P0573 2007 Ford Fusion Code - Brake Switch 'A' Circuit High
Quick Answer
The P0573 code for a 2007 Ford Fusion indicates a problem with the Brake Switch 'A' Circuit being too high. Common causes include Faulty brake switch, Damaged wiring or connectors in the brake switch circuit, Corrosion in the brake switch circuit. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
- What it means
- P0573 2007 Ford Fusion indicates Brake Switch 'A' Circuit High.
- Common causes
- Common causes include Faulty brake switch, Damaged wiring or connectors in the brake switch circuit, Corrosion in the brake switch circuit.
- Severity
- High - diagnose this code as soon as possible.
- Can I drive?
- Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
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Code P0573 2007 Ford Fusion Description
The P0573 code for a 2007 Ford Fusion indicates a problem with the Brake Switch 'A' Circuit being too high. The brake switch is a crucial component of the vehicle's braking system, as it sends a signal to the vehicle's computer when the brake pedal is pressed. This signal is used to activate the brake lights and disengage cruise control, among other functions. When the circuit is reading as high, it means that the voltage in the brake switch circuit is higher than the specified range, which can lead to various issues with the vehicle's performance.
Common Causes of P0573 2007 Ford Fusion
- Faulty brake switch.
- Damaged wiring or connectors in the brake switch circuit.
- Corrosion in the brake switch circuit.
- Problem with the vehicle's computer receiving the brake switch signal.
- Electrical issues in the vehicle's wiring system.
Symptoms of P0573 2007 Ford Fusion
- Brake lights not illuminating when the brake pedal is pressed.
- Cruise control not disengaging when the brake pedal is pressed.
- Difficulty shifting gears.
- Check Engine Light illuminated on the dashboard.
- Loss of communication with the vehicle's computer.
How to Fix P0573 2007 Ford Fusion
- Begin by locating the brake switch, typically located near the brake pedal.
- Inspect the wiring and connectors in the brake switch circuit for any damage or corrosion.
- Test the brake switch using a multimeter to check for proper voltage readings.
- Replace the brake switch if it is found to be faulty.
- Clear the diagnostic trouble codes from the vehicle's computer using an OBD-II scanner.
Cost to Fix P0573 2007 Ford Fusion
The typical repair costs for addressing a P0573 code on a 2007 Ford Fusion can range from $100 to $300, depending on the specific cause of the issue and the cost of parts and labor. It is important to note that the diagnosis time and labor rates at auto repair shops can vary based on factors such as location, vehicle make and model, and engine type. Most auto repair shops charge between $80 and $150 per hour for labor, with rates potentially higher in metropolitan areas or at dealerships, and lower at independent shops. It is recommended to check local rates for a more accurate estimate of repair costs.
Tech Notes for P0573 2007 Ford Fusion
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Frequently Asked Questions about P0573 2007 Ford Fusion Code
What does the OBDII code P0573 mean on a 2007 Ford Fusion?
P0573 indicates a "Brake Switch 'A' Circuit High," meaning the vehicle's computer has detected an abnormally high voltage in the brake light switch circuit.
What are the common symptoms of code P0573 in a 2007 Ford Fusion?
Symptoms include non-functioning brake lights, cruise control not working, and possibly the illumination of the check engine light.
What causes the P0573 code in a 2007 Ford Fusion?
Common causes include a faulty brake light switch, damaged or corroded wiring, poor electrical connections in the circuit, or a blown fuse.
Can I drive my 2007 Ford Fusion with a P0573 code?
While the car may still be drivable, driving with this issue is unsafe since it can affect the brake lights and cruise control, increasing the risk of accidents.
How do I diagnose the P0573 code on a 2007 Ford Fusion?
Start by checking the brake light switch, inspecting the wiring and connectors for damage or corrosion, and testing the circuit voltage with a multimeter.
How do I fix the P0573 code on my 2007 Ford Fusion?
Repairs may include replacing the brake light switch, repairing or replacing damaged wiring, cleaning corroded connectors, or replacing a blown fuse.
How much does it cost to repair the P0573 code on a 2007 Ford Fusion?
The cost can range from $50 to $200 depending on whether you need a new brake light switch, wiring repairs, or professional labor.
Could a blown fuse trigger the P0573 code on a 2007 Ford Fusion?
Yes, a blown fuse in the brake light circuit can cause the P0573 code by interrupting the circuit or causing high voltage.
Will fixing the P0573 code turn off the check engine light?
Yes, once the underlying issue is repaired and the code is cleared using an OBDII scanner, the check engine light should turn off.
Does the P0573 code affect the cruise control in a 2007 Ford Fusion?
Yes, the P0573 code can disable the cruise control system since it relies on input from the brake light switch to function correctly.
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