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Vehicle Wiring Details for your
2010-2012 Toyota 4-Runner Wiring Diagram
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Listed below is the vehicle specific wiring diagram for your car alarm, remote starter or keyless entry installation into your 2010-2012 Toyota 4-Runner . This information outlines the wires location, color and polarity to help you identify the proper connection spots in the vehicle. Please be sure to test all of your wires with a digital multimeter before making any connections. More information on using a multimeter and testing wires please see our Technical Support Area.

 PART   COLOR  LOCATION
 12 VOLT CONSTANT   BLACK (+)   @ DASH FUSE BOX, (WHITE, 1-Pin Plug(E), Pin 1
 STARTER  RED (+) NOTE #2  @ IGNITION SWITCH, (WHITE, 8-Pin Plug) Pin 8
 STARTER 2  BLACK (+)  @ IGNITION SWITCH, (WHITE, 8-Pin Plug) Pin 1
 IGNITION 1  BLACK (+) NOTE #3  @ IGNITION SWITCH, (WHITE, 8-Pin Plug) Pin 6
 IGNITION 2  PURPLE (+) NOTE #4  @ IGNITION SWITCH, (WHITE, 8-Pin Plug) Pin 4
 IGNITION 3  N/A  
 ACCESSORY/HEATER BLOWER 1  RED (+) NOTE #5  @ IGNITION SWITCH, (WHITE, 8-Pin Plug) Pin 3
 ACCESSORY/HEATER BLOWER 2  N/A  
 KEYSENSE  N/A  
 PARKING LIGHTS ( - )  RED (-)  @ BODY ECU, (WHITE, 30-Pin Plug), Pin 30, NOTE #6
 PARKING LIGHTS ( + )  GREEN (+)  @ DASH FUSE BOX, (WHITE, 36-Pin Plug(F), Pin 16
 POWER LOCK  BLACK (TYPE B), (TEST using Passenger Switch)  @ DASH FUSE BOX, (WHITE, 30-Pin Plug), Pin 9
 POWER UNLOCK  WHITE (TYPE B), (TEST using Passenger Switch), NOTE #7  @ DASH FUSE BOX, (WHITE, 30-Pin Plug), Pin 10
 DOOR TRIGGER  RED (-)  @ DASH FUSE BOX, (WHITE, 36-Pin Plug(F), Pin 27
 DOMELIGHT SUPERVISION  GREEN (-)  @ DASH FUSE BOX, (REAR, WHITE, 40-Pin Plug(B), Pin 18
 TRUNK RELEASE  Use Trunk Release Motor wire  
 SLIDING POWER DOOR  N/A  
 HORN  GRAY/BLUE (-)  @ DASH FUSE BOX, (WHITE, 40-Pin Plug(D), Pin 29
 TACH  PINK (AC)  @ DATA LINK Connector, (WHITE, 16-Pin Plug), Pin 9
 WAIT TO START LIGHT  N/A  
 BRAKE  PURPLE/GREEN to BLUE (+)  @ BRAKE SWITCH or DASH FUSE BOX, (WHITE, 36-Pin Plug(F), Pin 29
 FACTORY ALARM DISARM   GRAY (-) (Requires Double Pulse) NOTE #8  @ BODY ECU, (WHITE, 30-Pin Plug), Pin 24, NOTE #6
 ANTI-THEFT  TOYOTA'S TRANSPONDER SYSTEM, See NOTE #1  @ IGNITION SWITCH TUMBLER
 EXTRA INFORMATION
 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. (For Remote Starting/Door Locks) Part # DB-ALL (No Extra Key Required for Operation) 1-KEY Required for Programming. To order please go to the SECURITY BYPASS MODULE Page or INTERFACE BYPASS MODULE Page on this website. NOTE #2: on vehicles with SMART KEY, PUSH-BUTTON Start, the START Switch 1 wire is LT. GREEN (-) and the START Switch 2 wire is RED (-) at the ENGINE Switch (BLACK, 14-Pin Plug) Pins 7 and 2. NOTE #3: on vehicles with SMART KEY, PUSH-BUTTON Start, the Ignition wire is a BLUE (+) located in the DRIVERS KICK PANEL, (WHITE, 48-Pin Plug) Pin 7 NOTE #4: on vehicles with SMART KEY, PUSH-BUTTON Start, the Ignition 2 wire is a PURPLE (+) located at the DASH FUSE BOX, (REAR, WHITE, 56-Pin Plug(C) Pin 52 NOTE #5: on vehicles with SMART KEY, PUSH-BUTTON Start, the ACCESSORY wire is a RED (+) located at the DASH FUSE BOX, (REAR, WHITE, 56-Pin Plug(C) Pin 48 NOTE #6: the BODY ECU is located under the DRIVERS DASH, it is attached to the RIGHT side of the DASH FUSE BOX. NOTE #7: this wire is only needed if the Door Locks do not function with the Aftermarket System while the vehicle is running. All other times just use the Factory Alarm Disarm wire. NOTE #8: TEST this wire while turning the Key in the Drivers Door, this wire will also Unlock the doors.
 
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