P1703 Mercury Code - Brake On/Off Switch Out of Self-Test Range
Quick Answer
The P1703 diagnostic trouble code (DTC) for Mercury vehicles indicates that the Brake On/Off Switch is out of the self-test range. Common causes include Faulty brake switch, Damaged wiring or connectors, 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
- P1703 Mercury indicates Brake On/Off Switch Out of Self-Test Range.
- Common causes
- Common causes include Faulty brake switch, Damaged wiring or connectors, 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 P1703 Mercury Description
The P1703 diagnostic trouble code (DTC) for Mercury vehicles indicates that the Brake On/Off Switch is out of the self-test range. This means that the brake switch, which is responsible for activating the brake lights and sending signals to the vehicle's control modules, is not functioning within the expected parameters during the self-test conducted by the onboard diagnostics system.
Common Causes of P1703 Mercury
- Faulty brake switch
- Damaged wiring or connectors
- Corrosion in the brake switch circuit
- Malfunctioning brake switch module
- Issues with the vehicle's electronic control unit (ECU)
Symptoms of P1703 Mercury
- Inoperative brake lights
- Cruise control not working
- Transmission shifting problems
- Check Engine Light illuminated
- Difficulty starting the vehicle
How to Fix P1703 Mercury
- Begin by diagnosing the issue using a diagnostic scanner to confirm the P1703 code.
- Inspect the brake switch and its wiring for any visible damage or corrosion.
- Test the brake switch using a multimeter to check for proper functionality.
- Replace the brake switch if it is found to be faulty.
- Clear the DTC and perform a road test to ensure the issue is resolved.
Cost to Fix P1703 Mercury
The cost of repairing a P1703 code can vary depending on the cause of the issue and the specific parts needed. On average, the cost of replacing a brake switch can range from $50 to $150, with additional costs for labor. Overall, the total repair cost including parts and labor could be in the range of $100 to $300. However, it's important to note that labor rates can vary between different auto repair shops, so it's recommended to obtain quotes from multiple sources for an accurate estimate.
Tech Notes for P1703 Mercury
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