Lost Communication with Multi-axis Acceleration Sensor
2012-2020 Ford Focus 2.0L I4
Description
Cannot communicate with the multi-axis accelerometer module used for stability and rollover detection.
Symptoms
- Stability control disabled
- Rollover protection disabled
- ESC warning light on
Common Causes
- Multi-axis sensor failure
- CAN bus wiring issue
- Module power loss
- Sensor damage from impact
Diagnostic Steps
- Check sensor module fuse
- Test power and ground
- Inspect CAN wiring
- Check sensor for physical damage
- Test sensor output
Repair Notes
Multi-axis sensors are used in rollover protection systems. Critical safety component.
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
U0125 on Other Vehicles
Ford Bronco
2021-2024 2.3L I4 EcoBoost
Ford Bronco
2021-2024 2.7L V6 EcoBoost
Ford Bronco Raptor
2022-2024 3.0L V6 EcoBoost
Ford Bronco Sport
2021-2024 1.5L I3 EcoBoost
Ford Bronco Sport
2021-2024 2.0L I4 EcoBoost
Ford Crown Victoria
1998-2011 4.6L V8 Modular 2V
Ford E-150
1997-2014 4.6L V8 Triton
Ford E-150
1997-2014 5.4L V8 Triton
Common Questions
What does code U0125 mean on a 2012-2020 Ford Focus?
U0125 stands for "Lost Communication with Multi-axis Acceleration Sensor". Cannot communicate with the multi-axis accelerometer module used for stability and rollover detection.
What are the symptoms of U0125 on a Ford Focus?
Common symptoms of U0125 include: Stability control disabled, Rollover protection disabled, ESC warning light on.
What causes U0125 on a 2012-2020 Ford Focus?
Common causes of U0125 include: Multi-axis sensor failure, CAN bus wiring issue, Module power loss, Sensor damage from impact.