AutoCodes – Subaru – P0724 Subaru

P0724 Subaru Code - Torque Converter Brake Switch 'B' Circuit High

Quick Answer

This brake switch send a signal to the Engine Control Module (ECM). Common causes include Faulty Brake Switch, Brake Switch harness is open or shorted, Brake 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: P0724 Subaru indicates Torque Converter Brake Switch 'B' Circuit High.
Common causes: Common causes include Faulty Brake Switch, Brake Switch harness is open or shorted, Brake 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.

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Code Popularity 12,351

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Jun 14, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P0724 Subaru Description

This brake switch send a signal to the Engine Control Module (ECM). The signal is used to detect when the brakes have been applied. In some models the brake switch signal voltage is the same as the voltage supplied to the stop lights.

OBDII Code P0724 Subaru - Torque Converter Brake Switch 'B' Circuit High - AutoCodes.com — P0724 Subaru Code - Torque Converter Brake Switch 'B' Circuit High

What does this mean?

What are the Possible Causes of the DTC P0724 Subaru?

Faulty Brake Switch
Brake Switch harness is open or shorted
Brake Switch circuit poor electrical connection
Misadjusted Brake Switch

How to Fix the DTC P0724 Subaru?

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 P0724 Subaru 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 P0724 Subaru code?

Need more information on how to fix the P0724 Subaru code? Get Access to Factory Service Manuals

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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 P0724 Subaru Code

1. What are the common symptoms of OBDII code P0724 in a Subaru related to the Torque Converter Brake Switch 'B' Circuit High?

- Common symptoms include issues with the vehicle shifting gears, poor fuel economy, and the Check Engine Light being illuminated.

2. What can cause the Torque Converter Brake Switch 'B' Circuit High error code P0724 in a Subaru?

- Possible causes include a faulty torque converter brake switch, damaged wiring or connectors, or a malfunctioning transmission control module.

3. How serious is the P0724 OBDII code in a Subaru related to the Torque Converter Brake Switch 'B' Circuit High?

- While the vehicle may still be operable, ignoring this code can lead to transmission issues and potentially cause further damage over time.

4. Can I drive my Subaru with the P0724 error code present?

- It is not recommended to drive the vehicle with the P0724 code active, as it can result in poor performance and potential transmission problems.

5. How is the Torque Converter Brake Switch 'B' Circuit High code P0724 diagnosed in a Subaru?

- Diagnosis typically involves using an OBDII scanner to retrieve the code, checking the torque converter brake switch and related components, and performing a thorough inspection of the wiring.

6. Is it possible to reset the P0724 OBDII code in a Subaru related to the Torque Converter Brake Switch 'B' Circuit High?

- Resetting the code without addressing the underlying issue will not solve the problem. It's crucial to diagnose and repair the root cause to clear the code properly.

7. What are some repair tips for fixing the P0724 code in a Subaru?

- Repairing the torque converter brake switch, replacing damaged wiring, and ensuring proper connections can help resolve the P0724 error code.

8. Can a DIY enthusiast fix the P0724 error code in a Subaru themselves?

- Depending on your skill level and access to tools, some DIY enthusiasts may be able to address the P0724 code by replacing the torque converter brake switch or fixing wiring issues.

9. How much does it typically cost to repair the Torque Converter Brake Switch 'B' Circuit High error code in a Subaru?

- Repair costs can vary based on the extent of the problem and whether you choose to address it yourself or seek professional help. Costs may include parts and labor.

10. How can I prevent the P0724 OBDII code from appearing in my Subaru in the future?

- Regularly maintaining your vehicle, checking for any signs of transmission issues, and addressing any related warning lights promptly can help prevent the recurrence of the P0724 code.