Possible Causes

Purpose of the DTC
- To monitor diesel exhaust fluid tank module - output from the ECM to DEF pump control for short circuit to power
Electrical Cause
- Yes
Mechanical Cause
- No
Control Module Signal Name
- Circuit reference RAPM
Monitor Description
- Diesel exhaust fluid tank module control short circuit to power - output from the ECM to DEF pump
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 tank module circuit short circuit to power - output from the ECM to DEF pump
Connector is disconnected, connector pin is backed out, connector pin corrosion