OBD Guide

P0566

Cruise Control Off Signal

P0566 is an OBD-II diagnostic trouble code meaning: Cruise Control Off Signal. Common causes: malfunction of the brake or clutch pedal sensor, problems with cruise control wiring harness. Estimated repair cost: $56–167.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–167 (est.)

Symptoms

  • Cruise control won't turn on
  • Cruise control turns off spontaneously
  • Check Engine light comes on

Causes

  • Malfunction of the brake or clutch pedal sensor
  • Problems with cruise control wiring harness
  • Cruise control module malfunction
  • Short circuit or open circuit
  • Problems with the engine control unit (ECU)

How to Fix

  1. Check brake and clutch pedal sensors
  2. Inspect the wiring harness for damage
  3. Check the voltage in the cruise control circuit
  4. Test the cruise control module
  5. If necessary, replace faulty components

Related codes

Error P0566 by Vehicle Brand

FAQ

What does the P0566 code mean?

P0566 is an OBD-II diagnostic trouble code that indicates: Cruise Control Off Signal

What causes a P0566 error code?

The most common causes of P0566 include: Malfunction of the brake or clutch pedal sensor; Problems with cruise control wiring harness; Cruise control module malfunction; Short circuit or open circuit.

How do I fix a P0566 diagnostic trouble code?

To fix P0566: Check brake and clutch pedal sensors. Inspect the wiring harness for damage. Check the voltage in the cruise control circuit. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P0566?

Limited driving only, diagnose soon

How much does it cost to fix P0566?

The estimated repair cost for P0566 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat