Automotive Fuse Box Abbreviations

Automotive Fuse Box Abbreviations

Common automotive fuse box, fuse panel, junction box and electrical-system abbreviations and their meanings.

Abbreviation Meaning
A/CAir Conditioning
A/C CLTCHAir Conditioning Compressor Clutch
A/C FANAir Conditioning Fan
A/C RELAYAir Conditioning Relay
ABSAnti-lock Braking System
ABS SOLABS Solenoid
ACCAccessory
ACC PWRAccessory Power
ADAPTAdaptive System
AFSAdaptive Front-lighting System
AIR BAGAirbag System
ALTAlternator
AMPAudio Amplifier
AUDIOAudio System
AUTOAutomatic System
BACK UPBackup Power / Memory Power
BACK LAMPBackup Lamp / Reverse Lamp
BATTBattery
BATT PWRBattery Power
BCMBody Control Module
BLOWERHeater / Air Conditioning Blower Motor
BRAKEBrake System
BRK SWBrake Switch
CIGCigarette Lighter
CIG PWRCigarette Lighter Power
CLTCHClutch
COILIgnition Coil
CRUISECruise Control
DOMEInterior / Dome Light
DRLDaytime Running Lights
ECUElectronic Control Unit
ECMEngine Control Module
EPSElectric Power Steering
ETCElectronic Throttle Control
EVAPEvaporative Emission Control System
FANCooling Fan
FAN HICooling Fan High Speed
FAN LOCooling Fan Low Speed
FOGFog Lamps
FOG LAMPFog Lamp
FPFuel Pump
F/PFuel Pump
FUELFuel System
FUEL INJFuel Injectors
GLOWGlow Plug System
GLOW PLUGGlow Plug
HAZHazard Warning Lamps
HEADHeadlamps
HEAD LAMPHeadlamp
HEATERHeater System
HORNHorn
HTRHeater
HVACHeating, Ventilation and Air Conditioning
IGNIgnition
IGN COILIgnition Coil
INJFuel Injector
INJ 1Fuel Injector Circuit 1
INJ 2Fuel Injector Circuit 2
INT LAMPInterior Lamp
IPCInstrument Panel Cluster
KEYIgnition Key / Key System
METERInstrument Cluster / Meter
MIRRORPower Mirror
P/SEATPower Seat
P/WPower Window
PWRPower
PWR DOORPower Door Lock
PWR OUTLETPower Outlet
PWR SEATPower Seat
PWR WNDPower Window
RAD FANRadiator Cooling Fan
RADIORadio / Audio System
REARRear Electrical System
ROOMInterior / Room Lamp
S/ROOFSunroof
SASSteering Angle Sensor
SRSSupplemental Restraint System
STARTStarter System
STStarter
STOPStop Lamp / Brake Lamp
TAILTail Lamps
TCMTransmission Control Module
TCSTraction Control System
TCUTransmission Control Unit
TPMSTire Pressure Monitoring System
TRUNKTrunk / Luggage Compartment
TURNTurn Signal Lamps
VDCVehicle Dynamic Control
WASHERWindshield Washer
WIPERWindshield Wiper
WIPWiper
WINDOWPower Window
ECU-BECU Battery Power
ECU-IGECU Ignition Power
EFIElectronic Fuel Injection
EFI MAINElectronic Fuel Injection Main Circuit
EFI NO.1Electronic Fuel Injection Circuit 1
EFI NO.2Electronic Fuel Injection Circuit 2
AM1Accessory / Ignition Main Circuit 1
AM2Accessory / Ignition Main Circuit 2
IG1Ignition Circuit 1
IG2Ignition Circuit 2
D/LDoor Lock
H-LPHeadlamp
H-LP LHLeft Headlamp
H-LP RHRight Headlamp
RR DEFRear Window Defogger
DEFOGDefogger
DEFDefogger
PARKParking Lamps
ILLUMIIllumination
STOP LAMPBrake / Stop Lamp
HAZARDHazard Warning System
MTRMotor
MOTORElectric Motor
BLOWER MTRBlower Motor
WASH MTRWasher Motor
WIP MTRWiper Motor
STARTERStarter Motor
ALT-SAlternator Sense Circuit
ALT IGAlternator Ignition Circuit
BMSBattery Management System
BCMBody Control Module
FBCMFront Body Control Module
GEMGeneric Electronic Module
SJBSmart Junction Box
JBJunction Box
JBIGJunction Box Ignition
IPDMIntelligent Power Distribution Module
TIPMTotally Integrated Power Module
PDCPower Distribution Center
PJBPassenger Junction Box
BJBBattery Junction Box
FJBFront Junction Box
RJBRear Junction Box
FUSE BOXFuse Box
FUSE PANELFuse Panel
MIR HTRMirror Heater
SEAT HTRSeat Heater
SEAT VENTSeat Ventilation
STEERSteering System
EPS MTRElectric Power Steering Motor
SASSteering Angle Sensor
VSCVehicle Stability Control
ESCElectronic Stability Control
ESPElectronic Stability Program
EBDElectronic Brakeforce Distribution
HACHill-start Assist Control
DACDownhill Assist Control
TRACTraction Control
4WDFour-Wheel Drive System
4X4Four-Wheel Drive System
AWDAll-Wheel Drive System
4WD ECUFour-Wheel Drive Control Unit
SRS AIR BAGSupplemental Restraint System Airbag
SRS IGSRS Ignition Power
ABS ECUABS Control Unit
ABS MTRABS Pump Motor
VSAVehicle Stability Assist
SH-AWDSuper Handling All-Wheel Drive
METER IGInstrument Meter Ignition Power
PANELInstrument Panel
CLUSTERInstrument Cluster
NAVNavigation System
AVAudio / Video System
MULTIMEDIAMultimedia System
USBUSB Power / USB System
AMP PWRAudio Amplifier Power
SATSatellite Radio
TELTelephone / Bluetooth System
BCM PWRBody Control Module Power
ECM PWREngine Control Module Power
PCM PWRPowertrain Control Module Power
TCM PWRTransmission Control Module Power
CANController Area Network
CAN-CHigh-Speed CAN Network
CAN-BBody / Low-Speed CAN Network
LINLocal Interconnect Network
OBDOn-Board Diagnostics
OBD-IIOn-Board Diagnostics II
DATA LINKDiagnostic Data Link
DLCData Link Connector

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