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Home >> Ford >> 2007 >> Freestar SEL >> Repair and Diagnosis (Single Page) >> Brakes >> Anti-Lock Brakes >> Anti-Lock Brake System >> Diagnostic Tests >> Anti-Lock Control >> Pinpoint Tests >> Pinpoint Test H: DTC C1285 - Booster Solenoid Circuit Failure, DTC C1286 - Booster Mechanical Failure >> Normal Operation

Normal Operation

The active brake booster has internal solenoids that assist driver brake applications or can apply the brakes when needed.

Power is supplied by the anti-lock brake system (ABS) module along circuit 1582 (LG/RD). Ground is provided by the ABS module along circuit 1583 (BN/WH).

Possible Causes