Engine-CodesGeneric – C0035:08

C0035:08 Code - Left Front Wheel Speed Sensor Circuit Performance Signal Invalid

Quick Answer

The C0035:08 diagnostic trouble code (DTC) indicates that there is a problem with the left front wheel speed sensor circuit's performance, specifically that the signal being received is invalid. Common causes include Damaged or corroded wiring connections, Faulty left front wheel speed sensor, ECM malfunction. 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
C0035:08 indicates Left Front Wheel Speed Sensor Circuit Performance Signal Invalid.
Common causes
Common causes include Damaged or corroded wiring connections, Faulty left front wheel speed sensor, ECM malfunction.
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
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Code C0035:08 Description

The C0035:08 diagnostic trouble code (DTC) indicates that there is a problem with the left front wheel speed sensor circuit's performance, specifically that the signal being received is invalid. The wheel speed sensor is a crucial component of the vehicle's anti-lock braking system (ABS) and traction control system. This sensor is responsible for monitoring the speed of the wheel and sending this information to the vehicle's electronic control module (ECM) to ensure proper braking and traction control.

OBDII Code C0035:08 - Left Front Wheel Speed Sensor Circuit Performance Signal Invalid
C0035:08 Code - Left Front Wheel Speed Sensor Circuit Performance Signal Invalid

Common Causes of C0035:08

  1. Damaged or corroded wiring connections
  2. Faulty left front wheel speed sensor
  3. ECM malfunction
  4. Wheel speed sensor ring damage
  5. Suspension or steering system issues affecting the wheel speed sensor

Symptoms of C0035:08

  1. ABS warning light illuminated on the dashboard
  2. Traction control system malfunction warning
  3. Decreased braking performance
  4. Wheel lock-up during braking
  5. Increased stopping distance

How to Fix C0035:08

  1. Perform a visual inspection of the wiring connections and sensor for any damage or corrosion. Repair or replace as necessary.
  2. Use a diagnostic scan tool to retrieve the specific fault code and further diagnose the issue.
  3. Test the left front wheel speed sensor using a multimeter to determine if it is functioning correctly. Replace if faulty.
  4. Check the wheel speed sensor ring for damage or debris that may be affecting the sensor's performance. Clean or replace as needed.
  5. Clear the DTC from the ECM memory and perform a road test to ensure the issue has been resolved.

Cost to Fix C0035:08

The typical repair costs for addressing a C0035:08 DTC can range from $150 to $400, including parts and labor. However, the specific diagnosis time and labor rates at auto repair shops can vary based on factors such as location, vehicle make and model, and engine type. It's advisable to check local rates for a more precise estimate. Keep in mind that rates in metropolitan areas or at dealerships may be higher, while independent shops often charge less.

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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 C0035:08 Code

1. What are common symptoms of OBDII code C0035:08 (Left Front Wheel Speed Sensor Circuit Performance Signal Invalid)?

- Common symptoms include ABS or traction control warning lights illuminated on the dashboard, loss of ABS functionality, and potential traction control issues.

2. What can cause the OBDII code C0035:08 to trigger?

- The code C0035:08 is typically triggered by a faulty left front wheel speed sensor, damaged wiring or connectors related to the sensor, or issues with the ABS module.

3. How can I diagnose the cause of OBDII code C0035:08?

- To diagnose the cause, you can use a diagnostic scan tool to read the ABS system's trouble codes and perform a visual inspection of the left front wheel speed sensor and its wiring for any visible damage.

4. Can a dirty or malfunctioning wheel bearing trigger OBDII code C0035:08?

- Yes, a dirty or malfunctioning wheel bearing can lead to erratic wheel speed sensor readings, which may trigger the C0035:08 code.

5. What is the typical repair process for OBDII code C0035:08?

- The typical repair process involves inspecting and potentially replacing the left front wheel speed sensor, repairing any damaged wiring or connectors, and clearing the trouble codes with a diagnostic tool.

6. Are there any DIY repair tips for addressing OBDII code C0035:08?

- DIY enthusiasts can try cleaning the wheel speed sensor and its mounting area, checking and securing the sensor's wiring connections, and ensuring the sensor is properly aligned.

7. Can driving with the OBDII code C0035:08 present cause further damage to the vehicle?

- Driving with the C0035:08 code present can lead to compromised ABS functionality, potentially affecting vehicle stability and safety. It is advisable to address the issue promptly.

8. Is it necessary to reset the ABS module after repairing OBDII code C0035:08?

- Yes, it is recommended to reset the ABS module after repairing the issue to clear any stored trouble codes and ensure proper functionality of the ABS system.

9. How can I prevent OBDII code C0035:08 from recurring in the future?

- To prevent the code from recurring, regular maintenance checks on the wheel speed sensors, wiring, and ABS system are essential. Promptly addressing any issues can help avoid future occurrences.

10. Can a mechanic help diagnose and repair OBDII code C0035:08?

- Yes, a qualified mechanic with experience in ABS systems can efficiently diagnose and repair the C0035:08 code, ensuring proper functionality and safety of the vehicle.

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