OBD Guide

B1322

Driver Door Ajar Circuit Short To Ground

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$22–89 (est.)

Symptoms

  • Incorrect operation of the central locking
  • False door open warning
  • Interior lighting malfunction
  • Constantly lit door open indicator

Causes

  • Damage to the wiring harness in the door area
  • Short circuit to ground in the sensor circuit
  • Oxidation of sensor contacts
  • Door sensor malfunction
  • Body Control Module (BCM) Problems

How to Fix

  1. Check the integrity of the wiring harness in the driver's door area
  2. Check the resistance and continuity of the sensor circuit
  3. Inspect the sensor contacts for oxidation
  4. If necessary, replace the door sensor
  5. Check BCM operation

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