Terminologie OBD2/SAE
ABS: Anti lock brake system
A/C: Air conditioning
AC: Air Cleaner
AIR :Secondary air injection
A/T : Automatic transmission or transaxle
B:Battery positive voltage
BARO: Barometric pressure
CAC :Charge air cooler
CFI :Continuous fuel injection
CKP :Crankshaft position sensor
CKP REF :Crankshaft reference
CL: Closed loop
CMP: Camshaft position sensor
CMP REF: camshaft reference
CO: Carbon monoxide
CO2 :Carbon dioxide
CPP: Clutch pedal position
CTOX :Continuous trap oxidiser
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 f lter
DTC: Diagnostic trouble code
DTM: Diagnostic test mode
EBCM: Eectronic brake control module
EBTCM :Electronic brake traction control module
EC :Engine control
ECL: Engine coolant level
ECM: Engine control module
ECT :Engine coolant temperature
EEPROM: Electrically erasable programmable read only memory
EFE:Early fuel evaporation
EGR :Exhaust gas recirculation
EGRT: EGR Temperature
EI :Electronic ignition
EM :Engine modif cation
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: Fexible fuel
FP :Fuel pump
FPROM: Fash erasable programmable read only memory
FT: Fuel trim
FTP :Federal test procedure
GCM :Governor control module
GEN :Generator
GND: Ground
HC: Hydrocarbon
H2O: Water
HO2S: Heated oxygen sensor
HO2S1 :Upstream heated oxygen sensor
HO2S2: Up or downstream heated oxygen sensor
HO2S3 :Downstream heated oxygen sensor
HVAC: Heating ventilation and air conditioning system
HVS :High-voltage switch
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
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