U0471
Invalid Data Received From Restraints System Sensor A
U0471 is an OBD-II diagnostic trouble code meaning: Invalid Data Received From Restraints System Sensor A. Common causes: security sensor fault a, open or short circuit in the sensor circuit. Estimated repair cost: $56–167.
Symptoms
- SRS/Airbag light is on
- The passive safety system may not work in an accident.
- Possible false deployment of airbags
- An error may appear during diagnostics
- In some cases there are no visible symptoms
Causes
- Security sensor fault A
- Open or short circuit in the sensor circuit
- Poor contact in sensor connectors
- Wiring harness damage
- Security ECU malfunction
How to Fix
- Diagnose the SRS system using a scanner
- Check the integrity of the sensor circuit and connectors
- Check resistance and sensor signal
- If necessary, replace the faulty sensor
- Repair only from an authorized dealer
Related codes
Error U0471 by Vehicle Brand
FAQ
What does the U0471 code mean?
U0471 is an OBD-II diagnostic trouble code that indicates: Invalid Data Received From Restraints System Sensor A
What causes a U0471 error code?
The most common causes of U0471 include: Security sensor fault A; Open or short circuit in the sensor circuit; Poor contact in sensor connectors; Wiring harness damage.
How do I fix a U0471 diagnostic trouble code?
To fix U0471: Diagnose the SRS system using a scanner. Check the integrity of the sensor circuit and connectors. Check resistance and sensor signal. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with U0471?
Do not drive — repair immediately
How much does it cost to fix U0471?
The estimated repair cost for U0471 is $56–167. Actual cost depends on your vehicle, location, and labor rates.
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