P0569 Fault Code

Cruise Control Coast Signal Malfunction

• What does that mean?
• Symptoms
• Causes
• Solutions

The P0569 fault code indicates a malfunction with the cruise control coast signal. This error occurs when the vehicle's engine control module (ECM) detects that the coast signal from the cruise control system is not functioning correctly. The coast signal is essential for enabling the vehicle’s cruise control to reduce speed without pressing the brake pedal.

What are the symptoms of the P0569 code?

Symptoms that may accompany the P0569 fault code include:

• Inability to activate or maintain cruise control.
• Sudden changes in vehicle speed while in cruise control mode.
• Cruise control system warning lights illuminated on the dashboard.
• Reduced fuel efficiency due to inability to maintain a constant speed.

What causes the P0569 code?

Possible causes of the P0569 fault code include:

• A malfunctioning cruise control switch or wiring.
• Issues with the vehicle’s throttle actuator.
• Blown fuses or damaged electrical connectors.
• Software issues within the ECM that impact the cruise control system.

How to fix P0569?

To address the P0569 fault code, follow these steps:

• Inspect the cruise control switch for proper operation and wiring connections.
• Check all related fuses and replace any that are blown.
• Examine the throttle actuator for faults or irregularities.
• Utilize a scanner to reprogram or update the ECM if necessary.
• If defective components are found, replace them to restore proper cruise control function.