C0554
Longitudinal Acceleration Sensor Circuit High
C0554 is an OBD-II diagnostic trouble code meaning: Longitudinal Acceleration Sensor Circuit High. Common causes: malfunction of the longitudinal acceleration sensor, open/short circuit in wiring harness. Estimated repair cost: $33–89.
Symptoms
- SRS/airbag indicator is on
- Pretensioners may be triggered for no reason
- Difficult operation of the stabilization system (ESP)
Causes
- Malfunction of the longitudinal acceleration sensor
- Open/short circuit in wiring harness
- Sensor power/ground problems
- SRS control unit malfunction
How to Fix
- Visually check the sensor wiring harness
- Check sensor resistance and voltage
- Replace sensor if necessary
- Reset the error and test the system
Related codes
Error C0554 by Vehicle Brand
FAQ
What does the C0554 code mean?
C0554 is an OBD-II diagnostic trouble code that indicates: Longitudinal Acceleration Sensor Circuit High
What causes a C0554 error code?
The most common causes of C0554 include: Malfunction of the longitudinal acceleration sensor; Open/short circuit in wiring harness; Sensor power/ground problems; SRS control unit malfunction.
How do I fix a C0554 diagnostic trouble code?
To fix C0554: Visually check the sensor wiring harness. Check sensor resistance and voltage. Replace sensor if necessary. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with C0554?
Do not drive — repair immediately
How much does it cost to fix C0554?
The estimated repair cost for C0554 is $33–89. Actual cost depends on your vehicle, location, and labor rates.
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