P1217 Pedal Position Sensor C Circuit Intermittent

Possible causes
  • Harness or connectors (The cooling fan circuit is open or shorted.)
  • Cooling fan
  • Radiator hose
  • Radiator
  • Radiator cap
  • Water pump
  • Thermostat
    • When is the code detected?
  • Cooling fan does not operate properly (Overheat).
  • Cooling fan system does not operate properly (Overheat).
  • Engine coolant was not added to the system using the proper filling method.
    • Symptoms
    – Engine Light ON (or Service Engine Soon Warning Light)
    P1217 Description
    The ECM controls the cooling fan corresponding to the vehicle speed, engine coolant temperature, refrigerant pressure, and air conditioner ON signal. The control system has 3-step control [HIGH/LOW/OFF]. The ECM controls cooling fan relays through CAN communication line.
    P1217 Information for specific makes
    P1217 BUICK
    P1217 CADILLAC
    P1217 CHEVROLET
    P1217 DODGE
    P1217 FORD
    P1217 GMC
    P1217 INFINITI
    P1217 NISSAN