Fault Code U0203
Code meaning, symptoms, possible causes, part number, and estimated cost.
U0203
Lost Communication With Data Acquisition Module C
Code U0203 indicates a loss of communication with Data Acquisition Module C. This fault can cause issues with the functionality of information, comfort, or safety systems in the vehicle.
Part Details
Part Name
Data Acquisition Module C
Reference P/N (OEM)
N/A
General part number for this fault code — not necessarily for your specific vehicle
Estimated Cost
₪800 - ₪2500
Engine Location
Electronic component, often under the dashboard or on the side of the vehicle.
Symptoms
- Check Engine Light on
- Non-functional specific systems
- Error messages on the information screen
- Intermittent component operation
Possible Causes
- 1Damaged wiring or short circuit
- 2Defective module
- 3CAN network communication issue
- 4Power supply voltage issue
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