Possible Causes
- Electrical Cause
- Yes
- Mechanical Cause
- No
- Control Module Cavity
- Circuit reference - O_T_ECM -
- Monitor Description
- Monitor to diagnose open circuit
- Prioritized List of Possible Causes
- Connector is disconnected, connector pin is backed out, connector pin corrosion
- Powertrain control module cooling fan fuse failure
- Powertrain control module cooling fan circuit open circuit, high resistance