Possible Causes
WARNING: This page is about a different car, the 2015 Land Rover LR2, 2014 Land Rover LR2, and 2013 Land Rover LR2. However, it is still accessible from the selected car via links, so may be relevant.
- Purpose of the DTC
- To detect a harness failure between the engine control module and fuel pump driver module
- Electrical Cause
- Yes
- Mechanical Cause
- No
- Control Module Signal Name
- EFPC - Output PWM signal from engine control module
- PWM - Input PWM signal to fuel pump driver module
- Monitor Description
- Output PWM signal from engine control module to fuel pump driver module circuit short circuit to power
- Prioritized List of Possible Causes
- The engine 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
- Output PWM signal from engine control module to fuel pump driver module circuit short circuit to power
- Fuel pump driver module failure
- Engine control module failure