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P1703 2006 Ford Fusion Code - Brake On/Off Switch Out of Self-Test Range

Quick Answer

The P1703 diagnostic trouble code (DTC) for a 2006 Ford Fusion indicates that the Brake On/Off Switch is out of the self-test range. Common causes include Faulty brake switch, Damaged wiring or connectors, 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
P1703 2006 Ford Fusion indicates Brake On/Off Switch Out of Self-Test Range.
Common causes
Common causes include Faulty brake switch, Damaged wiring or connectors, 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.
What is this?
Table of contents Created and updated by William Orellana on Sep 12, 2024
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Code P1703 2006 Ford Fusion Description

The P1703 diagnostic trouble code (DTC) for a 2006 Ford Fusion indicates that the Brake On/Off Switch is out of the self-test range. This means that the brake switch, which is responsible for detecting when the brake pedal is pressed or released, is not functioning within the expected parameters set by the vehicle's onboard computer system. The brake switch is a crucial component of the vehicle's safety system, as it is used to activate the brake lights and communicate with the vehicle's engine control module (ECM) to control various functions, such as cruise control and transmission shifting.

OBDII Code P1703 2006 Ford Fusion - Brake On/Off Switch Out of Self-Test Range
P1703 2006 Ford Fusion Code - Brake On/Off Switch Out of Self-Test Range

Common Causes of P1703 2006 Ford Fusion

  1. Faulty brake switch.
  2. Damaged wiring or connectors.
  3. ECM malfunction.
  4. Corrosion or debris affecting the brake switch functionality.
  5. Faulty brake pedal position sensor.

Symptoms of P1703 2006 Ford Fusion

  1. Brake lights not illuminating when the brake pedal is pressed.
  2. Inability to engage cruise control.
  3. Transmission shifting irregularities.
  4. Dashboard warning lights related to the brake system.

How to Fix P1703 2006 Ford Fusion

  1. Begin by diagnosing the issue using a diagnostic scanner to retrieve the specific trouble code and pinpoint the cause of the problem.
  2. Inspect the brake switch, wiring, and connectors for any signs of damage or corrosion. Replace any components that are faulty.
  3. Test the brake switch using a multimeter to ensure it is functioning within the proper parameters.
  4. Reset the ECM and clear the trouble code from the vehicle's memory to see if the issue is resolved.
  5. Test drive the vehicle to confirm that the repair was successful and that the symptoms associated with the P1703 code have been eliminated.

Cost to Fix P1703 2006 Ford Fusion

The typical repair costs for addressing a P1703 code on a 2006 Ford Fusion can vary depending on the specific cause of the issue and the required parts and labor. On average, the cost of replacing a faulty brake switch and addressing related wiring or connector issues can range from $100 to $300. However, additional costs may apply if the ECM needs to be replaced or reprogrammed. It is advisable to consult with a qualified mechanic or dealership for a more precise estimate based on the individual circumstances of the vehicle. Labor rates at auto repair shops can vary, with hourly rates typically ranging from $80 to $150.

What does this mean?

Tech Notes for P1703 2006 Ford Fusion

Check for correct function of the stop lamps, if the stop lamps are not working change the brake switch.

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P1703 2006 Ford Fusion Code

1. What are the common symptoms of OBDII code P1703 on a 2006 Ford Fusion?

The common symptoms of code P1703, Brake On/Off Switch Out of Self-Test Range, on a 2006 Ford Fusion include issues with the brake lights, cruise control not working, and the inability to shift out of park.

2. What could cause the OBDII code P1703 to appear on a 2006 Ford Fusion?

The most common cause of code P1703 on a 2006 Ford Fusion is a faulty brake on/off switch. This switch is used to detect the status of the brake pedal, and when it malfunctions, it can trigger the code.

3. How can I diagnose the Brake On/Off Switch on my 2006 Ford Fusion?

To diagnose the Brake On/Off Switch on your 2006 Ford Fusion, you can use a multimeter to test the continuity and functionality of the switch. Additionally, visually inspecting the switch for any signs of damage can also help in diagnosing the issue.

4. Can a faulty Brake On/Off Switch be repaired, or does it need to be replaced?

In most cases, a faulty Brake On/Off Switch on a 2006 Ford Fusion will need to be replaced rather than repaired. Replacement of the switch is a relatively straightforward process that can be done by following the manufacturer's instructions.

5. Are there any DIY tips for fixing OBDII code P1703 on a 2006 Ford Fusion?

If you are experiencing code P1703 on your 2006 Ford Fusion, you can start by checking the brake on/off switch for any visible damage or loose connections. If the switch appears to be faulty, replacing it may resolve the issue.

6. Will driving with OBDII code P1703 on a 2006 Ford Fusion cause any further damage?

While driving with code P1703 may not cause immediate damage to your 2006 Ford Fusion, it is recommended to address the issue promptly. Ignoring the code can lead to safety concerns such as non-functional brake lights and potential issues with shifting gears.

7. Can a mechanic reset the OBDII code P1703 on a 2006 Ford Fusion without fixing the underlying issue?

A mechanic can clear the OBDII code P1703 from the system, but if the underlying issue with the Brake On/Off Switch is not addressed, the code is likely to reappear once the vehicle is driven again.

8. Is it safe to continue driving my 2006 Ford Fusion with OBDII code P1703 present?

It is not recommended to continue driving your 2006 Ford Fusion with OBDII code P1703 present, as it can indicate a potential issue with the brake system. It is best to address the problem promptly to ensure the safety and proper functioning of your vehicle.

9. How much does it typically cost to replace a faulty Brake On/Off Switch on a 2006 Ford Fusion?

The cost of replacing a faulty Brake On/Off Switch on a 2006 Ford Fusion can vary depending on the labor rates of the repair shop and the cost of the replacement part. On average, the total cost including parts and labor can range from $50 to $150.

10. Can I prevent OBDII code P1703 from appearing on my 2006 Ford Fusion in the future?

To prevent OBDII code P1703 from appearing on your 2006 Ford Fusion in the future, it is essential to perform regular maintenance checks on the brake on/off switch and address any issues promptly. Additionally, following the manufacturer's maintenance schedule can help prevent such codes from occurring.

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