Wiring Diagram Codes

Use the Chart below to find out what each wiring diagram code stands for.

CODE WIRING DIAGRAM NAME
1ST A/T 1ST Gear Function
2ND A/T 2ND Gear Function
3RD A/T 3RD Gear Function
4TH A/T 4TH Gear Function
A/C Air Conditioner
AAC/V IACV-AAC Valve
ABS Anti-lock Brake System
AP/SEN Absolute Pressure Sensor
ASCD Automatic Speed Control Device (ASCD)
AT/C A/T Control
ATDIAG A/T Diagnosis Communication Line
AUDIO Audio
BA/FTS A/T Fluid Temperature Sensor and A/T Control Unit Power Supply
BACK/L Back-up Lamp
BYPS/V Vacuum Cut Valve Bypass Valve
CHARGE Charging System
CHIME Warning Chime
CIGAR Cigarette Lighter
CKPS Crankshaft Position Sensor (OBD)
CMPS Camshaft Position Sensor
COOL/F Cooling Fan Control
CORNER Comering Lamp
D/LOCK Power Door Lock
DEF Rear Window Defogger
DTRL Headlamp - With Daytime Light System
ECTS Engine Coolant Temperature Sensor
EGR/TS EGR Temperature Sensor
EGRC/V EGR-Solenoid Valve
EGRC1 EGR Function
ENGSS Engine Speed Signal
F/FOG Front Fog Lamp
F/PUMP Fuel Pump
FICD IACV-FICD Solenoid Valve
FRO2 Front Heated Oxygen Sensor
FRO2/H Front Heated Oxygen Sensor Heater
FTS A/T Fluid Temperature Sensor
FTTS Fuel Tank Temperature Sensor
FUEL Fuel Injection System Function
H/LAMP Headlamp
HEATER Heater System
HORN Horn
IATS Intake Air Temperature Sensor
IGN/SG Ignition Signal
ILL Illumination
INJECT Injector
INT/L Spot, Trunk Room and Vanity Mirror Lamp
KS Knock Sensor
LOAD Load Signal
LPSV Line Pressure Solenoid Valve
MAFS Mass Air Flow Sensor
MAIN Main Power Supply and Ground Circuit
METER Meter and Gauges
MIL/DL MIL & Data Link Connector
MIRROR Door Mirror
MULTI Multi-remote Control System
NONDTC Non-detective Items
OVRCSV Over Run Clutch Solenoid Valve
PGC/V EVAP Canister Purge Volume Control Solenoid Valve
PNP/SW Park/Neutral Position (PNP) Switch
POWER Power Supply Routing
PRE/SE EVAP Control System Pressure Sensor
PST/SW Power Steering Oil Pressure Switch
ROOM/L Interior Room Lamp
RRO2 Rear Heated Oxygen Sensor
RRO2/H Rear Heated Oxygen Sensor Heater
S/SIG Start Signal
SEAT Power Seat
SHIFT A/T Shift Lock System
SROOF Sunroof
SRS Supplemental Restraint System
SSV/A Shift Solenoid Valve A
SSV/B Shift Solenoid Valve B
START Starting System
STOP/L Stop lamp
SW/V MAP/BARO Switch Solenoid Valve
TAIL/L Parking, License and Tail Lamps
TCCSIG A/T TCC Signal (Lock Up)
TCV Torque Converter Clutch Solenoid Valve
THEFT Theft Warning System
TLID Trunk Lid Opener
TP/SW Throttle Position Switch
TPS Throttle Position Sensor
TRNSMT Integrated HOMELINK (TM) Transmitter
TURN Turn Signal and Hazard Warning Lamps
VENT/V EVAP Canister Vent Control Valve
VSS Vehicle Speed Sensor
VSSA/T Vehicle Speed Sensor A/T (Revolution Sensor)
VSSMTR Vehicle Speed Sensor MTR
WARN Warning Lamps
WINDOW Power Window
WIP/R Rear Wiper and Washer
WIPER Front Wiper and Washer