Fault Code U0142
Code meaning, symptoms, possible causes, part number, and estimated cost.
U0142
Lost Communication With Control Module
Code U0142 indicates a loss of communication with Body Control Module 'B'. This is a secondary or additional body control module, responsible for certain electrical and lighting systems in the vehicle.
Part Details
Part Name
Body Control Module 'B'
Reference P/N (OEM)
N/A
General part number for this fault code — not necessarily for your specific vehicle
Estimated Cost
₪1200 - ₪5000
Engine Location
Passenger compartment (under dashboard)
Symptoms
- Check Engine Light illuminated
- Malfunctions in interior/exterior lights
- Failures in comfort systems (e.g., climate control)
- Error messages in the information center
Possible Causes
- 1Faulty BCM 'B' module
- 2Damaged wiring or short in the CAN Bus system
- 3Loose or corroded connections
- 4Power supply issue to the module
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