AutoCodes – Jeep – P0703 Jeep

P0703 Jeep 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 Jeep 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 16,706

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 Jeep Description

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

OBDII Code P0703 Jeep - Brake Switch Performance - AutoCodes.com — P0703 Jeep Code - Brake Switch Performance

What does this mean?

What are the Possible Causes of the DTC P0703 Jeep?

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 Engine Control Module (ECM)

How to Fix the DTC P0703 Jeep?

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 Jeep 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 Jeep Code

1. What are the common symptoms of OBDII code P0703 in a Jeep related to the brake switch performance?

The common symptoms include the inability to shift out of Park, the brake lights staying on continuously, and the cruise control not working.

2. What are the possible causes of OBDII code P0703 in a Jeep?

The code P0703 in a Jeep is typically triggered by a malfunction in the brake switch, a faulty wiring connection, or a problem with the brake pedal position sensor.

3. How can I diagnose the OBDII code P0703 in my Jeep related to the brake switch performance?

You can diagnose the code P0703 by checking the brake lights to see if they are working correctly, inspecting the brake switch for any visible damage, and using an OBDII scanner to read the trouble codes.

4. Can I continue driving my Jeep with the OBDII code P0703 related to the brake switch performance?

It is not recommended to drive your Jeep with the code P0703, as it can affect the vehicle's safety systems and lead to potential shifting issues. It is best to address the issue promptly.

5. How can I repair OBDII code P0703 in my Jeep related to the brake switch performance?

To repair the code P0703, you may need to replace the brake switch, repair any damaged wiring, or recalibrate the brake pedal position sensor. It is advisable to seek professional help if you are unsure.

6. Are there any DIY tips for fixing OBDII code P0703 in a Jeep related to the brake switch performance?

You can start by checking the brake switch adjustment and ensuring it is properly aligned. Additionally, inspect the wiring for any signs of damage or corrosion that may be causing the issue.

7. Will resetting the OBDII code P0703 in my Jeep related to the brake switch performance make it go away permanently?

Resetting the code may temporarily turn off the check engine light, but if the underlying issue with the brake switch performance is not addressed, the code is likely to reappear.

8. Can a faulty brake switch cause other OBDII codes to appear in my Jeep?

Yes, a faulty brake switch can cause other related codes to appear, such as P0700 (Transmission Control System Malfunction) or P0571 (Cruise Control/Brake Switch A Circuit Malfunction).

9. How long does it typically take to repair OBDII code P0703 in a Jeep related to the brake switch performance?

The repair time can vary depending on the exact cause of the issue. Simple fixes like adjusting the brake switch may take a short time, while more complex repairs involving part replacement may require more time.

10. Is it necessary to visit a dealership for diagnosing and repairing OBDII code P0703 in my Jeep related to the brake switch performance?

While visiting a dealership is an option, you can also consult an independent mechanic or perform some basic diagnostics yourself if you have the necessary tools and knowledge.