Lost Communication with Yaw Rate Sensor Module
2014-2016 Chevrolet Spark EV Electric Motor
Description
Cannot communicate specifically with the yaw rate sensor that measures vehicle rotation.
Symptoms
- Stability control disabled
- ESC warning light
- Yaw rate data unavailable
- Traction control off
Common Causes
- Yaw rate sensor failure
- Wiring damage
- Module power loss
- CAN bus issue
- Sensor mounting loose
Diagnostic Steps
- Check sensor fuse
- Test sensor power and ground
- Check CAN bus wiring
- Inspect sensor mounting
- Test sensor output
Repair Notes
Yaw rate sensor typically mounted centrally in vehicle. Check mounting and wiring.
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
U0123 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 Beretta
1990-1996 2.2L I4
Common Questions
What does code U0123 mean on a 2014-2016 Chevrolet Spark EV?
U0123 stands for "Lost Communication with Yaw Rate Sensor Module". Cannot communicate specifically with the yaw rate sensor that measures vehicle rotation.
What are the symptoms of U0123 on a Chevrolet Spark EV?
Common symptoms of U0123 include: Stability control disabled, ESC warning light, Yaw rate data unavailable, Traction control off.
What causes U0123 on a 2014-2016 Chevrolet Spark EV?
Common causes of U0123 include: Yaw rate sensor failure, Wiring damage, Module power loss, CAN bus issue, Sensor mounting loose.