OBD Guide

B1518

Seat Driver Occupied Switch Circuit Short To Ground

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–111 (est.)

Symptoms

  • SRS malfunction indicator is on
  • The passive safety system may not work correctly
  • Possible false alarms of the system

Causes

  • Wiring harness damage
  • Malfunction of the driver's seat occupancy sensor
  • Short circuit to ground
  • Damage to connectors

How to Fix

  1. Check wiring harness for damage
  2. Check the resistance of the driver's seat occupancy sensor
  3. Check connectors for corrosion and damage
  4. Replace sensor if necessary

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