OBD Guide

U0218

Lost Communication With Door Switch D

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$6–33 (est.)

Symptoms

  • Interior lighting does not work when door D is opened
  • Door D status is not displayed on the instrument panel
  • Problems with the central locking
  • False alarms

Causes

  • Door switch fault D
  • Open or short circuit in the circuit
  • Poor contact in the switch connector
  • Problems with the control unit

How to Fix

  1. Check the serviceability of the door switch D
  2. Inspect the wiring harness and connectors for damage.
  3. Check continuity with a multimeter
  4. Scan the control unit for other errors
  5. If necessary, replace the switch or repair the wiring

Related codes

Error U0218 by Vehicle Brand