Fault Code U0278
Code meaning, symptoms, possible causes, part number, and estimated cost.
U0278
Lost Communication with Fuel Pump Control Module
This code indicates a loss of communication between the main control unit (ECM/PCM) and the Fuel Pump Control Module. This fault can prevent the engine from receiving fuel properly, potentially leading to a no-start condition.
Part Details
Part Name
Fuel Pump Control Module
Reference P/N (OEM)
N/A
General part number for this fault code — not necessarily for your specific vehicle
Estimated Cost
₪700 - ₪2000
Engine Location
Near fuel pump/Trunk area
Symptoms
- Engine will not start
- Vehicle sputters or stalls
- Abnormal fuel consumption
- Check Engine Light on
Possible Causes
- 1Internal failure of the Fuel Pump Control Module
- 2Faulty wiring or short circuit in the communication system (CAN)
- 3Loose or corroded connector
- 4Main control unit (ECM/PCM) failure
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