U11EF
Lost Communication With Right D-Pillar Impact Acceleration Sensor
U11EF is an OBD-II diagnostic trouble code meaning: Lost Communication With Right D-Pillar Impact Acceleration Sensor. Common causes: malfunction of the right pillar shock sensor, open or short circuit in wiring harness. Estimated repair cost: $56–167.
Symptoms
- SRS/Airbag light is on
- The system may not operate in a side impact
- Diagnostic system memory error
- Possible problems with other security systems
Causes
- Malfunction of the right pillar shock sensor
- Open or short circuit in wiring harness
- Poor contact in the sensor connector
- Damage to the airbag control module
- Corroded contacts or damaged wiring
How to Fix
- Check the integrity of the wiring harness to the sensor
- Check the connections and contacts of the sensor connector
- Test the shock sensor using diagnostic equipment
- If necessary, replace the shock sensor
- Repair only from an authorized dealer
Related codes
FAQ
What does the U11EF code mean?
U11EF is an OBD-II diagnostic trouble code that indicates: Lost Communication With Right D-Pillar Impact Acceleration Sensor
What causes a U11EF error code?
The most common causes of U11EF include: Malfunction of the right pillar shock sensor; Open or short circuit in wiring harness; Poor contact in the sensor connector; Damage to the airbag control module.
How do I fix a U11EF diagnostic trouble code?
To fix U11EF: Check the integrity of the wiring harness to the sensor. Check the connections and contacts of the sensor connector. Test the shock sensor using diagnostic equipment. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with U11EF?
Do not drive — repair immediately
How much does it cost to fix U11EF?
The estimated repair cost for U11EF is $56–167. Actual cost depends on your vehicle, location, and labor rates.
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