Input Speed Sensor (45RFE) Connector End View

WARNING: This page is about a different car, the 2006 Jeep Commander. However, it is still accessible from the selected car via links, so may be relevant.

SENSOR-INPUT SPEED (45RFE) - BLACK 2 WAY

Courtesy of DAIMLERCHRYSLER CORP.
CAV	CIRCUIT	FUNCTION
1	T52 20DG/WT	INPUT SPEED SENSOR SIGNAL
2	T13 20DG/VT	SENSOR GROUND