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 Drivers Door Module DDS Deflection Detection System DDS Drivers 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 Drivers 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 HB Hatchback 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 Diode (as in LCD 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 These pages were last updated on 13th April 2014. Copyright © Chris Longhurst 1994 - 2014 unless otherwise noted. Im Read more: carbibles/automotiveabbreviations.html#ixzz3B2rrsAzI
Posted on: Thu, 21 Aug 2014 16:36:52 +0000
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