Towing Requirements - Trailer Lights and Wiring
Whenever you pull a trailer, regardless of the trailer size, stoplights and turn signals on the trailer are required for motoring safety.
The Trailer Tow Package may include a 7-pin or a 13-pin wiring harness. Use a factory approved trailer harness and connector.
NOTE:
Do not cut or splice wiring into the vehicles wiring harness.
The electrical connections are all complete to the vehicle but you must mate the harness to a trailer connector.
7 - Pin Connector
| Pin Number | Function | Wire Color |
|---|---|---|
| 1 | Left Turn Signal | Yellow |
| 2 | Rear Fog Light | Blue |
| 3 | Ground/Common Return | White |
| 4 | Right Turn Signal | Green |
| 5 | Right Rear Position, Side Marker Lights, and Rear Registration Plate Illumination Device.* | Brown |
| 6 | Stoplights | Red |
| 7 | Left Rear Position, Side Marker Lights, and Rear Registration Plate Illumination Device.* | Black |
| * The rear position registration plate illumination device shall be connected such that no light of the device has a common connection with both pins 5 and 7. | ||
13 - Pin Connector
| Pin Number | Function | Wire Color |
|---|---|---|
| 1 | Left Turn Signal | Yellow |
| 2 | Rear Fog Light | Blue |
| 31 | Ground/Common Return for Contacts (Pins) 1 and 2 and 4 to 8 | White |
| 4 | Right Turn Signal | Green |
| 5 | Right Rear Position, Side Marker Lights, and Rear Registration Plate Illumination Device.2 | Brown |
| 6 | Stoplights | Red |
| 7 | Left Rear Position, Side Marker Lights, and Rear Registration Plate Illumination Device.2 | Black |
| 8 | Reverse lights | Red/Black |
| 9 | Permanent Power Supply (+12V) | Brown/White |
| 10 | Power Supply Controlled by Ignition Switch (+12V) | Red |
| 111 | Return for Contact (Pin) 10 | White |
| 12 | Reserve for Future Allocation | Red/Blue |
| 131 | Return for Contact (Pin) 9 | White |
| Note: The allocation pin 12 has been changed from "Coding for coupled Trailer" to "Reserve for Future Allocation." | ||
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1 The three return circuits shall not be connected electrically in the trailer. |
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2 The rear position registration plate illumination device shall be connected such that no light of the device has a common connection with both pins 5 and 7. |
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