outside Diameter |
| OD |
| Overdrive |
| ODM |
| Output Drive Module |
| ODO |
| Odometer |
| OE |
| Original Equipment |
| OEM |
| Original Equipment
Manufacturer |
| OHC |
| Overhead Camshaft |
| OL |
| Open Loop |
| OLED |
| Organic Light Emitting Diode |
| OPR |
| Over Pressure Relief |
| ORC |
| Oxidation Reduction Converter |
| ORC |
| Occupant Restraint Controller |
| ORVR |
| On-board Refueling Vapour
Recovery |
| OSC |
| Output State Check |
| OSC |
| Output State Control |
| OSGI |
| Open-Service Gateway Interface |
| OSS |
| Output Shaft Speed |
| OTC |
| Overhead Trip Computer |
| OTIS |
| Overhead Travel Information
System |
| OTM |
| Output Test Monitor |
| PAB |
| Passenger Air Bag |
| PADS |
| Passenger Airbag Disarm Switch |
| PAG |
| Polyalkylene Glycol |
| PAG |
| (Ford) Premier Automotive
Group |
| PAIR |
| Pulsed Secondary Air Injection |
| PASE |
| PAssive Start and Entry system |
| PASM |
| Porche Active Steering
Management |
| PASS |
| Passenger |
| PASS |
| Personalized Automotive
Security System |
| PATS |
| Passive Anti-Theft System |
| PB |
| Power Brakes |
| PC |
| Pressure Control |
| PCB |
| Printed Circuit Board |
| PCI |
| Programmable Communications
Interface |
| PCI |
| Programmable Controller
Interface |
| PCM |
| Power Control Module |
| PCM |
| Powertrain Control Module |
| PCS |
| Pre-Crash Sensor |
| PCS |
| Pressure Control Solenoid |
| PCV |
| Positive Crankcase Ventilation |
| PDC |
| Park Distance Control |
| PDC |
| Parts Distribution Center |
| PDC |
| Power Distribution Center |
| PDS |
| Passenger Door Switch |
| PDS |
| Portable Diagnostic Software |
| PDV |
| Parcel Delivery Van |
| PEB |
| Power Electronics Bay |
| PEM |
| Proton Electric Membrane |
| PEMFC |
| Proton Exchange Membrane Fuel
Cell |
| PEP |
| Peripheral Expansion Port |
| PFE |
| Pressure Feedback EGR |
| PFI |
| Port Fuel Injection |
| PFM |
| PDS File Manager |
| PFS |
| Purge Flow Sensor |
| PHEV |
| Plug-in Hybrid Electric
Vehicle |
| PHT |
| Parallel Hybrid Truck |
| PID |
| Parameter Identification |
| PIM |
| Power Inverter Module |
| PIP |
| Profile Ignition Pickup
(replaced with CKP) |
| PKE |
| Passive Keyless Entry |
| PLL |
| Phase Locked Loop |
| PM |
| Permanent Magnet |
| PMD |
| Pump Mounted Driver |
| PMV |
| Pressure Modulator Valve |
| P/N |
| Part Number |
| PNP |
| Park/Neutral Position |
| POA |
| Pilot Operated Absolute |
| pos |
| Position |
| POS |
| Positive |
| POT |
| Potentiometer |
| P-PC |
| Pocket Personal Computer |
| ppm |
| Parts Per Million |
| PPS |
| Passenger Presence Sensor |
| PRNDL |
| Park Reverse Neutral Drive Low |
| PROM |
| Programmable Read Only Memory |
| PROX |
| PReferential OXidation |
| PS |
| Power Steering |
| PSA |
| Pressure Switch Assembly |
| PSCM |
| Passenger Seat Control Module |
| PSCM |
| Power Steering Control Module |
| PSD |
| Power Sliding Door |
| psgr |
| Passenger |
| psi |
| Pounds Per Square Inch |
| psia |
| Pounds Per Square Inch
Absolute |
| psig |
| Pounds Per Square Inch Gauge |
| PSIR |
| Passenger Supplemental
Inflatable Restraint |
| PSM |
| Passenger Seat Module |
| PSOM |
| Programmable
Speedometer/Odometer Module |
| PSP |
| Power Steering Pressure |
| PSV |
| Public Service Vehicle |
| PTC |
| Pending Trouble Code |
| PTC |
| Positive Temperature
Coefficient |
| PTO |
| Power Takeoff |
| PTOX |
| Periodic Trap Oxidizer |
| PTU |
| Part Throttle Unlock |
| PWM |
| Pulse Width Modulation |
| PWR |
| Power |
| PZEV |
| Partial Zero Emision Vehicle |
| PZM |
| Platform Zone Module |
| QDM |
| Quad Driver Module |
| QDR |
| Quality, Durability,
Reliability |
| QVM |
| Qualified Vehicle Modifier |
| R/A |
| Resume or Accelerate |
| RABS |
| Rear Antilock Brake System |
| RAC |
| Remote Accessory Controller |
| RAM |
| Random Access Memory |
| RAM |
| Ride Air Module |
| RAM |
| Remote Anti-theft Module |
| RAP |
| Retained Access Power |
| RAV |
| Remote Activation Verification |
| RBC |
| Rotary Blade Coupling |
| RCC |
| Rear Climate Control |
| RCC |
| Remote Climate Control |
| RCM |
| Restraint Control Module |
| RCDLR |
| Remote Control Door Lock
Receiver |
| RDCM |
| Right Door Control Module |
| RDM |
| Rear Door Module |
| RDS |
| Radio (broadcast) Data System |
| RDS |
| Radio Display System |
| rec |
| Receive |
| recal |
| Recalibrate, Recalibration |
| RECIS |
| Remote Entry Control and
Immobilizer System |
| REDOX |
| Reduction Oxidation Catalytic
Converter |
| REEGR |
| Rotary Electric EGR |
| REF |
| Reference |
| RESC |
| Remote Emergency Satellite
Unit |
| REX |
| Rear Exchanger |
| RF |
| Radio Frequency |
| RF |
| Right Front |
| RFA |
| Remote Function Actuator |
| RFF |
| Roller Finger Followers |
| RFI |
| Radio Frequency Interference |
| RFID |
| Radio Frequency Identification |
| RFWS |
| Right Front Wheel Speed |
| RH |
| Right Hand |
| RIM |
| Radio Interface Module |
| RIM |
| Rear Integration Module |
| RKE |
| Remote Keyless Entry |
| Rly |
| Relay |
| RM |
| Relay Module |
| RMD |
| Right Mid Door |
| ROM |
| Read Only Memory |
| RPA |
| Rear Parking Assist |
| RPM |
| Remote Power Module |
| RPM |
| Revolutions Per Minute |
| RPO |
| Regular Production Option |
| R&R |
| Remove and Replace |
| RR |
| Right Rear |
| RRD |
| Right Rear Door |
| RSA |
| Rear Seat Audio |
| RSC |
| Roll Stability Control |
| RSE |
| Roadside Equipment |
| RSS |
| Reverse Sensing System |
| RSS |
| Road Sensing Suspension |
| R/T |
| Road/Track |
| RT |
| Right |
| RTC |
| Real-Time Clock |
| RTD |
| Real Time Dampening |
| RTN |
| Return |
| RTT |
| Reconfigurable Telltale |
| RTTP |
| Rotunda Technician Tool
Program |
| RTV |
| Room Temperature Vulcanizing |
| RV |
| Recreational Vehicle |
| RVAC |
| Rear Video/Audi/HVAC Module |
| RVP |
| Reid Vapour Pressure |
| RWAL |
| Rear Wheel Anti-lock |
| RWD |
| Rear Wheel Drive |
| RWS |
| Rear-Wheel Steer |
| S4WD |
| Selectable Four Wheel Drive |
| SAE |
| Society of Automotive
Engineers |
| SAF |
| Stabilized Aluminum Foam |
| SAS |
| Side Auxiliary Sensor |
| SATC |
| Semi-Auto Temperature Control
module |
| SAVDAS |
| Stand-Alone Vehicle Data
Aquisition System |
| SAW |
| Spark Angle Word |
| SB |
| Short Box, Short Bed |
| SBDS |
| Service Bay Diagnostic System |
| SBEC |
| Single Board Engine Controller
(replaced with PCM) |
| SBM |
| Standard Body Module |
| SBS |
| Supercharger Bypass Solenoid |
| SBT |
| Serial Bus Traveller |
| SC |
| Supercharger |
| SCA |
| Supplemental Coolant Additive |
| SCB |
| Supercharger Bypass |
| SCCA |
| Sports Car Club of America |
| SCI |
| Serial Communications
Interface |
| SCIL |
| Steering Column/Instrument
panel Lighting |
| SCM |
| Seat Control Module |
| SCP |
| Standard Corporate Protocol |
| SCS |
| Side Crash Sensor |
| SCTM |
| Seatbelt Timer Control Module |
| SCV |
| Speed Controlled Volume |
| SDARS |
| Satellite Digital Audio Radio
System |
| SDL |
| Serial Data Link |
| SDM |
| Sensing and Diagnostic Module |
| SDRS |
| Satellite Digital Receiver
System |
| SDS |
| Satellite Discriminating
Sensor |
| SDS |
| Shock Dampening System |
| SDV |
| Spark Delay Valve |
| SEFI |
| Sequential Electronic Fuel
Injection (replaced with SFI) |
| SEMA |
| Specialty Equipment Market
Association |
| SEO |
| Special Equipment Option |
| SES |
| Service Engine Soon (replaced
with MIL) |
| SFI |
| Sequential (multiport) Fuel
Injection |
| SGCM |
| Starter/Generator Control
Module |
| SHO |
| Super High Output |
| SI |
| System International |
| SIAB |
| Side Impact Air Bag |
| SIACM |
| Side Impact Air Bag Control
Module |
| SIG RTN |
| Signal Return |
| SIL |
| Shift Indicator Lamp |
| SIR |
| Supplemental Inflatable
Restraint |
| SIS |
| Side Impact Sensor |
| SKIM |
| Sentry Key Imobilizer Module |
| SLB |
| Smart Junction Box |
| SLA |
| Short/Long Arm suspension |
| SMCC |
| Stepper Motor Cruise Control |
| SMEC |
| Single Module Engine
Controller (replaced with PCM) |
| SMPI |
| Sequential Multi-Port
Injection |
| SNSR |
| Sensor |
| SO2 |
| Sulphur Dioxide |
| SOC |
| State Of Charge |
| SOD |
| Side Object Detection |
| SOH |
| State of Health |
| sol |
| Solenoid |
| S/P |
| Series/Parallel |
| SP |
| Splice Pack |
| SPD |
| Speed |
| SPI |
| Serial Peripheral Interface |
| SPL |
| Smoke Puff Limiter |
| SPS |
| Service Programming System |
| SPS |
| Speed Signal |
| SPO |
| Service Parts Operations |
| SPOUT |
| Spark Output |
| SPRK_ACT |
| Spark Advance Actual |
| SPS |
| Service Programming System |
| SRC |
| Selective Ride Control |
| SRG |
| Solar-Reflective Glass |
| SRI |
| Service Reminder Indicator |
| SRI |
| Short Ram Intake |
| SrPP |
| Self-reinforced PolyPropylene |
| SRS |
| Supplemental Restraint System |
| SRW |
| Single Rear Wheel |
| SS |
| Shift Solenoid |
| SS |
| Speed Signal |
| SSM |
| Suspension Steering Module |
| SSS |
| Speed Sensitive Steering |
| SSV |
| Shift Solenoid Valve |
| ST |
| Scan Tool |
| ST |
| Short Term (Fuel Trim) |
| STAR |
| Self Test Automatic Readout
(tester) |
| STAR |
| Stolen Auto Recovery System |
| STC |
| Snap To Connect |
| STC |
| Step Timing Control |
| stdby |
| Standby |
| STI |
| Self Test Input |
| STID |
| Station Identification |
| STL |
| Service Transmission Lamp |
| STO |
| Self Test Output |
| STS |
| Service Technicians Society |
| SULEV |
| Super Ultra Low Emission
Vehicle |
| SUV |
| Sport Utility Vehicle |
| SVO |
| Straight Vegetable Oil |
| SVS |
| Service Vehicle Soon |
| SVT |
| Special Vehicle Team |
| S/W |
| Software |
| sw |
| Switch |
| SWB |
| Short WheelBase (see SB) |
| SWC |
| Steering Wheel Controls |
| SWPS |
| Steering Wheel Position Sensor |
| SWS |
| SideWall tension Sensor |
| SXR |
| Send and Receive |
| syn |
| Synchronize |
| sys |
| System |
| TAB |
| Thermactor Air Bypass
(replaced with AIRB) |
| TAC |
| Throttle Actuator Control |
| TACH |
| Tachometer |
| TACM |
| Throttle Actuator Control
Module |
| TAD |
| Thermactor Air Divert
(replaced with AIRD) |
| TAP |
| Transmission Adaptive Pressure |
| TAS |
| Trap Alert System |
| TB |
| Throttle Body |
| TBC |
| Truck Body Controller (or
Computer) |
| TBI |
| Throttle Body Fuel Injection |
| TC |
| Transmission Control |
| TC |
| Turbocharger |
| TCC |
| Torque Converter Clutch |
| TCCS |
| Toyota Computer Controlled
System |
| TCIL |
| Transmission Control Indicator
Lamp |
| TCM |
| Transmission Control Module |
| TCS |
| Traction Control System |
| TCS |
| Transmission Control Switch |
| TDC |
| Top Dead Center |
| TDI |
| Toyota Direct Ignition |
| TED |
| Thermo Electric Device |
| tele |
| Telescope |
| TEMP |
| Temperature |
| TFI |
| Thick Film Integrated
(replaced with DI) |
| TFP |
| Transmission Fluid Pressure |
| TFT |
| Transmission Fluid Temperature |
| TGS |
| Top Gear Switch |
| THEMIS |
| Thermal Management Intelligent
System |
| THM |
| Turbo Hydra-Matic |
| THS |
| Transmission Hydraulic Switch |
| TID |
| Test Identification |
| TIIS |
| Thermal Imaging Inspection
Station |
| TIM |
| Tyre Inflation Module |
| TIM |
| Tyre Inflation Monitor |
| TIS |
| Techline Information System |
| TOC |
| Transmission Oil Cooler |
| torq |
| Torque |
| TOT |
| Transmission Oil Temperature |
| TP |
| Throttle Position |
| TPA |
| Terminal Positive Assurance |
| TPI |
| Tuned Port Injection |
| TPMS |
| Tyre Pressure Monitor System |
| TPS |
| Throttle Position Sensor |
| TR |
| Transmission Range |
| T-RAC |
| Trailer Rotating Air Chamber |
| trans |
| Transmission/Transaxle |
| TRDU |
| Trailer Remote Diagnostic Unit |
| TRS |
| Transmission Range Sensor |
| TSA |
| Thorax Side Airbag |
| TSB |
| Technical Service Bulletin |
| TSI |
| Two Speed Idle |
| TSS |
| Transmission Speed Sensor |
| TSS |
| Turbine Shaft Speed |
| TT |
| Telltale Lamp |
| TTM |
| Tilt and Telescope Module |
| TTS |
| Transmission Temperature
Switch (replaced with TOT) |
| TV |
| Television |
| TV |
| Throttle Valve |
| TVAM |
| Televison Antenna Module |
| TVR |
| Turbine Vane Regulator |
| TVRS |
| Television and Radio
Suppression |
| TVS |
| Thermal Vacuum Switch |
| TVV |
| Thermal Vacuum Valve |
| TWC |
| Three Way Catalyst |
| TWC+OC |
| Three Way Catalyst + Oxidation
Catalyst |
| twtr |
| Tweeter |
| TXV |
| Thermal Expansion Valve |
| UASID |
| Units And Scaling
Identification |
| UART |
| Universal Asynchronous
Receiver-Transmitter |
| UD |
| Underdrive |
| UDDS |
| Urban Dynamometer Driving
Schedule |
| U/H |
| Underhood |
| U/HEC |
| Underhood Electrical Center |
| UIDI |
| Up-Integrated Direct Ignition |
| ULEV |
| Ultra Low Emissions Vehicle |
| ULSD |
| Ultra Low Sulphur Diesel |
| UMTS |
| Universal Mobile
Telecommunications System |
| unlk |
| Unlock |
| USCAR |
| United States Council for
Automotive Research |
| UTD |
| Universal Theft Deterrent |
| UTQG |
| Uniform Tyre Quality Grading |
| V |
| Volts |
| V2G |
| Vehicle to Grid |
| VAC |
| Vacuum |
| VAC |
| Vehicle Access Code |
| VACS |
| Vehicle Access Control System |
| VAF |
| Vane Air Flow |
| VAF |
| Volume Air Flow |
| VAPS |
| Variable Assist Power Steering |
| VAPS |
| Virtual Automotive Prototyping
System |
| VASCO |
| Vehicle Application-Specific
Computer |
| VAT |
| Vane Air Temperature (replaced
with IAT) |
| VAT |
| Visual Authoring Tool |
| VATS |
| Vehicle AntiTheft System |
| VB |
| Valve body |
| VCC |
| Viscous Converter Clutch |
| VCI |
| Vehicle Communication
Interface |
| VCIM |
| Vehicle Communication
Interface Mode |
| VCL |
| Vehicle Communication Link |
| VCM |
| Variable Cylinder Management |
| VCM |
| Vehicle Communication Module |
| VCM |
| Vehicle Control Module |
| VCRM |
| Variable Control Relay Module |
| VCT |
| Variable Camshaft Timing |
| VDCS |
| Vehicle Dynamics Control
System |
| V dif |
| Voltage Difference |
| VDIS |
| Vehicle Diagnostic Information
System |
| VDM |
| Vehicle Dynamics Module |
| VDM |
| Vehicle Dynamics Monitor |
| VDOT |
| Variable Displacement Orifice
Tube |
| VDP |
| Vehicle Dynamics Processor |
| VDR |
| Vehicle Data Recorder |
| VDR |
| Vehicle Dealer Recorder |
| VDS |
| Valve Deactivation System |
| VDV |
| Vacuum Delay Valve |
| VECI |
| Vehicle Emission Control
Information |
| VEDR |
| Vehicle Event Data Recorder |
| veh |
| Vehicle |
| vel |
| Velocity |
| ver |
| Version |
| vert |
| Vertical |
| VES |
| Variable Effort Steering |
| VF |
| Vacuum Flourescent |
| VGT |
| Variable Geometry Turbocharger |
| VIC |
| Virtual Image Cluster module |
| VICS |
| Vehicle Information
Communication System |
| VIIC |
| Vehicle Infrastructure
Integration Consortium |
| VIN |
| Vehicle Identification Number |
| VIP |
| Vehicle Intrusion Protection |
| VIU |
| Vehicle Interface Unit |
| VLCM |
| Variable Load Control Module |
| VLR |
| Voltage Loop Reserve |
| vlv |
| Valve |
| VMM |
| Vehicle Measurement Module |
| VMRS |
| Vehicle Maintenance Reporting
System |
| VMV |
| Vacuum Modulator Valve |
| VMV |
| Vapour Management Valve |
| VNT |
| Variable Nozzle Turbine |
| VNT |
| Variable Nozzle Turbocharger |
| VOTM |
| Vacuum Operated Throttle
Modulator |
| VPWR |
| Vehicle Power |
| VR |
| Vacuum Regulator |
| VREF |
| Voltage Reference |
| VRLA |
| Valve Regulated Lead Acid |
| VRV |
| Vacuum Reducer Valve |
| VRIS |
| Variable Resonance Induction
System |
| VS |
| Variable Speed |
| VSC |
| Vehicle Stability Control |
| VSES |
| Vehicle Stability Enhancement
System |
| vspd |
| Vehicle speed |
| VSS |
| Vehicle Speed Sensor |
| VSV |
| Vacuum Solenoid Valve |
| VTA |
| Vehicle Theft Alarm |
| VTD |
| Vehicle Theft Deterrent |
| VTEC |
| Variable (valve) Timing (and
lift) Electronic Control |
| VTSS |
| Vehicle Theft Security System |
| VVT-i |
| Variable Valve Timing with
Intelligence |
| VVTL-i |
| Variable Valve Timing and Lift
with Intelligence |
| w/ |
| With |
| WAC |
| Wide Open Throttle A/C Cutoff |
| warn |
| Warning |
| W/B |
| Wheelbase |
| WCF |
| Wireless Communication
Framework |
| WDS |
| Workbay Diagnostic System |
| WDS |
| Worldwide Diagnostic System |
| WGC |
| Wastegate Control |
| WHL |
| Wheel |
| WIF |
| Water In Fuel (sensor) |
| w/o |
| Without |
| WOT |
| Wide Open Throttle |
| W/P |
| Water Pump |
| WSM |
| WorkShop Manual |
| WSS |
| Wheel Speed Sensor |
| WU-OC |
| Warmup Catalyst with Oxidation
Catalyst |
| WU-TWC |
| Warmup Catalyst with Three Way
Catalyst |
| WVO |
| Waste Vegetable Oil |
| WVVWS |
| Wireless Vehicle to Vehicle
Warning System |
| X-valve |
| Expansion Valve |
| xVDS |
| Extended Vehicle Diagnostic
System |
| ZEV |
| Zero Emission Vehicle |
