OBD Guide

C0000

Vehicle Speed Information Circuit

C0000 is an OBD-II diagnostic trouble code meaning: Vehicle Speed Information Circuit. Common causes: speed sensor malfunction, open or shorted wiring harness. Estimated repair cost: $56–167.

Severity
⚠️ Medium
Can you drive?
Do not drive — repair immediately
Approx. repair cost
$56–167 (est.)

Symptoms

  • Incorrect operation of the speedometer
  • No speed readings on the dashboard
  • Cruise control not working
  • Check Engine Light Illuminates

Causes

  • Speed sensor malfunction
  • Open or shorted wiring harness
  • Problems with the control module
  • Poor contact in connectors

How to Fix

  1. Check the speed sensor for functionality
  2. Inspect the wiring harness for damage
  3. Check contacts in connectors
  4. Scan the control module for errors
  5. Replace faulty components

Related codes

Error C0000 by Vehicle Brand

FAQ

What does the C0000 code mean?

C0000 is an OBD-II diagnostic trouble code that indicates: Vehicle Speed Information Circuit

What causes a C0000 error code?

The most common causes of C0000 include: Speed sensor malfunction; Open or shorted wiring harness; Problems with the control module; Poor contact in connectors.

How do I fix a C0000 diagnostic trouble code?

To fix C0000: Check the speed sensor for functionality. Inspect the wiring harness for damage. Check contacts in connectors. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with C0000?

Do not drive — repair immediately

How much does it cost to fix C0000?

The estimated repair cost for C0000 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat