Fault Code U0276
Code meaning, symptoms, possible causes, part number, and estimated cost.
U0276
Lost Communication With Fuel Injector Control Module 'B'
Code U0276 indicates a loss of communication between the Engine Control Unit (ECU) and the fuel injector control module 'B'. In complex systems, multiple fuel injector control modules may exist, and a fault in one is severe and can disable the engine.
Part Details
Part Name
Fuel Injector Control Module 'B'
Reference P/N (OEM)
N/A
General part number for this fault code — not necessarily for your specific vehicle
Estimated Cost
₪700 - ₪2500
Engine Location
Engine compartment
Symptoms
- Vehicle unable to start
- Engine stalls while driving
- Extremely rough engine operation
- Check Engine light on
Possible Causes
- 1Damaged or shorted wiring
- 2Faulty fuel injector control module 'B'
- 3CAN Bus fault
- 4Defective relay or fuse
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