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ISUZU ASCENDER
MODEL YEAR(S
ASCENDER 2003
KEY T-HARNESS IMMOBILIZER
N/A N/A GM's PASSLOCK 2 ANTI-THEFT System, Requires 791 Bypass Module
PART COLOR LOCATION DIAGRAM
12 VOLT CONSTANT RED (+) IGNITION SWITCH HARNESS
STARTER YELLOW(+) IGNITION SWITCH HARNESS
STARTER 2 N/A
IGNITION 1 PINK(+) IGNITION SWITCH HARNESS
IGNITION 2 WHITE (+) See NOTE *3 IGNITION SWITCH HARNESS
IGNITION 3 N/A
ACCESSORY/HEATER BLOWER 1 ORANGE (+) IGNITION SWITCH HARNESS
ACCESSORY/HEATER BLOWER 2 N/A
KEYSENSE N/A
PARKING LIGHTS ( - ) GRAY/BLACK (-) @ HEADLIGHT SWITCH
PARKING LIGHTS ( + ) BROWN (+) IN DRIVERS KICK PANEL
POWER LOCK See NOTE *1 SEE DIAGRAM 26500_ASCENDER_GM SUV Doorlocks.pdf
POWER UNLOCK Same wire, See NOTE *1 SEE DIAGRAM
LOCK MOTOR WIRE GRAY (+) @ DRIVERS DOOR CONTROL MODULE in DRIVERS DOOR
DOOR TRIGGER GRAY/BLACK (+) @ UNDERDASH LIGHT
DOMELIGHT SUPERVISION USE DOOR TRIGGER, Requires Part #775 Relay
TRUNK RELEASE N/A
SLIDING POWER DOOR N/A
HORN BLACK (-) or BLACK/YELLOW (-) @ STEERING COLUMN HARNESS
TACH WHITE @ PCM, BLUE PLUG, PIN 49, See NOTE *2
WAIT TO START LIGHT N/A
BRAKE WHITE (+) @ SWITCH ABOVE BRAKE PEDAL
FACTORY ALARM DISARM LIGHT GREEN (-) @ DRIVERS DOOR MODULE in DRIVERS DOOR
ANTI-THEFT YELLOW (+), ORANGE/BLACK (-) and RED/WHITE (Not used) GM's PASSLOCK 2 System, these wires exit the Ignition Switch Tumbler together and are in the Main Ignition Switch Harness in the Column.
NOTES
NOTE *1 this vehicle uses a Special Multi-plex Type Door Locking System that will require extra Relays to do the Door Locks and Rear Hatch Release, See DIAGRAM or you can now get the New EZ-BUS Module to do the Door Locks and Hatch Release without the extra relays on this vehicle, to order contact 1-800-659-0764.





NOTE *2 THE PCM (POWERTRAIN CONTROL MODULE) IS ON THE DRIVER SIDE OF THE MOTOR.





NOTE *3 IMPORTANT!!!!! THIS WIRE MUST BE CONNECTED AS IGNITION #2 FOR REMOTE STARTING!!!!!
LINK 1 LINK TEXT 1 LINK 2 LINK TEXT 2