Center High Mounted Stop Lamp (Base) Connector End View

WARNING: This page is about a different car, the 2005 Jeep Grand Cherokee. However, it is still accessible from the selected car via links, so may be relevant.

LAMP-CHMSL (BASE) - 2 WAY

Courtesy of DAIMLERCHRYSLER CORP.
CAV	CIRCUIT	FUNCTION
1	Z800 18BK	GROUND
2	L50 18WT/TN	BRAKE LAMP SWITCH OUTPUT