Easy one-page printout for the garage or repair shop
This summary uses the existing diagnostic information shown in full below.
This code means that the car's cruise control system thinks the car is going too fast, even though it shouldn't be.
The P0574 code is triggered when the cruise control system detects that the vehicle speed is higher than the set limit.
The cruise control system is designed to maintain a set vehicle speed. If the system detects that the vehicle speed exceeds the set speed by a certain threshold, it triggers the P0574 code. This could be due to a malfunction in the cruise control system or a miscommunication between the vehicle speed sensors and the cruise control module.
• Cruise control not maintaining set speed
• Cruise control disengages unexpectedly
• Check Engine Light is on
• Faulty cruise control switch
• Malfunctioning speed sensor
• Wiring issues in the cruise control system
Cruise Control: A system that automatically controls the speed of a vehicle.
Speed Sensor: A device that measures the speed of the vehicle.
• Check for any other related trouble codes.
• Inspect the cruise control switch and wiring.
• Test the vehicle speed sensor for proper operation.
• Replace the faulty cruise control switch.
• Repair or replace damaged wiring.
• Replace the malfunctioning speed sensor.
• OBD-II scanner
• Multimeter
• Wrench set
$100 - $300
Moderate
• Toyota Camry
• Honda Accord
• Ford F-150
• Regularly inspect the cruise control system.
• Ensure all sensors are clean and functioning.
• Check wiring connections periodically.
Cruise Control System Issue
• Avoid using cruise control until the issue is resolved.
• Drive at safe speeds manually.
Check with the vehicle manufacturer if the cruise control system is covered under warranty.
This code has been reported across various models with cruise control systems, often related to sensor or switch issues.
Moderate – While the vehicle can still be driven, the cruise control feature may not function properly.
Driving with a malfunctioning cruise control system can lead to unexpected speed changes, which may be unsafe.
• Vehicle must be driven at a consistent speed.
• Cruise control must be engaged.
The cruise control switch is typically located on the steering wheel or steering column, while the speed sensor is usually mounted on the transmission or wheel hub.
Q: Can I drive my car with this code?
A: Yes, but the cruise control system may not work properly.
Q: Will this code affect my fuel efficiency?
A: Not directly, but improper cruise control operation might lead to less efficient driving.
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