U2100
Initial Setup Not Complete
2019-2024 BMW 3 Series G20 2.0L I4 Turbo B48
Moderate SeverityNetworkGeneric (SAE)
Description
The vehicle or module initial setup procedure has not been completed. Required after major module replacement.
Symptoms
- Multiple systems in limited mode
- Features not available
- Setup reminder messages
- Module self-tests not passed
Common Causes
- Post-replacement setup not done
- Battery disconnect reset setup flags
- Module replacement without completing setup
- Programming interrupted during setup
Diagnostic Steps
- Run complete vehicle setup procedure
- Perform module initialization sequence
- Complete all post-replacement steps per service manual
- Verify each system completes self-test
Repair Notes
Complete the full post-service initialization procedure per manufacturer service manual.
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
U2100 on Other Vehicles
Common Questions
What does code U2100 mean on a 2019-2024 BMW 3 Series G20?
U2100 stands for "Initial Setup Not Complete". The vehicle or module initial setup procedure has not been completed. Required after major module replacement.
What are the symptoms of U2100 on a BMW 3 Series G20?
Common symptoms of U2100 include: Multiple systems in limited mode, Features not available, Setup reminder messages, Module self-tests not passed.
What causes U2100 on a 2019-2024 BMW 3 Series G20?
Common causes of U2100 include: Post-replacement setup not done, Battery disconnect reset setup flags, Module replacement without completing setup, Programming interrupted during setup.