Diagnostic Aids
Check for following possible problems:
- Short to ground in Blue/Orange wire between TP sensor and Engine Control Module (ECM).
- Open or short to ground in Blue/White wire between TP sensor and ECM.
- Short to ground in Blue/White wire between ECM and Chassis Acceleration Sensor (CAS) or Fuel Tank Pressure Sensor (FTPS).
- TP sensor, CAS or FTPS malfunction.