Vehicle Wiring Details for a
1999 Toyota 4Runner
Item Wire Color Polarity Wire Location
12V white - white/red Positive (+) ignition harness
Starter green/black or black Positive (+) ignition harness
Starter 2 none
Ignition black/yellow Positive (+) ignition harness
2nd Ignition blk/red Positive (+) ignition harness
3rd Ignition none
Accessory blue/red Positive (+) ignition harness
Accessory 2 none
Tachometer black [8]
Power Door (Lock)
Wiring Diagram for
[Negative (-)] Door Lock
brown/white Negative (-) passenger kick [1]
Power Door (Unlock)
Wiring Diagram for
[Negative (-)] Door Unlock
grn/yel & blu/yel [2 Negative (-) passenger kick [1]
Door Trigger lt. green/black Negative (-) [5]
Dome Supervision
Wiring Diagram for
[Negative (-)] Dome
use door trigger Negative (-)
Headlights red/yellow Negative (-) light switch or column
Parklight Positive green Positive (+) dimmer or harness to rear
Parklight Negative red/white Negative (-) light switch or column
Wipers blue/blk - yel/blue Positive (+) at switch
Left Front Window
lt. green - blu/yel inside drivers door
Right Front Window
lt. green - blu/yel inside passenger door
Left Rear Window
red/blue - red/yel A drivers kick panel
Right Rear Window
yellow - green A drivers kick panel
Trunk/Hatch Pin tied in with door Negative (-)
Hood Pin green/orange Negative (-) [6]
Trunk/Hatch Release
Wiring Diagram for
[] Trunk/Hatch
Factory Alarm
arms with lock
Factory Alarm
disarms with unlock
Horn green/red Negative (-) steering column
Brake green/white Positive (+) at switch
Door Motor
blue/white drivers kick [3]
Door Motor
pink/green drivers kick [3]
Disarm black/yellow drivers kick [4]
Disarm No Unlock yellow/red [9] Negative (-) steering column
Additional Info:
Some models have an immobilizer system that needs to be bypassed during remote start. Use Commando module TransMod to bypass. [1] lock wires are located in a 18 pin plug. Use key cylinder in passenger door to test. Lock is pin 14, unlock is pin 4, and door unlock detection switch is pin 13. [2] you must send ground to both wires and diode isolate. [3] located in a blue 12 pin plug. [4] located in the harness running to the rear of the vehicle. [5] behind drivers side junction block in a 13 pin plug. [6] drivers side firewall in a gray 26 pin plug. [7] [8] located in the diagnostic plug on the drivers side of engine compartment. [9]This is the ignition key sense wire. Using the status output wire from the remote start to groundThis wire will disarm the alarm without unlocking the doors.

ATTENTION: This wiring information is being provided free of charge and on an "as is" basis, without any representation or warranty. It is your responsibility to verify any circuit before interfacing with it by using a digital multimeter. GNU Industries, Inc. assumes no responsibility with regards to the accuracy or currency of this information. Proper installation in every case is and remains the responsibility of the installer. GNU assumes no responsibility resulting from an improper installation, even in reliance upon this information.

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