Possible Causes
- Purpose of the DTC
- To monitor diesel exhaust fluid relay
- Electrical cause
- Mechanical cause
- Control Module Cavity
- Circuit reference 0_T_SCRMRLY DEF tank module relay
- Monitor Description
- Diesel exhaust fluid relay short circuit open circuit, high resistance
- Prioritised List of Possible Causes
- The powertrain control module has determined an open circuit via lack of bias voltage, low current flow, no change in the state of an input in response to an output
- Diesel exhaust fluid tank module circuit short circuit to ground, short circuit to power, open circuit, high resistance
- Diesel exhaust fluid relay circuit short circuit to ground, short circuit to power, open circuit, high resistance connector pin corrosion
- Diesel exhaust fluid relay failure