AutoCodes – Lexus – C1331 Lexus

C1331 Lexus Code - Open In Front Speed Sensor Left

Quick Answer

Each speed sensor detects wheel speed and sends the appropriate signals to the Skid Control ECU. Common causes include Faulty Front Speed Sensor Left, Front Speed Sensor Left harness is open or shorted, Front Speed Sensor Left 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: C1331 Lexus indicates Open In Front Speed Sensor Left.
Common causes: Common causes include Faulty Front Speed Sensor Left, Front Speed Sensor Left harness is open or shorted, Front Speed Sensor Left 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 1,283

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Sep 06, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code C1331 Lexus Description

Each speed sensor detects wheel speed and sends the appropriate signals to the Skid Control ECU. These signals are used by the ABS control system. The speed sensor rotors have 48 serrations. Hall IC type speed sensors use the frequency of output pulses to detect the vehicle speed. Because the sensor outputs digital pulses, it can detect the vehicle speed even when the vehicle is nearly stationary.

OBDII Code C1331 Lexus - Open In Front Speed Sensor Left - AutoCodes.com — C1331 Lexus Code - Open In Front Speed Sensor Left

What does this mean?

What are the Possible Causes of the DTC C1331 Lexus?

Faulty Front Speed Sensor Left
Front Speed Sensor Left harness is open or shorted
Front Speed Sensor Left circuit poor electrical connection
Faulty Skid Control ECU (Brake Actuator Assembly)

How to Fix the DTC C1331 Lexus?

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 C1331 Lexus 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 C1331 Lexus code?

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Need Help with the 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 C1331 Lexus Code

1. What are the common symptoms of OBDII code C1331 in a Lexus related to an open in the front speed sensor left?

- Common symptoms may include the ABS warning light coming on, traction control issues, and potential loss of stability control.

2. What are the possible causes of the C1331 code indicating an open in the front speed sensor left in a Lexus?

- Possible causes can include a damaged or faulty front left speed sensor, wiring issues, or a poor electrical connection.

3. How can I diagnose the source of the open in the front speed sensor left code C1331 in my Lexus?

- To diagnose this issue, you can visually inspect the wiring and connections, test the front left speed sensor for continuity, and use a scan tool to monitor sensor data.

4. Can driving with the C1331 code present cause any further damage to my Lexus?

- Driving with this code may affect the vehicle's traction and stability control systems, so it's best to address the issue promptly to prevent any potential safety risks.

5. Is it possible to repair the open in the front speed sensor left issue in a Lexus without professional help?

- If you have experience with automotive repairs and diagnostics, you may be able to address the issue by replacing the front left speed sensor or repairing any damaged wiring yourself.

6. Will resetting the OBDII code C1331 in a Lexus make the problem go away permanently?

- Simply resetting the code without addressing the underlying issue will not solve the problem permanently. It's important to diagnose and repair the cause of the open in the front speed sensor left.

7. Are there any common DIY repair tips for fixing the C1331 code related to an open in the front speed sensor left in a Lexus?

- DIY repair tips may include checking and cleaning the sensor connections, inspecting the wiring harness for damage, and ensuring proper sensor alignment during installation.

8. How much does it typically cost to repair the open in the front speed sensor left problem causing the C1331 code in a Lexus?

- The cost of repair can vary depending on the extent of the issue, but it may involve expenses for parts like the speed sensor and potential labor costs if professional help is needed.

9. Can extreme weather conditions or road debris contribute to triggering the C1331 code in a Lexus?

- Yes, extreme weather conditions or road debris can potentially damage the front left speed sensor or its wiring, leading to the open circuit issue indicated by the C1331 code.

10. Is it safe to continue driving my Lexus with the C1331 code for an open in the front speed sensor left?

- While it may be possible to drive with this code present, it's advisable to address the issue promptly to ensure the proper functioning of safety systems like ABS and traction control.