2004 tacoma alarm wiring diagram

Printed From: the12volt.com
Forum Name: Car Security and Convenience
Forum Discription: Car Alarms, Keyless Entries, Remote Starters, Immobilizer Bypasses, Sensors, Door Locks, Window Modules, Heated Mirrors, Heated Seats, etc.
URL: https://www.the12volt.com/installbay/forum_posts.asp?tid=21636
Printed Date: July 15, 2025 at 5:50 AM

Topic: 2004 tacoma alarm wiring diagram

Posted By: speedtriple
Subject: 2004 tacoma alarm wiring diagram
Date Posted: November 18, 2003 at 7:23 AM

i have a 2004 toyota tacoma 2WD and need the wiring diagram to install an alarm.

thanks

Replies:

Posted By: mazdatruckin
Date Posted: November 18, 2003 at 8:19 AM

12volts white (40A), wht/red (30A)   +   ignition harness
Starter black   +   ignition harness
Ignition BLACK/ red   +   ignition harness
Second Ignition BLACK / YELLOW   +   ignition harness
Accessory blue/red   +   ignition harness
Keysense lt. GREEN/ red   -   ignition harness
Notes: Using the status output from the remote start to trigger this wire will disarm the alarm without unlocking the doors.

Power Lock gray - front of fuse box, 22 pin plug
Notes: These wires will test only by operating the key in the passenger door lock cylinder, not the rocker switch on the door.

Power Unlock purple - front of fuse box, 22 pin plug
Notes: These wires will test only by operating the key in the passenger door lock cylinder, not the rocker switch on the door.

Lock Motor blue/white   5wi DKP, 12 pin plug in pin 10
Unlock Motor blue   5wi DKP, 12 pin plug in pin 11
Parking Lights+ green   +   back of fuse box, 12 pin plug
Parking Lights- PURPLE / red, red, or yellow   -   front of fuse box, 22 pin plug
Hazards same as turn signals
Turn Signal(L) green   +   steering column
Turn Signal(R) GREEN / WHITE   +   steering column
Reverse Light RED / black   +   under driver seat, 13 pin plug

Door Trigger see notes - front of fuse box, 22 pin plug
Notes: The driver door trigger is green, the front passenger door is GREEN / WHITE, and the rear doors is YELLOW /GREEN. Use all three wires and diode isolate each.

Dome Supervision comes on with unlock
Factory Alarm Arm arms with lock
Factory Alarm Disarm disarms with unlock
Disarm No Unlock use key sense wire

Tachometer NOT blk/yel, blk/red, or brn ac any ignition coil
Notes: Vehicles with a tachometer in the instrument cluster can also use a lt. GREEN/ black wire for tach. On the 4 cyl it is at the data link connector to the right of the steering column. On the V6 it is at the igniter on the passenger fender, below the air filter box.

Brake Wire GREEN / WHITE   +   brake pedal switch
Parking Brake GREEN / WHITE   -   parking brake switch
Horn Trigger GREEN/ red   -   steering column
LF Window up/dn blue / YELLOW - blue      A   driver window switch
RF Window up/dn RED / black - RED / green   A   driver kick, 12 pin plug
LR Window up/dn RED / blue - blue/black   A   driver kick, 13 pin plug
RR Window up/dn yellow - lt. green      A   driver kick, 13 pin plug

Posted By: johnmsi
Date Posted: December 17, 2003 at 11:03 PM

mazdatruckin wrote:

12volts white (40A), wht/red (30A)   +   ignition harness
Starter black   +   ignition harness
Ignition BLACK/ red   +   ignition harness
Second Ignition BLACK / YELLOW   +   ignition harness
Accessory blue/red   +   ignition harness
Keysense lt. GREEN/ red   -   ignition harness
Notes: Using the status output from the remote start to trigger this wire will disarm the alarm without unlocking the doors.

Power Lock gray   -   front of fuse box, 22 pin plug
Notes: These wires will test only by operating the key in the passenger door lock cylinder, not the rocker switch on the door.

Power Unlock purple   -   front of fuse box, 22 pin plug
Notes: These wires will test only by operating the key in the passenger door lock cylinder, not the rocker switch on the door.

Lock Motor blue/white   5wi DKP, 12 pin plug in pin 10
Unlock Motor blue   5wi DKP, 12 pin plug in pin 11
Parking Lights+ green   +   back of fuse box, 12 pin plug
Parking Lights- PURPLE / red, red, or yellow   -   front of fuse box, 22 pin plug
Hazards same as turn signals
Turn Signal(L) green   +   steering column
Turn Signal(R) GREEN / WHITE   +   steering column
Reverse Light RED / black   +   under driver seat, 13 pin plug

Door Trigger see notes   -   front of fuse box, 22 pin plug
Notes: The driver door trigger is green, the front passenger door is GREEN / WHITE, and the rear doors is YELLOW /GREEN. Use all three wires and diode isolate each.

Dome Supervision comes on with unlock
Factory Alarm Arm arms with lock
Factory Alarm Disarm disarms with unlock
Disarm No Unlock use key sense wire

Tachometer NOT blk/yel, blk/red, or brn   ac   any ignition coil
Notes: Vehicles with a tachometer in the instrument cluster can also use a lt. GREEN/ black wire for tach. On the 4 cyl it is at the data link connector to the right of the steering column. On the V6 it is at the igniter on the passenger fender, below the air filter box.

Brake Wire GREEN / WHITE   +   brake pedal switch
Parking Brake GREEN / WHITE   -   parking brake switch
Horn Trigger GREEN/ red   -   steering column
LF Window up/dn blue / YELLOW - blue      A   driver window switch
RF Window up/dn RED / black - RED / green   A   driver kick, 12 pin plug
LR Window up/dn RED / blue - blue/black   A   driver kick, 13 pin plug
RR Window up/dn yellow - lt. green      A   driver kick, 13 pin plug

Posted By: Javelin3o4
Date Posted: December 18, 2003 at 3:03 AM

I got lucky on one of these the other day, i pulled the lower dash of and it had already been prewired for an alarm, even the 3 door trigger wires were already diode isolated.