AutoCodes – Honda – P0703 Honda

P0703 Honda Code - Brake Pedal Position Switch Malfunction

Quick Answer

The Powertrain Control Module (PCM) detects a brake pedal position switch malfunction by monitoring ON/OFF signals from the brake pedal position switch. Common causes include Faulty Brake Pedal Position Switch, Brake Pedal Position Switch harness is open or shorted, Brake Pedal Position Switch circuit poor electrical connection. 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, Brake Pedal Position Switch harness is open or shorted, Brake Pedal Position Switch circuit poor electrical connection.
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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 767
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jan 08, 2024
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Code P0703 Honda Description

The Powertrain Control Module (PCM) detects a brake pedal position switch malfunction by monitoring ON/OFF signals from the brake pedal position switch. If the PCM continuously inputs an ON or OFF signal from the brake pedal position switch for a specified time during a specified condition, the PCM detects a malfunction and stores a Diagnostic Trouble Code (DTC).
OBDII Code P0703 Honda - Brake Pedal Position Switch Malfunction - AutoCodes.com
P0703 Honda Code - Brake Pedal Position Switch Malfunction

What are the Possible Causes of the DTC P0703 Honda?

  • Faulty Brake Pedal Position Switch
  • Brake Pedal Position Switch harness is open or shorted
  • Brake Pedal Position Switch circuit poor electrical connection
  • Faulty Powertrain Control Module (PCM)

How to Fix the DTC P0703 Honda?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0703 Honda code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the P0703 Honda code?

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Need Help with the Code?

Get the P0703 Honda code diagnosed by a professional: Find a repair shop in your area

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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