U0163
Lost Communication with Navigation Module
2002-2003 BMW X5 4.6is E53 4.6L V8
Low SeverityNetworkGeneric (SAE)
Description
Cannot communicate with the navigation processing module separate from the display.
Symptoms
- Navigation function unavailable
- Map calculations not processing
- Route guidance not working
Common Causes
- Navigation processor failure
- CAN bus wiring
- Module power loss
- Fuse blown
- GPS antenna issue
Diagnostic Steps
- Check navigation module fuse
- Test power and ground
- Check CAN wiring
- Verify GPS antenna connection
- Test module with diagnostics
Repair Notes
Check fuses and GPS antenna cable. Navigation processor may need map data update.
Related Codes
Other Network Codes
- U0001High Speed CAN Communication Bus
- U0002High Speed CAN Communication Bus Performance
- U0003High Speed CAN Communication Bus (+) Open
- U0004High Speed CAN Communication Bus (+) Low
- U0005High Speed CAN Communication Bus (+) High
- U0006High Speed CAN Communication Bus (-) Open
- U0007High Speed CAN Communication Bus (-) Low
- U0008High Speed CAN Communication Bus (-) High
- U0009High Speed CAN Communication Bus Shorted Together
- U0010Medium Speed CAN Communication Bus
U0163 on Other Vehicles
Common Questions
What does code U0163 mean on a 2002-2003 BMW X5 4.6is E53?
U0163 stands for "Lost Communication with Navigation Module". Cannot communicate with the navigation processing module separate from the display.
What are the symptoms of U0163 on a BMW X5 4.6is E53?
Common symptoms of U0163 include: Navigation function unavailable, Map calculations not processing, Route guidance not working.
What causes U0163 on a 2002-2003 BMW X5 4.6is E53?
Common causes of U0163 include: Navigation processor failure, CAN bus wiring, Module power loss, Fuse blown, GPS antenna issue.