AutoCodes – Ford – P0703 2010 Ford Fusion

P0703 2010 Ford Fusion Code - Brake Switch Performance

Quick Answer

The Brake Pedal Position (BPP) switch is sometimes referred to as the stop lamp switch. Common causes include Faulty Brake Pedal Position (BPP) Switch (Stop Lamp Switch), Misadjusted Brake Pedal Position Switch, Brake Pedal Position Switch harness is open or shorted. 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 2010 Ford Fusion indicates Brake Switch Performance.
Common causes: Common causes include Faulty Brake Pedal Position (BPP) Switch (Stop Lamp Switch), Misadjusted Brake Pedal Position Switch, Brake Pedal Position Switch harness is open or shorted.
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 Popularity 3,069

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Intermediate (2 / 3)

What is this?

Table of contents Created and updated by William Orellana on Jul 13, 2020

Description
Possible Causes
How To Fix
Tech Notes
Cost to Diagnose
FAQs
Comments
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Code P0703 2010 Ford Fusion Description

The Brake Pedal Position (BPP) switch is sometimes referred to as the stop lamp switch. The BPP switch provides a signal to the Powertrain Control Module (PCM) indicating the brakes are applied. The BPP switch is normally open and mounted on the brake pedal support. The Powertrain Control Module monitors the BPP switch. The Diagnostic Trouble Code (DTC) will set when the Powertrain Control Module did not receive a BPP switch input.

OBDII Code P0703 2010 Ford Fusion - Brake Switch Performance - AutoCodes.com — P0703 2010 Ford Fusion Code - Brake Switch Performance

What does this mean?

What are the Possible Causes of the DTC P0703 2010 Ford Fusion?

Faulty Brake Pedal Position (BPP) Switch (Stop Lamp Switch)
Misadjusted 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 2010 Ford Fusion?

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 does this mean?

Code Tech Notes

Check if the stop light works with when the brake pedal is depressed if the brake lights are inoperative, replace or adjust the Brake Pedal Position (BPP) Switch (Stop Lamp Switch).

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0703 2010 Ford Fusion 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.

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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 P0703 2010 Ford Fusion Code

1. What is OBDII code P0703 on a 2010 Ford Fusion?

Code P0703 on a 2010 Ford Fusion refers to "Brake Switch Performance," indicating a potential issue with the brake light switch's operation.

2. What are the common symptoms of OBDII code P0703 in a 2010 Ford Fusion?

Common symptoms of code P0703 in a 2010 Ford Fusion include brake lights staying on continuously, inability to shift out of Park, and the inability to engage cruise control.

3. What are the possible causes of OBDII code P0703 in a 2010 Ford Fusion?

Possible causes of code P0703 in a 2010 Ford Fusion include a faulty brake light switch, misadjusted brake light switch, wiring issues, or a defective brake light fuse.

4. How can I diagnose OBDII code P0703 in a 2010 Ford Fusion?

To diagnose code P0703 in a 2010 Ford Fusion, you can start by checking the brake light operation, inspecting the brake light switch for proper adjustment, and testing the brake light switch for continuity.

5. How do I repair OBDII code P0703 on a 2010 Ford Fusion?

To repair code P0703 on a 2010 Ford Fusion, you may need to replace the brake light switch if it's faulty, adjust the switch if misaligned, repair any wiring issues, or replace a blown brake light fuse.

6. Can I drive my 2010 Ford Fusion with OBDII code P0703?

It is not recommended to drive your 2010 Ford Fusion with OBDII code P0703, as it can affect the proper operation of critical safety features like brake lights and shifting out of Park.

7. Will OBDII code P0703 on a 2010 Ford Fusion cause the check engine light to come on?

Yes, OBDII code P0703 on a 2010 Ford Fusion can trigger the check engine light to illuminate, indicating a problem with the brake switch performance.

8. How much does it cost to fix OBDII code P0703 on a 2010 Ford Fusion?

The cost to fix OBDII code P0703 on a 2010 Ford Fusion can vary depending on the root cause of the issue, but it typically involves replacing the brake light switch or addressing wiring problems, which can range from $50 to $200 or more.

9. Can a DIY enthusiast fix OBDII code P0703 on a 2010 Ford Fusion?

Yes, a DIY enthusiast with the proper tools and some mechanical knowledge can often fix OBDII code P0703 on a 2010 Ford Fusion by following repair guides and procedures.

10. How long does it take to repair OBDII code P0703 on a 2010 Ford Fusion?

The time to repair OBDII code P0703 on a 2010 Ford Fusion can vary based on the specific cause of the issue and the individual's mechanical skill level, but it typically takes 30 minutes to a few hours to complete the repair.