Possible Causes
- Electrical Cause
- Mechanical Cause
- Control Module Cavity
- Circuit reference O_P_IOS2
- Purpose of the DTC
- To detect a short to ground on the ignition control circuit
- Prioritized List of Possible Causes
- The powertrain control module has detected a ground measurement for a period longer than expected or has detected a ground measurement when another value was expected
- Connector is disconnected, connector pin is backed out, connector pin corrosion
- Ignition coil circuit, short circuit to ground
- Ignition coil failure