Possible Causes
WARNING: This page is about a different car, the 2018 Land Rover Range Rover, 2017 Land Rover Range Rover, and 2016 Land Rover Range Rover. However, it is still accessible from the selected car via links, so may be relevant.
- Purpose of the DTC
- To monitor DEF back flow pump for short circuit to ground
- Electrical Cause
- Yes
- Mechanical Cause
- No
- Control Module Cavity
- Circuit reference RAPP
- Monitor Description
- Diesel exhaust fluid tank module - DEF back flow pump circuit short circuit to ground
- 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
- Diesel exhaust fluid tank module circuit short circuit to ground - DEF back flow pump
- Connector is disconnected, connector pin is backed out, connector pin corrosion