AutoCodes – Ford – P0703 1998 Ford F150

P0703 1998 Ford F150 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 1998 Ford F150 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 2,364

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 1998 Ford F150 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 1998 Ford F150 - Brake Switch Performance - AutoCodes.com — P0703 1998 Ford F150 Code - Brake Switch Performance

What does this mean?

What are the Possible Causes of the DTC P0703 1998 Ford F150?

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 1998 Ford F150?

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 1998 Ford F150 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 1998 Ford F150 Code

1. What does OBDII code P0703 mean for a 1998 Ford F150?

The code P0703 on a 1998 Ford F150 relates to the Brake Switch Performance issue.

2. What are the common symptoms of OBDII code P0703 in a 1998 Ford F150?

Common symptoms of code P0703 include issues with the brake lights staying on or not working properly, cruise control not working, and trouble shifting gears.

3. What are the potential causes of OBDII code P0703 in a 1998 Ford F150?

The main causes of code P0703 in a 1998 Ford F150 are a faulty brake light switch, wiring issues, or a malfunctioning brake pedal position sensor.

4. How can I diagnose OBDII code P0703 in my 1998 Ford F150?

To diagnose code P0703, you can start by checking the brake lights to see if they are functioning correctly, inspecting the brake pedal position sensor, and examining the wiring for any damage.

5. Can I still drive my 1998 Ford F150 with OBDII code P0703?

It is not recommended to drive your 1998 Ford F150 with code P0703 as it can affect the proper operation of the brake lights and potentially compromise your safety on the road.

6. How can I repair OBDII code P0703 in my 1998 Ford F150?

Repairing code P0703 may involve replacing the brake light switch, fixing any wiring issues, or replacing the brake pedal position sensor, depending on the exact cause of the problem.

7. Is it easy to fix OBDII code P0703 in a 1998 Ford F150 myself?

If you have some experience with automotive repairs and the necessary tools, you may be able to fix code P0703 yourself by following a repair manual or watching online tutorials.

8. Will resetting the OBDII code P0703 in my 1998 Ford F150 make it go away?

Resetting the code may temporarily make it disappear, but if the underlying issue causing code P0703 is not addressed, it is likely to reappear once the problem is detected again.

9. How much does it cost to repair OBDII code P0703 in a 1998 Ford F150 at a mechanic?

The cost of repairing code P0703 can vary depending on the exact cause of the issue, but it may range from $100 to $300 at a mechanic, including parts and labor.

10. Can OBDII code P0703 in a 1998 Ford F150 cause other problems if left unfixed?

If left unfixed, code P0703 can potentially lead to more severe issues like brake light failures, safety concerns, or difficulties with shifting gears, so it is best to address the problem promptly.