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P0703 Honda Code - Brake Pedal Position Switch Malfunction

Quick Answer

The P0703 Honda code indicates a malfunction in the brake pedal position switch. Common causes include Faulty brake pedal position switch, Wiring or electrical issues, Corrosion or damage to the switch. 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
P0703 Honda indicates Brake Pedal Position Switch Malfunction.
Common causes
Common causes include Faulty brake pedal position switch, Wiring or electrical issues, Corrosion or damage to the switch.
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 P0703 Honda Description

The P0703 Honda code indicates a malfunction in the brake pedal position switch. This switch is a crucial component of the vehicle's braking system, as it is responsible for detecting when the brake pedal is pressed. When the switch fails to function properly, it can lead to a variety of issues with the vehicle's performance and safety.

OBDII Code P0703 Honda - Brake Pedal Position Switch Malfunction
P0703 Honda Code - Brake Pedal Position Switch Malfunction

Common Causes of P0703 Honda

  1. Faulty brake pedal position switch
  2. Wiring or electrical issues
  3. Corrosion or damage to the switch
  4. Issues with the brake pedal assembly
  5. ECM malfunction

Symptoms of P0703 Honda

  1. Delayed or harsh shifting
  2. Engine stalling
  3. Inability to shift out of park
  4. Vehicle not starting

How to Fix P0703 Honda

  1. Begin by locating the brake pedal position switch near the top of the brake pedal assembly.
  2. Inspect the switch for any signs of damage, corrosion, or loose connections.
  3. Test the switch using a multimeter to check for continuity and proper functioning.
  4. If the switch is faulty, replace it with a new one following the manufacturer's instructions.
  5. Clear the diagnostic trouble codes from the vehicle's ECM using a diagnostic scanner to reset the system.

Cost to Fix P0703 Honda

The typical repair costs for addressing a P0703 Honda code can range from $100 to $300, including parts and labor. However, it's important to note that specific diagnosis time and labor rates at auto repair shops can vary based on factors such as location, vehicle make and model, and engine type. Rates in metropolitan areas or at dealerships may be higher, while independent shops often charge less. It's advisable to check local rates for a more precise estimate.

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Information for Specific Honda Models

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 P0703 Honda Code

1. What are common symptoms of OBDII code P0703 in a Honda related to the Brake Pedal Position Switch Malfunction?

- Common symptoms include the inability to shift out of Park, cruise control not working, and the brake lights staying on constantly.

2. What are the possible causes of OBDII code P0703 in a Honda related to the Brake Pedal Position Switch Malfunction?

- Possible causes include a faulty brake pedal position switch, wiring issues, or a malfunctioning brake light switch.

3. How can I diagnose OBDII code P0703 in a Honda related to the Brake Pedal Position Switch Malfunction?

- To diagnose, check the brake lights to see if they are constantly on, test the brake pedal position switch for continuity, and inspect the wiring for any damage.

4. Can I continue driving my Honda with OBDII code P0703 related to the Brake Pedal Position Switch Malfunction?

- It is not recommended to continue driving with this code as it can affect the vehicle's ability to shift gears properly and may pose a safety risk.

5. How can I repair OBDII code P0703 in a Honda related to the Brake Pedal Position Switch Malfunction?

- Repair involves replacing the faulty brake pedal position switch, fixing any wiring issues, or adjusting the brake light switch to ensure proper operation.

6. Are there any DIY tips for fixing OBDII code P0703 in a Honda related to the Brake Pedal Position Switch Malfunction?

- DIY tips include checking the brake pedal position switch adjustment, inspecting the wiring for damage, and ensuring proper brake light switch operation.

7. Can a malfunctioning Brake Pedal Position Switch cause other issues in my Honda besides triggering OBDII code P0703?

- Yes, a malfunctioning brake pedal position switch can also affect the vehicle's cruise control system and cause the brake lights to stay on constantly.

8. How long does it typically take to repair OBDII code P0703 in a Honda related to the Brake Pedal Position Switch Malfunction?

- The repair time can vary depending on the exact cause of the issue, but it usually takes around 1-2 hours to diagnose and replace the faulty component.

9. Will resetting the OBDII system clear the P0703 code related to the Brake Pedal Position Switch Malfunction in my Honda?

- Resetting the OBDII system may temporarily clear the code, but it will likely reappear if the underlying issue with the brake pedal position switch is not addressed.

10. Is it necessary to visit a mechanic for OBDII code P0703 related to the Brake Pedal Position Switch Malfunction, or can I fix it myself?

- While some DIY repairs are possible, it is recommended to consult a mechanic for a proper diagnosis and repair to ensure the issue is resolved correctly.

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