OBD Guide

U025C

Lost Communication With Special Purpose Vehicle Control Module D

U025C is an OBD-II diagnostic trouble code meaning: Lost Communication With Special Purpose Vehicle Control Module D. Common causes: broken or damaged wires in the harness, option control module malfunction. Estimated repair cost: $56–278.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$56–278 (est.)

Symptoms

  • Some additional car functions do not work
  • Check Engine light comes on
  • Other related errors appear
  • Malfunctions of comfort systems

Causes

  • Broken or damaged wires in the harness
  • Option control module malfunction
  • Poor contact in connectors
  • Module power problems
  • Software errors

How to Fix

  1. Check the integrity of the wiring harness
  2. Inspect and clean the connector contacts
  3. Check module power supply
  4. Scan the system for other errors
  5. If necessary, replace the control module

Related codes

Error U025C by Vehicle Brand

FAQ

What does the U025C code mean?

U025C is an OBD-II diagnostic trouble code that indicates: Lost Communication With Special Purpose Vehicle Control Module D

What causes a U025C error code?

The most common causes of U025C include: Broken or damaged wires in the harness; Option control module malfunction; Poor contact in connectors; Module power problems.

How do I fix a U025C diagnostic trouble code?

To fix U025C: Check the integrity of the wiring harness. Inspect and clean the connector contacts. Check module power supply. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with U025C?

Yes, but get it checked soon

How much does it cost to fix U025C?

The estimated repair cost for U025C is $56–278. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat