Fault Code U0242
Code meaning, symptoms, possible causes, part number, and estimated cost.
U0242
Lost Communication With Headlamp Control Module (Left)
Code U0242 indicates a loss of communication with the Left Headlamp Control Module. This affects the function of the left headlamp, including low beam, high beam, turn signal, or adaptive functions.
Part Details
Part Name
Headlamp Control Module (Left)
Reference P/N (OEM)
N/A
General part number for this fault code — not necessarily for your specific vehicle
Estimated Cost
₪400 - ₪1200
Engine Location
Left Front Headlamp
Symptoms
- Left headlamp not working
- High/low beams not functioning
- Left turn signal malfunction
- Error message on dashboard
Possible Causes
- 1Damaged wiring or loose connector
- 2Defective left headlamp control module
- 3Faulty bulb/LED
- 4CAN communication network interference
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