OBD Guide

U0199

Lost Communication With Door Control Module A

U0199 is an OBD-II diagnostic trouble code meaning: Lost Communication With Door Control Module A. Common causes: broken or damaged wiring, door control module malfunction. Estimated repair cost: $22–111.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$22–111 (est.)

Symptoms

  • Power windows don't work
  • Problems with central locking
  • Error indication on the dashboard
  • The door does not respond to commands from the key fob

Causes

  • Broken or damaged wiring
  • Door control module malfunction
  • Poor contact in connectors
  • Module power problems
  • Short circuit in the circuit

How to Fix

  1. Check the integrity of wiring and connectors
  2. Check fuses associated with the door module
  3. Test the door control module
  4. Replace module if necessary
  5. Reset the error and check the system

Related codes

Error U0199 by Vehicle Brand

FAQ

What does the U0199 code mean?

U0199 is an OBD-II diagnostic trouble code that indicates: Lost Communication With Door Control Module A

What causes a U0199 error code?

The most common causes of U0199 include: Broken or damaged wiring; Door control module malfunction; Poor contact in connectors; Module power problems.

How do I fix a U0199 diagnostic trouble code?

To fix U0199: Check the integrity of wiring and connectors. Check fuses associated with the door module. Test the door control module. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with U0199?

Yes, but get it checked soon

How much does it cost to fix U0199?

The estimated repair cost for U0199 is $22–111. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat