Engine-CodesGeneric – P0570

P0570 Code - Cruise Control Accel Signal Malfunction

Quick Answer

The OBD-II trouble code P0570 indicates a Cruise Control Accel Signal Malfunction. Common causes include Faulty accelerator pedal position sensor, Damaged wiring or connectors in the cruise control system circuit, Malfunctioning cruise control module. 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
P0570 indicates Cruise Control Accel Signal Malfunction.
Common causes
Common causes include Faulty accelerator pedal position sensor, Damaged wiring or connectors in the cruise control system circuit, Malfunctioning cruise control module.
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.
Table of contents Created and updated by William Orellana on Sep 12, 2024
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Code P0570 Description

The OBD-II trouble code P0570 indicates a Cruise Control Accel Signal Malfunction. This means that there is an issue with the signal that the vehicle's cruise control system receives when the accelerator pedal is pressed. The cruise control system uses this signal to adjust the vehicle's speed accordingly. When this signal is malfunctioning, it can lead to erratic cruise control behavior or even complete failure of the system.

OBDII Code P0570 - Cruise Control Accel Signal Malfunction
P0570 Code - Cruise Control Accel Signal Malfunction

Common Causes of P0570

  1. Faulty accelerator pedal position sensor.
  2. Damaged wiring or connectors in the cruise control system circuit.
  3. Malfunctioning cruise control module.
  4. Corrosion or moisture in the cruise control system components.
  5. Electronic control unit (ECU) issues affecting the cruise control system.

Symptoms of P0570

  1. Inability to set or maintain a constant speed using the cruise control system.
  2. Erratic behavior of the cruise control system, such as sudden acceleration or deceleration.
  3. Cruise control system not engaging at all.
  4. Illumination of the check engine light on the dashboard.
  5. Decreased fuel efficiency due to inconsistent speed control.

How to Fix P0570

  1. Begin by diagnosing the issue using a scan tool to retrieve the trouble code and identify the specific cause of the malfunction.
  2. Inspect the accelerator pedal position sensor and related wiring for any signs of damage or wear. Replace any faulty components as needed.
  3. Check the cruise control module and associated wiring for proper operation and connectivity. Repair or replace any damaged parts.
  4. Clear the trouble code from the vehicle's ECU using the scan tool and test the cruise control system to ensure proper functionality.
  5. If the issue persists, consult a professional mechanic for further diagnosis and repair, as there may be underlying issues with the vehicle's electrical system.

Cost to Fix P0570

The typical repair costs for addressing a Cruise Control Accel Signal Malfunction (P0570) can vary depending on the specific cause of the issue and the labor rates in your area. On average, you can expect to pay between $100 and $300 for parts and labor to resolve this problem. However, it's important to note that diagnostic time and labor rates at auto repair shops can fluctuate based on factors such as location, vehicle make and model, and engine type. It's advisable to contact local repair shops for a more accurate estimate based on your specific circumstances.

When is the Code Detected?

The Engine Control Module (ECM) has detected a fault in the Cruise Control Accel Switch

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Code P0570 Information for Specific Makes

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.

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