Possible Causes
- Purpose of the DTC
- To monitor diesel exhaust fluid heater for short circuit to power
- Electrical Cause
- Mechanical Cause
- Control Module Signal Name
- Monitor Description
- Diesel exhaust fluid heater short circuit to power
- Prioritized List of Possible Causes
- 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
- Diesel exhaust fluid heater control unit circuit short circuit to power
- Connector is disconnected, connector pin is backed out, connector pin corrosion
- Diesel exhaust fluid heater control unit failure