OBD Guide

U0531

Invalid Data Received From Rear Gate Module

U0531 is an OBD-II diagnostic trouble code meaning: Invalid Data Received From Rear Gate Module. Common causes: problems with wiring to the rear door module, rear door module malfunction. Estimated repair cost: $44–278.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$44–278 (est.)

Symptoms

  • Electronic tailgate functions do not work
  • The back door does not open/close
  • Central locking glitches
  • Errors on the dashboard
  • Problems with rear door light

Causes

  • Problems with wiring to the rear door module
  • Rear door module malfunction
  • Short circuit in the circuit
  • Problems with connectors
  • Low battery charge

How to Fix

  1. Check battery condition
  2. Inspect the wiring and connectors of the rear door module
  3. Check power supply and grounding of the module
  4. Scan the rear door module for additional errors
  5. If necessary, replace the rear door module

Related codes

Error U0531 by Vehicle Brand

FAQ

What does the U0531 code mean?

U0531 is an OBD-II diagnostic trouble code that indicates: Invalid Data Received From Rear Gate Module

What causes a U0531 error code?

The most common causes of U0531 include: Problems with wiring to the rear door module; Rear door module malfunction; Short circuit in the circuit; Problems with connectors.

How do I fix a U0531 diagnostic trouble code?

To fix U0531: Check battery condition. Inspect the wiring and connectors of the rear door module. Check power supply and grounding of the module. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with U0531?

Yes, but get it checked soon

How much does it cost to fix U0531?

The estimated repair cost for U0531 is $44–278. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat