Fault Code U0103
Code meaning, symptoms, possible causes, part number, and estimated cost.
U0103
Lost Communication With Gear Shift Module
Code U0103 indicates a loss of communication between the Engine Control Module (ECM) or other control units and the Gear Shift Module.
Part Details
Part Name
Gear Shift Module
Reference P/N (OEM)
N/A
General part number for this fault code — not necessarily for your specific vehicle
Estimated Cost
₪800 - ₪3000
Engine Location
Center console/Transmission
Symptoms
- Unable to shift gears
- Vehicle stuck in a specific gear
- Shifter not responding
- Check Engine Light on
Possible Causes
- 1Damaged wiring or loose connector
- 2Faulty gear shift module
- 3CAN bus communication fault
- 4Blown fuse or faulty relay
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