U146D
Implausible Data Received From Left B-Pillar Impact Acceleration Sensor
U146D is an OBD-II diagnostic trouble code meaning: Implausible Data Received From Left B-Pillar Impact Acceleration Sensor. Common causes: malfunction of the shock sensor in the left b-pillar, damage to the wiring harness to the sensor. Estimated repair cost: $56–167.
Symptoms
- Airbag light is on
- SRS may be disabled
- Error when diagnosing the security system
- Possible false alarms of the system
Causes
- Malfunction of the shock sensor in the left B-pillar
- Damage to the wiring harness to the sensor
- Poor contact in the sensor connector
- Problems with the SRS control module
- Short circuit in the sensor circuit
How to Fix
- Check the condition of the shock sensor in the left B-pillar
- Inspect the wiring harness and connectors for damage.
- Check resistance and sensor signal
- If necessary, replace the shock sensor
- Reset SRS system errors after repair
- Repair only from an authorized dealer
Related codes
FAQ
What does the U146D code mean?
U146D is an OBD-II diagnostic trouble code that indicates: Implausible Data Received From Left B-Pillar Impact Acceleration Sensor
What causes a U146D error code?
The most common causes of U146D include: Malfunction of the shock sensor in the left B-pillar; Damage to the wiring harness to the sensor; Poor contact in the sensor connector; Problems with the SRS control module.
How do I fix a U146D diagnostic trouble code?
To fix U146D: Check the condition of the shock sensor in the left B-pillar. Inspect the wiring harness and connectors for damage.. Check resistance and sensor signal. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with U146D?
Do not drive — repair immediately
How much does it cost to fix U146D?
The estimated repair cost for U146D is $56–167. Actual cost depends on your vehicle, location, and labor rates.
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