Stereo Wiring Diagram: 2003 Volvo C70 Auto Alarm Wiring Diagram

2003 Volvo C70 Auto Alarm Wiring Information

Battery Constant 12v+ Positive Wire (+): Connect To Battery Only
Battery Constant 12v+ Positive Wire Location: Ignition Switch Harness

Starter Positive Wire (+): Yellow/White
Starter Positive Wire Location: Ignition Switch Harness

Ignition Positive Wire (+): Green/Yellow
Ignition Positive Wire Location: Ignition Switch Harness

Secondary Ignition Positive Wire (+): Blue/Yellow
Secondary Ignition Positive Wire Location: Ignition Switch Harness

Accessory Positive Wire (+): Yellow/Purple (5-Wire). The accessory wire is a 5-wires circuit, that will require an extra relay to be added for the remote starter to function properly.
Accessory Positive Wire Location: Ignition Switch Harness

Key Sense Wire: Yellow (+) (Required To Remote Start)
Key Sense Wire Location: Ignition Switch Harness

Parking Light Positive Wire (+): White
Parking Light Positive Wire Location: At Headlight Switch

Power Door Lock Negative Wire (-): Yellow/Gray
Power Door Lock Negative Wire Location: At Keyless Module. The keyless entry module, is located above the hood release, it is a black box with 2 green plugs.

Power Door Unlock Negative Wire (-): Gray/Red
Power Door Unlock Negative Wire Location: At Keyless Module. The keyless entry module, is located above the hood release, it is a black box with 2 green plugs.

Door Trigger Negative Wire (-): Pink/Black
Door Trigger Negative Wire Location: At Keyless Module. The keyless entry module, is located above the hood release, it is a black box with 2 green plugs.

Domelight Supervision Wire: Turns On With Unlock
Domelight Supervision Wire Location: N/A

Trunk Release Negative Wire (-): Yellow/White
Trunk Release Negative Wire Location: At Keyless Module. The keyless entry module, is located above the hood release, it is a black box with 2 green plugs.

Horn Negative Negative Wire (-): Yellow/Red (The horn will only function with the ignition on.)
Horn Negative Negative Wire Location: At Keyless Module. The keyless entry module, is located above the hood release, it is a black box with 2 green plugs.
Tachometer Wire Negative Wire (-): Any Wire Not Red, Black Or Yellow
Tachometer Wire Negative Wire Location: At Any Ignition Coil

Brake Light Positive Wire (+): Yellow
Brake Light Positive Wire Location: At Switch Above Brake Pedal

Factory Alarm Disarm Wire (-): Disarms With Unlock, Single Pulse Disarms
Factory Alarm Disarm Wire Location: N/A

Factory Anti-Theft System: Transponder Anti-Theft System, Requires Bypass Module And Extra Ignition Key
Factory Anti-Theft System Location: Transponder At Ignition Switch Tumbler