OBD2/SAE ACRONYMS ABS antilock brake system A/C air conditioning AC air cleaner AIR secondary air injection A/T automatic transmission or transaxle SAP accelerator pedal B+ battery positive voltage BARO barometric pressure CAC charge air cooler CFI continuous fuel injection CL closed loop CKP crankshaft position sensor CKP REF crankshaft reference CMP camshaft position sensor CMP REF camshaft reference CO carbon monoxide CO2 carbon dioxide CPP clutch pedal position CTOX continuous trap oxidizer CTP closed throttle position DEPS digital engine position sensor DFCO decel fuel cut-off mode DFI direct fuel injection DLC data link connector DPF diesel particulate filter DTC diagnostic trouble code DTM diagnostic test mode EBCM electronic brake control module EBTCM electronic brake traction control module EC engine control ECM engine control module ECL engine coolant level ECT engine coolant temperature EEPROM elecrically erasable programmable read only memory EFE early fuel evaporation EGR exhaust gas recirculation EGRT EGR temperature EI electronic ignition EM engine modification EPROM erasable programmable read only memory ESC electronic stability control EVAP evaporative emission system FC fan control FEEPROM flash electrically erasable programmable read only memory FF flexible fuel FP fuel pump FPROM flash erasable programmable read only memory FT fuel trim FTP federal test procedure GCM governor control module GEN generator GND ground H20 water HO2S heated oxygen sensor HO2S1 upstream heated oxygen sensor HO2S2 up or downstream heated oxygen sensor HO2S3 downstream heated oxygen sensor HC hydocarbon HVS high voltage switch HVAC heating ventilation and air conditioning system IA intake air IAC idle air control IAT intake air temperature IC ignition control circuit ICM ignition control module IFI indirect fuel injection IFS inertia fuel shutoff I/M inspection/maintenance IPC instrument panel cluster ISC idle speed control KOEC key on, engine cranking KOEO key on, engine off KOER key on, engine running KS knock sensor KSM knock sensor module LTFT long term fuel trim MAF mass airflow sensor MAP manifold absolute pressure sensor MC mixture control MDP manifold differential pressure MFI multiport fuel injection MIL malfunction indicator lamp MPH chilometri per hour MST manifold surface temperature MVZ manifold vacuum zone NVRAM nonvolatile randon access memory NOX oxides of nitrogen O2S oxygen sensor OBD onboard diagnostics OBD I onboard diagnostics generation one OBD II onboard diagnostics, second generation OC oxidation catalyst ODM output device monitor OL open loop OSC oxygen sensor storage PAIR pulsed secondary air injection PCM powertrain control module PCV positive crankcase ventilation PNP park/neutral switch PROM program read only memory PSA pressure switch assembly PSP power steering pressure PTOX periodic trap oxidizer RAM random access memory RM relay module ROM read only memory RPM revolutions per minute SC supecharger SCB supercharger bypass SDM sensing diagnostic mode SFI sequential fuel injection SRI service reminder indicator SRT system readiness test STFT short term fuel trim TB throttle body TBI throtle body injection TC turbocharger TCC torque converter clutch TCM transmission or transaxle control module TFP throttle fluid pressure TP throttle position TPS throttle position sensor TVV thermal vacuum valve TWC three way caalyst TWC+OC three way + oxidation catalytic converter VAF volume airflow VCM vehicle control module VR voltage regulator VS vehicle sensor VSS vehicle speed sensor WU-TWC warm up three way catalytic converter WOT wide open throttle EMISSIONS RELATED ACRONYMS (OEM TERMINOLOGY) AAV anti-afterburn valve (Mazda) AIR Air Injection Reaction (GM) AIS Air Injection System (Chrysler) CC catalytic converter CCP controlled canister purge (GM) CCV canister control valve CEC Crankcase Emission Control System (Honda) CFC Chlorofluorocarbons CP canister purge (GM) DPF diesel particulate filter ECS Evaporation Control System (Chrysler) EEC Evaporative Emission Controls (Ford) EECS Evaporative Emissions Control system (GM) EFE Early Fuel Evaporation system (GM) EGR-SV EGR solenoid valve (Mazda) EGRTV EGR thermo valve (Chrysler) EVRV electronic vacuum regulator valve for EGR (GM) HAIS Heated Air Intake System (Chrysler) OC oxidation converter (GM) ORC oxidation reduction catalyst (GM) PAFS Pulse Air Feeder System (Chrysler) PAIR Pulsed Secondary Air Injection system (GM) PVS ported vacuum switch TAC thermostatic air cleaner (GM) TAD Thermactor air diverter valve (Ford) TVS thermal vacuum switch TVV thermal vacuum valve (GM) COMPUTERIZED ENGINE CONTROL SYSTEMS (OLDER OEM TERMINOLOGY) C3 Computer Command Control system (GM) C4 Computer Controlled Catalytic Converter system (GM) CAS Clean Air System (Chrysler) CCC Computer Command Control system (GM) CVCC Compound Vortex Controlled Combustion system (Honda) ECCS Electronic Concentrated Control System (Nissan) EEC Electronic Engine Control (Ford) ELB Electronic Lean Burn (Chrysler) MCU Microprocessor Controlled Unit (Ford) MISAR Microprocessed Sensing and Automatic Regulation (GM) PGM-FI Programmed Gas Management Fuel Injection (Honda) SCC Spark Control Computer (Chrysler) TCCS Toyota Computer Controlled System SENSOR ACRONMYNS (OEM TERMINOLOGY) ACTS air charge temperature sensor (Ford) AFS air flow sensor (Mitsubishi) AFM air flow meter APS absolute pressure sensor (GM) APS atmospheric pressure sensor (Mazda) ATS air temperature sensor (Chrysler) BARO barometric pressure sensor (GM) BMAP barometric/manifold absolute pressure sensor (Ford) BP backpressure sensor (Ford) BPS barometric pressure sensor (Ford & Nissan) BPT back-pressure transducer CAS crank angle sensor CESS cold engine sensor switch CID cylinder identification sensor (Ford) CMP camshaft position sensor (GM) CP crankshaft position sensor (Ford) CTS charge temperature switch (Chrysler) CTS coolant temperature sensor (GM) CTVS choke thermal vacuum switch ECT engine coolant temperature (Ford & GM) EGO exhaust gas oxygen sensor (Ford) EGRPS EGR valve position sensor (Mazda) EOS exhaust oxygen sensor EPOS EGR valve position sensor (Ford) EVP EGR valve position sensor (Ford) FLS fluid level sensor (GM) HEGO heated exhaust gas oxygen sensor IAT inlet air temperature sensor (Ford) IATS intake air temperature sensor (Mazda) KS knock sensor MAF mass airflow sensor MAP manifold absolute pressure MAT manifold air temperature MCT manifold charge temperature (Ford) OS oxygen sensor PA pressure air (Honda) PIP profile ignition pickup (Ford) SS speed sensor (Honda) TA temperature air (Honda) TP throttle position sensor (Ford) TPP throttle position potentiometer TPS throttle position sensor TPT throttle position transducer (Chrysler) TVS thermal vacuum switch (GM) VAF vane airflow sensor VSM vehicle security module VSS vehicle speed sensor WOT wide open throttle switch (GM) WSS wheel speed sensor ELECTRONIC COMPONENT ACRONYMS (OEM TERMINOLOGY) ALCL assembly line communications link (GM) ALDL assembly line data link (GM) ASDM airbag system diagnostic module (Chrysler) BCM body control module (GM) CALPAK calibration pack CECU central electronic control unit (Nissan) CPU central processing unit DERM diagnostic energy reserve module (GM) DLC data link connector (GM) EACV electronic air control valve (Honda) EBM electronic body module (GM) EBCM electronic brake control module (GM) ECA electronic control assembly ECM electronic control module (GM) ECU electronic control unit (Ford, Honda & Toyota) EEPROM electronically erasable programmable read only memory chip EPROM erasable programmable read only memory chip EI electronic ignition (GM) IC integrated circuit ICS idle control solenoid (GM) ISC idle speed control (GM) LCD liquid crystal display LED light emitting diode MIL malfunction indicator lamp PCM powertrain control module (supercedes ECM) PROM program read only memory computer chip SES service engine soon indicator (GM) TCC torque converter clutch (GM) VCC viscous converter clutch (GM) ELECTRONIC IGNITION ACRONYMS (OEM TERMINOLOGY) BID Breakerless Inductive Discharge (AMC) CDI Capacitor Discharge Ignition (AMC) C3I Computer Controlled Coil Ignition (GM) COP Coil On Plug ignition CSSA Cold Start Spark Advance (Ford) CSSH Cold Start Spark Hold (Ford) DIS Distributorless Ignition System (Ford) DIS Direct Ignition System (GM) EDIS Electronic Distributorless Ignition System (Ford) HEI High Energy Ignition (GM) ITCS Ignition Timing Control System (Honda) SDI Saab Direct Ignition SSI Solid State Ignition (Ford) SPARK CONTROL SYSTEMS AND DEVICES ACRONYMS (OEM TERMINOLOGY) CCD computer controlled dwell (Ford) CCEV Coolant Controlled Engine Vacuum Switch (Chrysler) CSC Coolant Spark Control (Ford) CSSA Cold Start Spark Advance (Ford) CTAV Cold Temperature Actuated Vacuum (Ford) CTO Coolant Temperature Override Switch (AMC) DRCV distributor retard control valve DSSA Dual Signal Spark Advance (Ford) DVDSV differential vacuum delay and separator valve DVDV distributor vacuum delay valve ESA Electronic Spark Advance (Chrysler) ESC Electronic Spark Control (GM) ESS Electronic Spark Selection (Cadillac) EST Electronic Spark Timing (GM) OSAC Orifice Spark Advance Control (Chrysler) PVA ported vacuum advance PVS ported vacuum switch SAVM spark advance vacuum modulator SPOUT Spark Output signal (Ford) SRDV spark retard delay valve TAV temperature actuated vacuum TCS Transmission Controlled Spark (GM) TIC thermal ignition control (Chrysler) TRS Transmission Regulated Spark (Ford) VDV vacuum delay valve FUEL SYSTEM ACRONYMS (OEM TERMINOLOGY) AIS automatic idle speed motor (Chrysler) ABSV air bypass solenoid valve (Mazda) ASD automatic shutdown relay (Chrysler) CANP canister purge solenoid valve (Ford) CCEI Coolant Controlled Idle Enrichment (Chrysler) CEAB cold engine air bleed CER cold enrichment rod (Ford) CFI Cross Fire Injection (Chevrolet) CIS Continuous Injection System (Bosch) CPI Central Port Injection (GM) CVR control …

Fonte: AA1Car.com