Fault Code U0266
Code meaning, symptoms, possible causes, part number, and estimated cost.
U0266
Lost Communication With Body Control Module 'A'
Code U0266 indicates a loss of communication with Body Control Module (BCM) 'A'. The BCM is responsible for many vehicle systems, and this fault can affect essential and non-essential functions.
Part Details
Part Name
Body Control Module
Reference P/N (OEM)
N/A
General part number for this fault code — not necessarily for your specific vehicle
Estimated Cost
₪900 - ₪3000
Engine Location
Passenger compartment
Symptoms
- Multiple electrical malfunctions
- Interior/exterior lights not working
- Central locking system inoperative
- Check Engine light on
Possible Causes
- 1Faulty or loose wiring
- 2Faulty BCM
- 3CAN Bus fault
- 4Corrosion issue in connectors
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