P0572 Mercury Code - Brake Switch 'A' Circuit Low
Quick Answer
The P0572 diagnostic trouble code (DTC) specifically refers to the Brake Switch 'A' Circuit Low in Mercury vehicles. Common causes include Faulty brake switch, Wiring issues in the brake switch circuit, Electronic control module (ECM) malfunction. 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
- P0572 Mercury indicates Brake Switch 'A' Circuit Low.
- Common causes
- Common causes include Faulty brake switch, Wiring issues in the brake switch circuit, Electronic control module (ECM) malfunction.
- 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 P0572 Mercury Description
The P0572 diagnostic trouble code (DTC) specifically refers to the Brake Switch 'A' Circuit Low in Mercury vehicles. This code indicates that there is a malfunction in the circuit related to the brake switch, which is responsible for detecting when the brake pedal is pressed. The brake switch plays a crucial role in various vehicle systems, including the brake lights, cruise control, and transmission shift interlock. When the brake pedal is depressed, the brake switch sends a signal to these systems to activate or deactivate certain functions.
Common Causes of P0572 Mercury
- Faulty brake switch
- Wiring issues in the brake switch circuit
- Electronic control module (ECM) malfunction
- Corrosion or damage to electrical connections
- Defective brake light switch relay
Symptoms of P0572 Mercury
- Brake lights not working properly
- Cruise control not engaging or disengaging
- Transmission shift interlock malfunction
- Inability to start the vehicle
- Gear shifter stuck in a certain position
How to Fix P0572 Mercury
- Begin by inspecting the brake switch and its wiring for any visible damage or corrosion.
- Test the brake switch using a multimeter to check for continuity and proper voltage levels.
- Replace the brake switch if it is found to be faulty.
- Check and repair any damaged wiring or connections in the brake switch circuit.
- Clear the DTC and test the vehicle to ensure that the issue has been resolved.
Cost to Fix P0572 Mercury
The cost of repairing a P0572 Brake Switch 'A' Circuit Low code can vary depending on the extent of the issue and the specific parts that need to be replaced. On average, the cost of replacing a brake light switch ranges from $50 to $150, including parts and labor. However, additional costs may be incurred if there are wiring or ECM issues that need to be addressed. It is recommended to consult with a professional mechanic to get an accurate estimate based on the specific circumstances of your Mercury vehicle.
Tech Notes for P0572 Mercury
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