FixVault

Brake Fluid Level Sensor Connector End View

WARNING: This page is about a different car, the 2008 Jeep Grand Cherokee, 2007 Jeep Grand Cherokee, and 2006 Jeep Grand Cherokee. However, it is still accessible from the selected car via links, so may be relevant.
SENSOR-BRAKE FLUID LEVEL - 2 WAY

GCWH680332Courtesy of DAIMLERCHRYSLER CORP.
CAV CIRCUIT FUNCTION
1 B20 20DG/OR BRAKE FLUID LEVEL SWITCH SENSE
2 Z387 20BK GROUND