U0471

Invalid Data Received From Restraints System Sensor A

Severity

🔴 High

Can you drive?

Do not drive — repair immediately

Approx. repair cost

$56–167 (est.)

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

U0472 U0470 B0001