Jeep Grand Cherokee 2013 Operating Information Manual page 288

Towing Requirements – Trailer Lights And
Wiring
Whenever you pull a trailer, regardless of the
trailer size, stop lights and turn signals on the
trailer are required for motoring safety.
The Trailer Tow Package includes 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.
284
13–Pin Connector
Pin Function
Number
1 Left Turn Signal
2 Rear Fog Light
a
3 Ground/Common
Return for Contacts
(Pins) 1 and 2 and
4 to 8
4 Right Turn Signal
Pin
Number
5 Right Rear Position,
Side Marker Lights,
and Rear Registra-
tion Plate Illumina-
6
7 Left Rear Position,
Side Marker Lights,
and Rear Registra-
Wire
Color tion Plate Illumina-
Black/
8
White
White
9 Permanent Power
Brown
10 Power Supply Con-
trolled by Ignition
Black/
Green
Function Wire
Color
Green/
Red
b
tion Device.
Stop Lights Black/
Red
Green/
Black
b
tion Device.
Reverse lights Blue/
Red
Red
Supply (+12V)
Yellow
Switch (+12V)