Lost Communication with Vehicle Dynamics Control Module
2004-2016 Aston Martin DB9 6.0L V12
Description
Cannot communicate with the vehicle dynamics or yaw rate sensor module.
Symptoms
- Stability control light on
- ESC disabled
- Traction control not functioning
- Yaw rate data unavailable
Common Causes
- Yaw rate sensor module failure
- CAN bus wiring
- Module power loss
- Fuse blown
- Sensor damage from impact
Diagnostic Steps
- Check yaw rate sensor module fuse
- Test power and ground
- Check CAN wiring
- Inspect sensor for physical damage
- Check sensor mounting
Repair Notes
Check module fuse and mounting. Yaw rate sensors can be damaged by impacts or underbody contact.
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
U0122 on Other Vehicles
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2016-2024 4.0L V8 Twin Turbo
Aston Martin DB11
2016-2024 5.2L V12 Twin Turbo
Aston Martin DB7
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Aston Martin DBS Superleggera
2019-2024 5.2L V12 Twin Turbo
Aston Martin DBX
2020-2024 4.0L V8 Twin Turbo
Aston Martin Vantage
2005-2024 4.7L V8
Aston Martin Vantage
2018-2024 4.0L V8 Twin Turbo
Common Questions
What does code U0122 mean on a 2004-2016 Aston Martin DB9?
U0122 stands for "Lost Communication with Vehicle Dynamics Control Module". Cannot communicate with the vehicle dynamics or yaw rate sensor module.
What are the symptoms of U0122 on a Aston Martin DB9?
Common symptoms of U0122 include: Stability control light on, ESC disabled, Traction control not functioning, Yaw rate data unavailable.
What causes U0122 on a 2004-2016 Aston Martin DB9?
Common causes of U0122 include: Yaw rate sensor module failure, CAN bus wiring, Module power loss, Fuse blown, Sensor damage from impact.