Audiovox lists:
#511794: 2007 TOYOTA TACOMA 2DR EXTENDED CAB
Audio/Mobile Video
WIRE COLOR POLARITY LOCATION
Battery BLUE / YELLOW (+) RADIO HARNESS
Accesory GRAY (+) RADIO HARNESS
Ground BROWN (-) RADIO HARNESS
Illumination GREEN (+) RADIO HARNESS
LF Speaker (+) PINK
LF Speaker (-) VIOLET
RF Speaker (+) LIGHT GREEN
RF Speaker (-) BLUE
LR Speaker (+) BLACK
LR Speaker (-) YELLOW
RR Speaker (+) RED
RR Speaker (-) WHITE
Radio Security YES
Security
WIRE COLOR POLARITY LOCATION
Battery WHITE/ RED (+) IGNITION SWITCH HARNESS
Ignition 1 BLACK/ RED (+) IGNITION SWITCH HARNESS
Starter 1 GREEN/ BLACK (+) IGNITION SWITCH HARNESS
All Door Trigger BLUE (-) AT FUSE BOX BLACK 13 PIN PLUG PIN 9
LF Latch GREEN/ YELLOW (-) AT BECU 18 PIN PLUG PIN 7
MUST DIODE ISOLATE EACH WIRE
RF Latch RED / BLACK (-) AT BECU 22 PIN PLUG PIN 8
MUST DIODE ISOLATE EACH WIRE
LR Latch PINK/BLACK (-) AT BECU 18 PIN PLUG PIN 6
MUST DIODE ISOLATE EACH WIRE
RR Latch PINK/BLACK (-) AT BECU 18 PIN PLUG PIN 6
MUST DIODE ISOLATE EACH WIRE
Alarm Disarm DISARMS WITH UNLOCK
Alarm Arm ARMS WITH LOCK
Parking Lights GREEN (+) AT VEHICLE FUSE PANEL
Low Crr Pk Lights GREEN (-) AT LIGHT SWITCH
Convenience
WIRE COLOR POLARITY LOCATION
Headlights-Lo PINK (-) AT VEHICLE LIGHT SWITCH
All Hazrd Lights RED / WHITE OR WHITE (-) AT SWITCH
Wipers-Lo BLUE/BLACK (+) AT SWITCH
Wipers-Hi BLUE RED (+) AT SWITCH
Parking Brake GREEN/ YELLOW (-) AT FUSE BOX 18 PIN PLUG PIN 5
Remote Start
WIRE COLOR POLARITY LOCATION
Battery WHITE/ RED (+) IGNITION SWITCH HARNESS
Ignition 1 BLACK/ RED (+) IGNITION SWITCH HARNESS
Ignition 2 BLUE / YELLOW (+) IGNITION SWITCH HARNESS
Accessory 1 WHITE/ GREEN (+) IGNITION SWITCH HARNESS
Starter 1 GREEN/ BLACK (+) IGNITION SWITCH HARNESS
Starter 2 BLACK/ WHITE
Anti-Theft Type UNIVERSAL
Anti-Theft Descript KEY SENDS AN RF SIGNAL TO THE BCM THROUGH AN ANTENNA AROUND THE IGNITION CYLINDER
Key Sense GREEN/ BLACK (-) IGNITION SWITCH HARNESS
PULSE WITH GROUND DURING REMOTE START WILL DISARM FACTORY ALARM
Tachometer BLACK/ WHITE (AC) AT DATA LINK CONNECTOR UNDER DRIVER DASH PIN 9
Speed Sense VIOLET/WHITE (AC) AT FUSE BOX BLACK 13 PIN PLUG PIN 5
Parking Lights GREEN (+) AT VEHICLE FUSE PANEL
Low Crr. Pk Lights GREEN (-) AT LIGHT SWITCH
Brake Lights BLUE (+) AT FUSE BOX 11 PIN PLUG PIN 2
Reverse Lights RED / WHITE (+) DRIVER KICK
Horn GREEN/ RED (-) AT FUSE BOX 18 PIN PLUG PIN 10
Modules
WIRE LOCATION
Module 1 THE BODY ECU IS ATTATCHED TO THE BACK OF THE FUSE BOX
Doorlocks/Windows
WIRE COLOR POLARITY LOCATION
Power Unlock GREEN/ BLACK (-) DRIVER KICK
DOUBLE PULSE
PowerLock VIOLET (-) DRIVER KICK
Driver Mtr Unlock BLUE/BLACK (REV) DRIVER KICK
Driver Mtr Lock BLUE/RED (REV) DRIVER KICK
Pas Mtr Unlock BLUE/BLACK (REV) PASSENGER KICK
LF Window Up BLUE (REV) AT SWITCH IN DOOR
LF Window Dn BLUE/BLACK (REV) AT SWITCH IN DOOR
RF Window Up BLUE / YELLOW (REV) DRIVER KICK
RF Window Dn BLACK (REV) DRIVER KICK
LR Window Up GREEN / WHITE (REV) DRIVER KICK
LR Window Dn GREEN RED (REV) DRIVER KICK
RR Window Up GREEN/ BLACK (REV) DRIVER KICK
RR Window Dn GREEN (REV) DRIVER KICK
Note: Audiovox makes no representation or warranty with respect to the above information including its accuracy, completeness, or its freedom from third parties' proprietary rights. Audiovox disclaims all liability or responsibility for errors or omissions therein or any decision made by the recipient in reliance thereon. The installer must verify any circuitry with the proper test equipment prior to installation.
Yes you would make most of your connections at the ignition harness at the steering column.
Installer, IT support, and FFL. I need less hobbies.