U0104
Lost Communication with Cruise Control Module
1997-2000 BMW 528i E39 2.8L I6 🇦🇺
Moderate SeverityNetwork
Description
Cannot communicate with the cruise control module.
Symptoms
- Cruise control inoperative
- Cruise light not illuminating
- Adaptive cruise not available
- Speed not maintained
Common Causes
- Cruise control module failure
- CAN bus wiring issue
- Clockspring failure
- Fuse blown
- Steering wheel button failure
Diagnostic Steps
- Check cruise control fuse
- Test module power and ground
- Check clockspring continuity
- Inspect steering wheel button connections
- Check CAN wiring to module
Repair Notes
Check clockspring (common failure) and fuses. Test steering wheel controls.
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
U0104 on Other Vehicles
Common Questions
What does code U0104 mean on a 1997-2000 BMW 528i E39?
U0104 stands for "Lost Communication with Cruise Control Module". Cannot communicate with the cruise control module.
What are the symptoms of U0104 on a BMW 528i E39?
Common symptoms of U0104 include: Cruise control inoperative, Cruise light not illuminating, Adaptive cruise not available, Speed not maintained.
What causes U0104 on a 1997-2000 BMW 528i E39?
Common causes of U0104 include: Cruise control module failure, CAN bus wiring issue, Clockspring failure, Fuse blown, Steering wheel button failure.