Lost Communication with Trailer Brake Control Module
2014-2016 Chevrolet Spark EV Electric Motor
Description
Cannot communicate with the integrated trailer brake controller.
Symptoms
- Trailer brake warning light
- Trailer brakes not functioning
- Trailer brake gain not adjustable
- Towing mode limited
Common Causes
- Trailer brake module failure
- Trailer wiring issue
- CAN bus wiring
- Module power loss
- Fuse blown
Diagnostic Steps
- Check trailer brake module fuse
- Test module power and ground
- Check trailer connector wiring
- Inspect CAN wiring
- Test trailer brake output
Repair Notes
Check trailer wiring connector first. Verify factory trailer brake module power supply.
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
U0130 on Other Vehicles
Chevrolet Astro
1995-2005 4.3L V6 Vortec
Chevrolet Avalanche
2002-2006 5.3L V8 Vortec
Chevrolet Avalanche
2002-2006 8.1L V8 Vortec
Chevrolet Avalanche
2007-2013 5.3L V8 Vortec
Chevrolet Avalanche
2007-2013 6.0L V8 Vortec
Chevrolet Aveo
2012-2018 1.6L I4
Chevrolet Beat
2018-2021 1.2L I4
Chevrolet Blazer
1995-2005 4.3L V6 Vortec
Common Questions
What does code U0130 mean on a 2014-2016 Chevrolet Spark EV?
U0130 stands for "Lost Communication with Trailer Brake Control Module". Cannot communicate with the integrated trailer brake controller.
What are the symptoms of U0130 on a Chevrolet Spark EV?
Common symptoms of U0130 include: Trailer brake warning light, Trailer brakes not functioning, Trailer brake gain not adjustable, Towing mode limited.
What causes U0130 on a 2014-2016 Chevrolet Spark EV?
Common causes of U0130 include: Trailer brake module failure, Trailer wiring issue, CAN bus wiring, Module power loss, Fuse blown.