U0103 OBD Code Definition:
U0103 Lost Communication With Gear Shift Module
U0103 OBD Code Description:
Possible Causes
- Communication Failure with Gear Selector Module (J587)
- Communication Failure between CAN-Gateway and Transmission Control Module
- Selector Lever (E313) faulty
- Tiptronic Buttons (F189) in Selector Lever (E313) faulty
- Shift Selector Locking Solenoid (N110) faulty
Possible Solutions
- Check Communication with Gear Selector Module (J587)
- Check CAN-Gateway Communication with Transmission Control Module
- Check Measuring Value Block (MVB) in CAN-Gateway
- Check Selector Lever (E313)
- Check Measuring Value Block (MVB) in Transmission Control Module
- Perform Electrical Check per Wiring Diagram
- Check Tiptronic Buttons (F189) in Selector Lever (E313)
- Check Measuring Value Block (MVB) in Transmission Control Module
- Check Shift Selector Locking Solenoid (N110)
- Check Measuring Value Block (MVB) in Transmission Control Module