Fault Code U0439
Code meaning, symptoms, possible causes, part number, and estimated cost.
U0439
Invalid Data Received From Control Module (Vehicle Communication Module)
This code indicates that invalid data was received from the Vehicle Communication Module. This module is responsible for connectivity and telematics.
Part Details
Part Name
Vehicle Communication Module (VCM)
Reference P/N (OEM)
N/A
General part number for this fault code — not necessarily for your specific vehicle
Estimated Cost
₪800 - ₪2,500
Engine Location
Dashboard/Trunk
Symptoms
- Multimedia system malfunctions
- Telematics services unavailable
- WiFi/cellular connection issues
- Communication system warning light
Possible Causes
- 1VCM malfunction
- 2Wiring or connector issues
- 3CAN network interference
- 4Failed software update
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