Release Switch: Description

Fig 1: Locating Brake Switch/BAS Solenoid Valve & Power Booster

Courtesy of DAIMLERCHRYSLER CORP.

The BAS release switch (2) is a device used to signal the Controller Antilock Brake (CAB) module that the brake is released.

The BAS release switch (2) cannot be serviced. The power brake booster must be replaced in the event of a BAS release switch failure.