AutoCodes – Toyota – P0571 2009 Toyota Camry

P0571 2009 Toyota Camry Code - Brake Switch 'A' Circuit

Quick Answer

When the brake pedal is depressed, the stop light switch sends a signal to the Engine Control Module (ECM). Common causes include Faulty Brake Switch, Blown stop lamp bulb, Brake 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: P0571 2009 Toyota Camry indicates Brake Switch 'A' Circuit.
Common causes: Common causes include Faulty Brake Switch, Blown stop lamp bulb, Brake 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 3,166

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 Jun 14, 2020

Description
Possible Causes
How To Fix
Tech Notes
Cost to Diagnose
FAQs
Comments
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Code P0571 2009 Toyota Camry Description

When the brake pedal is depressed, the stop light switch sends a signal to the Engine Control Module (ECM). When the ECM receives this signal, it cancels the cruise control.

OBDII Code P0571 2009 Toyota Camry - Brake Switch 'A' Circuit - AutoCodes.com — P0571 2009 Toyota Camry Code - Brake Switch 'A' Circuit

What does this mean?

What are the Possible Causes of the DTC P0571 2009 Toyota Camry?

Faulty Brake Switch
Blown stop lamp bulb
Brake Switch harness is open or shorted
Brake Switch circuit poor electrical connection
STOP fuse
IGN fuse

How to Fix the DTC P0571 2009 Toyota Camry?

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 to see if the bulbs are good if they are good check the STOP fuse and IGN fuse, if they are good most likely the STOP light switch (near the brake pedal) is bad if there is no wiring issues.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0571 2009 Toyota Camry 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 P0571 2009 Toyota Camry 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 P0571 2009 Toyota Camry Code

1. What does code P0571 mean on a 2009 Toyota Camry?

Code P0571 indicates a malfunction in the Brake Switch 'A' Circuit, which monitors the brake pedal position and ensures proper operation of the brake light and cruise control system.

2. What are the symptoms of code P0571 in a 2009 Toyota Camry?

Symptoms may include the brake lights not functioning, cruise control being inoperative, or the check engine light being illuminated.

3. What causes P0571 on a 2009 Toyota Camry?

Common causes include a faulty brake light switch, wiring issues, a blown fuse, or a misaligned brake pedal switch.

4. Can I drive my 2009 Toyota Camry with a P0571 code?

While the car may still be drivable, safety concerns like non-functional brake lights or disabled cruise control make it important to address the issue promptly.

5. How do I fix a P0571 code on my 2009 Toyota Camry?

Repairs may include replacing the brake light switch, fixing damaged wiring, realigning the switch, or replacing a blown fuse.

6. How much does it cost to repair code P0571 on a 2009 Toyota Camry?

The cost typically ranges from $50 to $150, depending on whether the brake light switch needs replacement or if wiring repairs are necessary.

7. Where is the brake light switch located on a 2009 Toyota Camry?

The brake light switch is located near the top of the brake pedal assembly, under the dashboard.

8. Can a faulty brake light switch cause other issues besides code P0571?

Yes, a faulty brake light switch can lead to non-functional brake lights, cruise control issues, and even prevent the car from starting in some cases.

9. How do I diagnose code P0571 on a 2009 Toyota Camry?

Start by inspecting the brake light switch, checking for damaged wiring or a blown fuse, and using a multimeter to test the switch's electrical continuity.

10. Will replacing the brake light switch clear the P0571 code?

Yes, replacing a faulty brake light switch should resolve the issue, but you may need to clear the code with an OBDII scanner.