Possible Causes
- Electrical Cause
- Mechanical Cause
- The powertrain control module has detected a vehicle power measurement for a period longer than expected or has detected a vehicle power measurement when another value was expected
- Connector is disconnected, connector pin is backed out, connector pin corrosion
- Harness failure - Exhaust gas recirculation cooler bypass valve solenoid circuit short circuit to ground, short circuit to power, open circuit, high resistance
- Exhaust gas recirculation cooler bypass valve solenoid failure