U0124
Lost Communication With Lateral Acceleration Sensor Module
U0124 is an OBD-II diagnostic trouble code meaning: Lost Communication With Lateral Acceleration Sensor Module. Common causes: malfunction of the lateral acceleration sensor, open or short circuit in the sensor circuit. Estimated repair cost: $56–167.
Symptoms
- Check Engine Light Is On
- Disabling the stabilization system (ESP)
- Error message on the dashboard
- Incorrect operation of the airbag system
- Problems with the stability control system
Causes
- Malfunction of the lateral acceleration sensor
- Open or short circuit in the sensor circuit
- Poor contact in the sensor connector
- Wiring Harness Problems
- ECU malfunction
How to Fix
- Check the integrity of the sensor circuit
- Inspect connectors for corrosion or damage
- Check the power supply and ground of the sensor
- Test the lateral acceleration sensor
- Repair only from an authorized dealer
Related codes
Error U0124 by Vehicle Brand
FAQ
What does the U0124 code mean?
U0124 is an OBD-II diagnostic trouble code that indicates: Lost Communication With Lateral Acceleration Sensor Module
What causes a U0124 error code?
The most common causes of U0124 include: Malfunction of the lateral acceleration sensor; Open or short circuit in the sensor circuit; Poor contact in the sensor connector; Wiring Harness Problems.
How do I fix a U0124 diagnostic trouble code?
To fix U0124: Check the integrity of the sensor circuit. Inspect connectors for corrosion or damage. Check the power supply and ground of the sensor. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with U0124?
Do not drive — repair immediately
How much does it cost to fix U0124?
The estimated repair cost for U0124 is $56–167. Actual cost depends on your vehicle, location, and labor rates.
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