AutoCodes – Acura – P1571 Acura

P1571 Acura Code - Brake Switch Circuit Malfunction

Quick Answer

P1571 Acura indicates Brake Switch Circuit Malfunction. Common causes include Misadjusted brake light switch, Faulty brake light switch, Brake light switch harness is open or shorted. Severity is Moderate - service should be scheduled soon. The vehicle may still be drivable for short trips if it runs normally, but avoid hard driving and repair it soon.

What it means: P1571 Acura indicates Brake Switch Circuit Malfunction.
Common causes: Common causes include Misadjusted brake light switch, Faulty brake light switch, Brake light switch harness is open or shorted.
Severity: Moderate - service should be scheduled soon.
Can I drive?: The vehicle may still be drivable for short trips if it runs normally, but avoid hard driving and repair it soon.

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Code Popularity 2,375

How popular is this code, among other codes? Low

Repair Importance Level

Moderate (Service soon) (2 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Aug 30, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
Comments
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Code P1571 Acura Description

OBDII Code P1571 Acura - Brake Switch Circuit Malfunction - AutoCodes.com — P1571 Acura Code - Brake Switch Circuit Malfunction

What does this mean?

What are the Possible Causes of the DTC P1571 Acura?

Misadjusted brake light switch
Faulty brake light switch
Brake light switch harness is open or shorted
Brake light switch circuit poor electrical connection

How to Fix the DTC P1571 Acura?

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 P1571 Acura 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 P1571 Acura 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.