Engine-CodesLexus – C1247 Lexus

C1247 Lexus Code - Malfunction In Stroke Sensor

Quick Answer

The C1247 code for Lexus vehicles indicates a malfunction in the stroke sensor. Common causes include Sensor failure, Wiring issues, Problems with the ABS control module. 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
C1247 Lexus indicates Malfunction In Stroke Sensor.
Common causes
Common causes include Sensor failure, Wiring issues, Problems with the ABS control module.
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 08, 2024
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Code C1247 Lexus Description

The C1247 code for Lexus vehicles indicates a malfunction in the stroke sensor. The stroke sensor is a crucial component of the vehicle's anti-lock braking system (ABS). It is responsible for detecting the stroke of the brake master cylinder piston, which helps regulate the pressure applied to the brakes during braking. When the stroke sensor malfunctions, it can lead to issues with the ABS system, affecting the vehicle's braking performance and overall safety.

OBDII Code C1247 Lexus - Malfunction In Stroke Sensor
C1247 Lexus Code - Malfunction In Stroke Sensor

Common Causes of C1247 Lexus

  1. Sensor failure
  2. Wiring issues
  3. Problems with the ABS control module
  4. Corrosion or damage to sensor connectors
  5. Electrical issues

Symptoms of C1247 Lexus

  1. ABS warning light illuminated on the dashboard
  2. Decreased braking efficiency
  3. Longer stopping distances
  4. Loss of control during braking

How to Fix C1247 Lexus

  1. Diagnose the issue using a diagnostic scanner to confirm the C1247 code and identify the specific cause of the malfunction.
  2. Inspect the stroke sensor, wiring, and connectors for any damage or corrosion. Replace any faulty components.
  3. Test the ABS system to ensure proper functionality after repairs are completed.
  4. Clear the error code from the vehicle's computer system to reset the ABS warning light.

Cost to Fix C1247 Lexus

The cost of repairing a malfunction in the stroke sensor (C1247 code) for a Lexus vehicle can vary depending on the specific cause of the issue and the labor rates at the auto repair shop. On average, the repair cost for this issue can range from $200 to $500, including parts and labor. However, it's important to note that labor rates can vary between $80 and $150 per hour, and additional diagnostic time may be required to pinpoint the exact cause of the problem. It's recommended to consult with a trusted mechanic or repair shop for a more accurate cost estimate based on your vehicle's make and model, as well as the extent of the repairs needed.

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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 C1247 Lexus Code

1. What does OBDII code C1247 for Lexus indicate?

The code C1247 indicates a malfunction in the stroke sensor, specifically related to the brake actuator assembly.

2. What are the common symptoms of a C1247 code in a Lexus?

Common symptoms include the illumination of the ABS warning light, traction control light, and potential loss of ABS and traction control functionalities.

3. What are the possible causes of a C1247 code in a Lexus?

Possible causes include a faulty stroke sensor, damaged wiring or connectors in the brake actuator assembly, or a malfunction in the brake actuator itself.

4. How can I diagnose a C1247 code in my Lexus?

Diagnosis typically involves using a diagnostic scanner to retrieve the trouble codes, followed by a thorough inspection of the brake actuator assembly, stroke sensor, wiring, and connectors for any visible signs of damage.

5. Can I continue driving my Lexus with a C1247 code?

It is not recommended to drive your vehicle with a C1247 code present, as it may compromise the functionality of the ABS and traction control systems, potentially affecting the vehicle's safety.

6. How can a C1247 code in a Lexus be repaired?

Repairing a C1247 code often involves replacing the faulty stroke sensor or repairing any damaged wiring or connectors in the brake actuator assembly.

7. Can I reset the C1247 code in my Lexus by disconnecting the battery?

While disconnecting the battery may temporarily clear the code, it is not a permanent solution. It is recommended to diagnose and repair the underlying issue causing the code to prevent it from reoccurring.

8. Are there any DIY repair tips for a C1247 code in a Lexus?

DIY repair for a C1247 code may be challenging due to the complexity of the ABS and traction control systems. It is advisable to seek professional assistance for diagnosis and repair.

9. How much does it cost to repair a C1247 code in a Lexus?

The cost of repairing a C1247 code can vary depending on the specific issue causing the code and the labor rates of the repair shop. It is recommended to obtain quotes from local service centers for an accurate estimate.

10. Is the repair for a C1247 code covered under warranty for a Lexus vehicle?

If your Lexus is still under warranty, the repair for a C1247 code may be covered depending on the terms and conditions of the warranty. It is advisable to check with your dealership for warranty coverage details.

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