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TOYOTA SEQUOIA
MODEL YEAR(S
SEQUOIA 2003
KEY T-HARNESS IMMOBILIZER
TOYKEY-2 TOY-4 TOYOTA'S TRANSPONDER ANTI-THEFT SYSTEM, See NOTE #1
PART COLOR LOCATION DIAGRAM
12 VOLT CONSTANT WHITE/RED (+) and WHITE/BLUE (+) @ IGNITION SWITCH HARNESS
STARTER BLACK/WHITE (+) @ 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 PINK (+) @ IGNITION SWITCH HARNESS
ACCESSORY/HEATER BLOWER 2 N/A
KEYSENSE YELLOW/GREEN (-), See NOTE #6 @ IGNITION SWITCH HARNESS
PARKING LIGHTS ( - ) GREEN (-) @ HEADLIGHT SWITCH
PARKING LIGHTS ( + ) GREEN (+) @ BACK of FUSEBOX, 12-PIN Plug
POWER LOCK See NOTE #2 See DIAGRAM 17578_SEQUOIA_TOYOTA and LEXUS door lock interface.pdf
POWER UNLOCK See NOTE #2 See DIAGRAM
LOCK MOTOR WIRE N/A
DOOR TRIGGER See NOTE #4 IN DRIVERS KICK PANEL and PASSENGER KICK PANEL
DOMELIGHT SUPERVISION TURNS ON with UNLOCK
TRUNK RELEASE N/A
SLIDING POWER DOOR N/A
HORN BLACK/YELLOW (-) @ STEERING COLUMN HARNESS
TACH YELLOW/GREEN (AC) @ ECM, 31-PIN Plug, Pin 5, See NOTE #5
WAIT TO START LIGHT N/A
BRAKE GREEN/YELLOW (+) @ SWITCH ABOVE BRAKE PEDAL
FACTORY ALARM DISARM DISARMS with KEYSENSE wire, See NOTE #6 @ IGNITION SWITCH HARNESS
ANTI-THEFT TOYOTA'S TRANSPONDER ANTI-THEFT SYSTEM, See NOTE #1 @ IGNITION SWITCH TUMBLER
NOTES
NOTE #1: TOYOTA'S TRANSPONDER SYSTEM, Requires Bypass Module:

(For Remote Starting Only) Part #791 Bypass, (Requires Extra Key) for Operation.



(For Remote Starting Only) Part # PK-ALL Bypass. (No Extra Key Required for

Operation) 2-KEYS Required to Program Module.



To order please go to the SECURITY BYPASS MODULE Page or INTERFACE BYPASS

MODULE Page on this website.





NOTE #2: THIS VEHICLE WILL REQUIRES AN EXTRA RELAY PART #775 AND DIODES TO

DO THE KEYLESS ENTRY FUNCTION, to connect, See DIAGRAM





NOTE #3; THE BECU (Body Electronic Control Unit) IS LOCATED ABOVE THE DRIVERS

KICK PANEL





NOTE #4: THE (2) DRIVER SIDE DOOR TRIGGER WIRES ARE IN A 14-PIN PLUG, IN THE

DRIVER KICK PANEL. DRIVER DOOR TRIGGER IS GRAY/RED(-) IN PIN 14 , THE

DRIVERS REAR DOOR IS RED/WHITE(-) IN PIN 13 . THE (2) PASSENGER SIDE

DOOR TRIGGER WIRES ARE IN A 14-PIN PLUG, IN THE PASSENGER KICK PANEL .

THE PASSENGER SIDE DOOR, IS A GREEN/BLACK(-) IN PIN 14, AND THE

PASSENGER REAR DOOR, IS A RED/WHITE(-) IN PIN 5 . WHEN CONNECTING TO

AN ALARM SYSTEM, USE ALL (4) DOOR TRIGGER WIRES AND DIODE ISLOATE, TO

CONNECT, SEE DIAGRAM





NOTE #5; THE ECM (Engine Control Module) IS LOCATED BEHIND THE GLOVEBOX





NOTE #6: THE KEYSENSE WIRE WILL DISARM THE VEHICLE WITHOUT UNLOCKING THE

DOORS BY APPLYING A (-)NEGATIVE TO THIS WIRE DURING REMOTE STARTING.
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