Engine-CodesChevrolet – P0719 Chevrolet

P0719 Chevrolet Code - Brake Switch Circuit Low Input

Quick Answer

The P0719 code for Chevrolet vehicles indicates a problem with the brake switch circuit, specifically a low input signal. Common causes include Faulty brake switch, Damaged wiring or connectors in the brake switch circuit, Malfunctioning ECM. 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 Chevrolet indicates Brake Switch Circuit Low Input.
Common causes
Common causes include Faulty brake switch, Damaged wiring or connectors in the brake switch circuit, Malfunctioning ECM.
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.
Table of contents Created and updated by William Orellana on Sep 11, 2024
💬 Need more help? Ask Auto Expert for instant answers — it's free!
AutoCodes App

Fix Your Car Smarter

Try the New AutoCodes App!

Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.

AutoCodes App on Google Play

Code P0719 Chevrolet Description

The P0719 code for Chevrolet vehicles indicates a problem with the brake switch circuit, specifically a low input signal. The brake switch is a crucial component of the vehicle's braking system, as it sends a signal to the engine control module (ECM) to indicate when the brakes are applied. When the ECM detects a low input signal from the brake switch circuit, it may trigger the P0719 code and illuminate the check engine light on the dashboard.

OBDII Code P0719 Chevrolet - Brake Switch Circuit Low Input
P0719 Chevrolet Code - Brake Switch Circuit Low Input

Common Causes of P0719 Chevrolet

  1. Faulty brake switch
  2. Damaged wiring or connectors in the brake switch circuit
  3. Malfunctioning ECM
  4. Corrosion or moisture in the brake switch circuit
  5. Electrical issues in the brake switch circuit

Symptoms of P0719 Chevrolet

  1. Check engine light illuminated on the dashboard
  2. Inconsistent operation of the brake lights
  3. Difficulty shifting gears or engaging cruise control
  4. Vehicle not entering certain driving modes
  5. Loss of brake light functionality

How to Fix P0719 Chevrolet

  1. Begin by conducting a thorough inspection of the brake switch, wiring, and connectors to identify any visible damage or corrosion.
  2. Test the brake switch using a multimeter to check for proper functionality and continuity.
  3. If the brake switch is faulty, replace it with a new, OEM-quality part to ensure reliable performance.
  4. Repair or replace any damaged wiring or connectors in the brake switch circuit to restore proper electrical connections.
  5. Clear the diagnostic trouble codes from the ECM using an OBD-II scanner and test drive the vehicle to ensure the issue has been resolved.

Cost to Fix P0719 Chevrolet

The typical repair costs for addressing a P0719 code on a Chevrolet vehicle can range from $100 to $300, depending on the extent of the damage and the cost of replacement parts. This estimate includes the cost of a new brake switch, any necessary wiring repairs, and labor charges. It's important to note that the specific diagnosis time and labor rates at auto repair shops can vary, so it's advisable to obtain quotes from multiple sources before proceeding with the repair.

When is the Code Detected?

When the Powertrain Control Module (PCM) detects an open brake switch circuit (0 volts, low input) during accelerations, then the P0719 is set.

Need more information about the P0719 Chevrolet code?

Need more information on how to fix the P0719 Chevrolet code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P0719 Chevrolet code diagnosed by a professional: Find a repair shop in your area

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 Chevrolet Code

No Frequently Asked Questions about P0719 Chevrolet Code found.

Discuss the causes and fixes for P0719 Chevrolet OBDII Code

Code P0719 Chevrolet comments

No comments found for this page.