OBD Guide

U0113

Lost Communication With Emissions Critical Control Information

U0113 is an OBD-II diagnostic trouble code meaning: Lost Communication With Emissions Critical Control Information. Common causes: broken or damaged can bus wiring, malfunction of one of the emission control system modules. Estimated repair cost: $6–56.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$6–56 (est.)

Symptoms

  • Check Engine Light Is On
  • Reduced engine power
  • Increased fuel consumption
  • Problems starting the engine
  • Unstable engine operation at idle

Causes

  • Broken or damaged CAN bus wiring
  • Malfunction of one of the emission control system modules
  • Problems with module power supply
  • Corrosion of connectors
  • Software failure in the module

How to Fix

  1. Check the integrity of the CAN bus wiring
  2. Inspect connectors for corrosion or damage
  3. Check power supply to emission control system modules
  4. Read error codes from other modules
  5. Update module software if necessary

Related codes

Error U0113 by Vehicle Brand

FAQ

What does the U0113 code mean?

U0113 is an OBD-II diagnostic trouble code that indicates: Lost Communication With Emissions Critical Control Information

What causes a U0113 error code?

The most common causes of U0113 include: Broken or damaged CAN bus wiring; Malfunction of one of the emission control system modules; Problems with module power supply; Corrosion of connectors.

How do I fix a U0113 diagnostic trouble code?

To fix U0113: Check the integrity of the CAN bus wiring. Inspect connectors for corrosion or damage. Check power supply to emission control system modules. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with U0113?

Yes, but get it checked soon

How much does it cost to fix U0113?

The estimated repair cost for U0113 is $6–56. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat