Fault Code U0488
Code meaning, symptoms, possible causes, part number, and estimated cost.
U0488
Invalid Data Received From Control Module
Code U0488 indicates the reception of invalid data from the HVAC Control Module. This can lead to malfunctions in the air conditioning or heating system and impair passenger comfort in the vehicle.
Part Details
Part Name
HVAC Control Module
Reference P/N (OEM)
N/A
General part number for this fault code — not necessarily for your specific vehicle
Estimated Cost
₪500 - ₪1500
Engine Location
Dashboard
Symptoms
- Check Engine Light (MIL)
- HVAC system malfunction (A/C or heating)
- Discrepancy between settings and output
- HVAC display failure
Possible Causes
- 1Faulty HVAC Control Module
- 2Loose wiring or connector issues
- 3Software malfunction in the module
- 4Interference in the communication network (CAN bus)
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