OBD Guide

B1010

Diagnosis Sensor Unit

Severity
🔴 High
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–167 (est.)

Symptoms

  • The SRS indicator on the dashboard is on
  • SRS does not activate in an accident
  • Seat belt pretensioners do not respond

Causes

  • Malfunction of the SRS diagnostic unit
  • Damage to the SRS wiring harness
  • Short circuit in the SRS system circuit
  • Corrosion of diagnostic unit contacts

How to Fix

  1. Check the SRS wiring harness for damage.
  2. Check the contacts of the diagnostic unit for corrosion
  3. Scan the SRS system for additional errors
  4. Replace the SRS diagnostic unit if necessary

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