AutoCodes – Hyundai – P0566 Hyundai

P0566 Hyundai Code - Cruise Control Cancel Signal

Quick Answer

The cruise control system keeps the vehicle running at a fixed speed until a signal canceling this fixed speed is received. Common causes include Faulty Cruise Control Switch, Cruise Control Switch harness is open or shorted, Cruise Control Switch circuit poor electrical connection. Severity is Low - monitor the vehicle and repair when practical. The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.

What it means
P0566 Hyundai indicates Cruise Control Cancel Signal.
Common causes
Common causes include Faulty Cruise Control Switch, Cruise Control Switch harness is open or shorted, Cruise Control Switch circuit poor electrical connection.
Severity
Low - monitor the vehicle and repair when practical.
Can I drive?
The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.
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Code Popularity 3,089
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Apr 28, 2019
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Code P0566 Hyundai Description

The cruise control system keeps the vehicle running at a fixed speed until a signal canceling this fixed speed is received. When the main switch is turned on with the vehicle in the running mode, the battery voltage is applied to the Engine Control Module (ECM). When a signal from the control switch is input to the ECM while the vehicle is in a state, the ECM controls fuel injection to make a car go at a steady speed you want. Also, while the system is operating, "CRUISE" indicator lamp in the meter assembly lights up. The ECM monitors the Cruise Control Switch signal and sets the OBDII codes when the Cruise Control Switch is not to factory specifications.
OBDII Code P0566 Hyundai - Cruise Control Cancel Signal - AutoCodes.com
P0566 Hyundai Code - Cruise Control Cancel Signal

What are the Possible Causes of the DTC P0566 Hyundai?

  • Faulty Cruise Control Switch
  • Cruise Control Switch harness is open or shorted
  • Cruise Control Switch circuit poor electrical connection

How to Fix the DTC P0566 Hyundai?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0566 Hyundai code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the P0566 Hyundai code?

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P0566 Hyundai Code

1. What is OBDII code P0566 in a Hyundai related to cruise control cancel signal?

- OBDII code P0566 in a Hyundai is related to the cruise control cancel signal. It indicates an issue with the signal from the cruise control system that instructs the engine control module to cancel cruise control operation.

2. What are the common symptoms of OBDII code P0566 in a Hyundai?

- Common symptoms of OBDII code P0566 in a Hyundai may include the cruise control system not engaging or disengaging properly, the cruise control light flashing, and the Check Engine Light illuminating on the dashboard.

3. What are some possible causes of OBDII code P0566 in a Hyundai?

- Possible causes of OBDII code P0566 in a Hyundai include a faulty cruise control switch, damaged wiring or connectors in the cruise control system, a malfunctioning cruise control module, or an issue with the engine control module.

4. How can I diagnose OBDII code P0566 in a Hyundai?

- To diagnose OBDII code P0566 in a Hyundai, you can start by checking the cruise control system components for any visible damage or loose connections. Using a diagnostic scanner to read the code and testing the cruise control switch and module can also help pinpoint the issue.

5. Can OBDII code P0566 in a Hyundai be repaired at home?

- Repairing OBDII code P0566 in a Hyundai may be possible at home, depending on the underlying cause. Simple fixes like checking and cleaning connections, replacing a faulty cruise control switch, or resetting the engine control module can sometimes resolve the issue.

6. Is it safe to continue driving with OBDII code P0566 in a Hyundai?

- It is generally safe to continue driving with OBDII code P0566 in a Hyundai, as long as the vehicle is operating normally otherwise. However, it is recommended to address the issue promptly to ensure the proper functioning of the cruise control system.

7. How much does it typically cost to repair OBDII code P0566 in a Hyundai?

- The cost to repair OBDII code P0566 in a Hyundai can vary depending on the specific cause of the issue and whether you choose to repair it yourself or take it to a professional mechanic. Repair costs may range from a simple DIY fix to replacing components in the cruise control system.

8. Are there any DIY tips for troubleshooting OBDII code P0566 in a Hyundai?

- DIY tips for troubleshooting OBDII code P0566 in a Hyundai include checking the cruise control switch, inspecting the wiring and connectors for damage, ensuring the cruise control module is functioning correctly, and resetting the engine control module to clear the code.

9. Will OBDII code P0566 in a Hyundai affect the vehicle's performance?

- OBDII code P0566 in a Hyundai is related to the cruise control system and should not directly affect the vehicle's overall performance. However, it may impact the operation of the cruise control feature, leading to inconvenience for the driver.

10. How long does it take to repair OBDII code P0566 in a Hyundai?

- The time it takes to repair OBDII code P0566 in a Hyundai can vary depending on the complexity of the issue and the extent of repairs needed. Simple fixes like checking connections may take a short time, while more involved repairs could require several hours or more.

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