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 four and sevenpin wiring harness. Use a factory approved trailer harness and connector.

NOTE:
Do not cut or splice wiring into the vehicles wiring harness.

The wiring harness is not installed when leaving the factory; it must be done by the dealer or customer. Refer to the following illustrations.

Four-Pin Connector
Four-Pin Connector

1 — Female Pins
2 — Male Pin
3 — Ground
4 — Park
5 — Left Stop/Turn
6 — Right Stop/Turn

Seven-Pin Connector
Seven-Pin Connector

1 — Battery
2 — Backup Lamps
3 — Right Stop/Turn
4 — Electric Brakes
5 — Ground
6 — Left Stop/Turn
7 — Running Lamps

    See also:

    To Vary The Speed Setting
    When the Electronic Speed Control is set, you can increase speed by pushing the RES (+) button. If the button is continually pressed, the set speed will continue to increase until the button is ...

    INTERIOR
    The 2011 300C's interior is a huge improvement over the outgoing sedan. The interior looked refined with its real wood and metal trim, and there was an attention to detail that impressed me over a ...

    Electronic Serial Number/Sirius Identification Number (ESN/SID)
    Please have the following information available when calling: 1. The Electronic Serial Number/Sirius Identification Number (ESN/SID). 2. Your Vehicle Identification Number. To access the ESN/SI ...