Possible Causes
| Possible Causes |
|---|
| BRAKE PEDAL POSITION (BPP) SENSOR IMPROPERLY INSTALLED, DAMAGE OR MECHANICAL FAILURE |
| (B237) BPP SENSOR SUPPLY CIRCUIT OPEN OR HIGH RESISTANCE |
| (B137) BPP SENSOR SIGNAL CIRCUIT OPEN OR HIGH RESISTANCE |
| (B137) BPP SENSOR SIGNAL CIRCUIT SHORTED TO GROUND |
| (B137) BPP SENSOR SIGNAL CIRCUIT SHORTED TO (B937) BPP SENSOR RETURN CIRCUIT |
| BRAKE PEDAL POSITION (BPP) SENSOR |
| ANTI-LOCK BRAKE SYSTEM (ABS) MODULE |
NOTE:
If DTC C1246-1C is present, perform the diagnostics for this DTC first before continuing with this diagnostic procedure.