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TOYOTA TACOMA
MODEL YEAR(S
TACOMA 2001-2003
KEY T-HARNESS IMMOBILIZER
N/A N/A N/A
PART COLOR LOCATION DIAGRAM
12 VOLT CONSTANT WHITE (+) and WHITE/RED (+) @ IGNITION SWITCH HARNESS
STARTER BLACK (+) @ IGNITION SWITCH HARNESS
STARTER 2 N/A
IGNITION 1 BLACK/RED (+) @ IGNITION SWITCH HARNESS
IGNITION 2 BLACK/YELLOW (+) @ IGNITION SWITCH HARNESS
IGNITION 3 N/A
ACCESSORY/HEATER BLOWER 1 BLUE/RED (+) @ IGNITION SWITCH HARNESS
ACCESSORY/HEATER BLOWER 2 N/A
KEYSENSE LIGHT GREEN/RED (-) @ IGNITION SWITCH HARNESS
PARKING LIGHTS ( - ) PURPLE/RED (-) @ FRONT of FUSEBOX, 22-PIN Plug
PARKING LIGHTS ( + ) GREEN (+) @ BACK of FUSEBOX, 12-PIN Plug
POWER LOCK GRAY (TYPE B), See NOTE #1 @ 22-PIN PLUG, FRONT of FUSE BOX
POWER UNLOCK PURPLE (TYPE B), See NOTE #1 @ 22-PIN PLUG, FRONT of FUSE BOX
LOCK MOTOR WIRE N/A
DOOR TRIGGER See NOTE #2 @ 22-PIN PLUG, FRONT of FUSE BOX 22171_TACOMA_(-) NEGATIVE DOOR PIN ISOLATION CIRCUIT.pdf
DOMELIGHT SUPERVISION GREEN (-), (Requires Part #775 Relay) @ 22-PIN PLUG, FRONT of FUSE BOX
TRUNK RELEASE N/A
SLIDING POWER DOOR N/A
HORN GREEN/RED (-) @ STEERING COLUMN HARNESS
TACH LIGHT GREEN/BLACK (AC) See NOTE #3
WAIT TO START LIGHT N/A
BRAKE GREEN/WHITE (+) @ SWITCH ABOVE BRAKE PEDAL
FACTORY ALARM DISARM N/A
ANTI-THEFT N/A
NOTES
NOTE #1: Test the LOCK and UNLOCK wires ONLY by operating the KEY in the

PASSENGER DOOR LOCK CYLINDER. Wires will not test from POWER DOOR

LOCK SWITCH.





NOTE #2: THE DRIVER DOOR TRIGGER IS GREEN(-), THE FRONT PASSENGER DOOR TRIGGER

IS GREEN/WHITE(-) AND THE REAR DOOR TRIGGER IS YELLOW/GREEN(-) . WHEN

CONNECTING TO AN ALARM SYSTEM, USE ALL (3) DOOR TRIGGER WIRES AND

DIODE ISOLATE, TO CONNECT, SEE DIAGRAM





NOTE #3; on the 4-Cylinder engine, the tach wire is at the DATA LINK CONNECTOR to the

RIGHT of the STEERING COLUMN, on the V-6 engine, the tach wire is a the

IGNITER on the PASSENGER FENDER, below the AIR FILTER BOX.
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