AutoCodes – Isuzu – P0719 Isuzu

P0719 Isuzu Code - Brake Switch Circuit Fault

Quick Answer

The torque converter clutch (TCC) brake switch is used to indicate the status of the brake pedal 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: P0719 Isuzu indicates Brake Switch Circuit Fault.
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 3,725

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 May 08, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P0719 Isuzu Description

The torque converter clutch (TCC) brake switch is used to indicate the status of the brake pedal

OBDII Code P0719 Isuzu - Brake Switch Circuit Fault - AutoCodes.com — P0719 Isuzu Code - Brake Switch Circuit Fault

What does this mean?

What are the Possible Causes of the DTC P0719 Isuzu?

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

How to Fix the DTC P0719 Isuzu?

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 P0719 Isuzu 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 P0719 Isuzu code?

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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 P0719 Isuzu Code

1. What are the common symptoms of OBDII code P0719 Brake Switch Circuit Fault in an Isuzu vehicle?

The 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 the P0719 code in an Isuzu related to the brake switch circuit fault?

Possible causes include a faulty brake light switch, wiring issues in the brake switch circuit, or a malfunctioning brake light relay.

3. How can I diagnose the P0719 Brake Switch Circuit Fault in my Isuzu?

You can start by checking the brake light operation when pressing the brake pedal, inspecting the brake switch and its wiring for any damage, and using an OBDII scanner to read the specific fault code.

4. Can a faulty brake switch cause the P0719 code in an Isuzu?

Yes, a faulty brake switch is a common cause of the P0719 code, as it can lead to issues in the brake switch circuit signaling the vehicle's computer system.

5. What are the repair tips for fixing the P0719 Brake Switch Circuit Fault in an Isuzu?

Repair tips include replacing the faulty brake switch, repairing any damaged wiring in the circuit, and ensuring proper connection of the brake switch components.

6. Can I drive my Isuzu with the P0719 Brake Switch Circuit Fault code?

It is not recommended to drive with the P0719 code, as it can affect the vehicle's safety systems and cause further damage if left unaddressed.

7. How much does it typically cost to repair the P0719 code in an Isuzu?

The cost of repair can vary depending on the exact cause of the issue, but replacing a brake light switch or repairing wiring may cost around $100 to $200, including parts and labor.

8. Will resetting the OBDII code P0719 in my Isuzu make the issue go away?

Simply resetting the code will not fix the underlying problem causing the P0719 code. It is essential to diagnose and repair the root cause to prevent the code from reoccurring.

9. Can a DIY enthusiast fix the P0719 Brake Switch Circuit Fault in an Isuzu?

If you have experience with automotive repairs and access to the necessary tools, you may be able to diagnose and replace the brake switch yourself. However, it is recommended to consult a professional if unsure.

10. How important is it to address the P0719 Brake Switch Circuit Fault in my Isuzu promptly?

It is crucial to address the P0719 code promptly, as it can affect the operation of critical safety systems like the brake lights and transmission, potentially compromising your vehicle's safety and performance.