OBD Guide

U1196

Invalid Or Missing Data For Door Locks

U1196 is an OBD-II diagnostic trouble code meaning: Invalid Or Missing Data For Door Locks. Common causes: open or short circuit in the door lock circuit, door control module malfunction. Estimated repair cost: $17–89.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$17–89 (est.)

Symptoms

  • Incorrect operation of the central locking
  • Car alarm goes off for no reason
  • Doors do not lock/unlock with key fob
  • Fault signal on the dashboard
  • No response to the door lock button

Causes

  • Open or short circuit in the door lock circuit
  • Door control module malfunction
  • Problems with the CAN bus
  • Discharged battery or poor ground contact
  • Software error in the control unit

How to Fix

  1. Check the condition of the battery and ground contacts
  2. Diagnose the integrity of the wiring to the door module
  3. Read error codes in the body electronics module
  4. Check the functionality of the door control module
  5. If necessary, replace the door module or restore the wiring
  6. Update the control unit firmware if there are manufacturer recommendations

Related codes

FAQ

What does the U1196 code mean?

U1196 is an OBD-II diagnostic trouble code that indicates: Invalid Or Missing Data For Door Locks

What causes a U1196 error code?

The most common causes of U1196 include: Open or short circuit in the door lock circuit; Door control module malfunction; Problems with the CAN bus; Discharged battery or poor ground contact.

How do I fix a U1196 diagnostic trouble code?

To fix U1196: Check the condition of the battery and ground contacts. Diagnose the integrity of the wiring to the door module. Read error codes in the body electronics module. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with U1196?

Yes, but get it checked soon

How much does it cost to fix U1196?

The estimated repair cost for U1196 is $17–89. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat