OBD Guide

U3013

Control Module Input Power C Circuit/Open

U3013 is an OBD-II diagnostic trouble code meaning: Control Module Input Power C Circuit/Open. Common causes: broken wire in the power circuit, oxidation or damage to connectors. Estimated repair cost: $6–56.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$6–56 (est.)

Symptoms

  • Unstable engine operation
  • Problems starting the engine
  • Check Engine Light Is On
  • Failure of individual vehicle systems
  • Electronics malfunctions

Causes

  • Broken wire in the power circuit
  • Oxidation or damage to connectors
  • Fuse or relay failure
  • Problems with the control module itself
  • Short circuit in the circuit

How to Fix

  1. Check the integrity of the fuses
  2. Inspect connectors and wires for damage
  3. Check the voltage in the module power circuit
  4. Test the operation of the control module
  5. Replace damaged circuit components

Related codes

Error U3013 by Vehicle Brand

FAQ

What does the U3013 code mean?

U3013 is an OBD-II diagnostic trouble code that indicates: Control Module Input Power C Circuit/Open

What causes a U3013 error code?

The most common causes of U3013 include: Broken wire in the power circuit; Oxidation or damage to connectors; Fuse or relay failure; Problems with the control module itself.

How do I fix a U3013 diagnostic trouble code?

To fix U3013: Check the integrity of the fuses. Inspect connectors and wires for damage. Check the voltage in the module power circuit. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with U3013?

Limited driving only, diagnose soon

How much does it cost to fix U3013?

The estimated repair cost for U3013 is $6–56. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat