OBD Guide

B1511

Driver Door Handle Circuit Failure

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

Symptoms

  • Door handle does not respond to touch
  • Problems with the central locking
  • False alarms
  • Error message on the instrument panel

Causes

  • Broken or damaged wiring harness
  • Oxidation of contacts
  • Malfunction of the door handle itself
  • Problems with the door control unit

How to Fix

  1. Check the integrity of the wiring harness in the door
  2. Clean or replace contacts
  3. Test the door handle for faults
  4. Check the operation of the door control unit

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