DTC P0504: Brake Switch Correlation
P0504 - BRAKE SWITCH CORRELATION
| Description: The PCM does a comparison test between the brake pedal switch (BPS) and the brake pedal position (BPP) switch. | |||
Possible Causes:
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| Diagnostic Aids: Check the state of the BOO1 and BOO2 PIDs. The BOO1 PID is normally open and BOO2 PID is normally closed. | |||
| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| All | GO to PINPOINT TEST FD . | ||