DTC P0504 - Brake Switch Correlation

DTC DESCRIPTION P0504 - BRAKE SWITCH CORRELATION

Description: The PCM does a comparison test between the brake pedal position (BPP) switch and the brake pressure switch (BPS).
Possible Causes: Damaged BPP switch BPP circuit open BPP circuit short to voltage BPS circuit open BPS circuit short to ground BPS circuit short to voltage SIGRTN circuit open
Diagnostic Aids: .
Application	Key On Engine Off	Key On Engine Running	Continuous Memory
All	GO to PINPOINT TEST FD .