Engine-CodesToyota – C1403 2017 Toyota RAV4

C1403 2017 Toyota RAV4 Code - Rear Speed Sensor Right Malfunction

Quick Answer

The C1403 diagnostic trouble code (DTC) for a 2017 Toyota RAV4 indicates a Rear Speed Sensor Right Malfunction. Common causes include Faulty wheel speed sensor, Damaged wiring or connectors leading to the sensor, Corrosion or debris affecting the sensor's performance. 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
C1403 2017 Toyota RAV4 indicates Rear Speed Sensor Right Malfunction.
Common causes
Common causes include Faulty wheel speed sensor, Damaged wiring or connectors leading to the sensor, Corrosion or debris affecting the sensor's performance.
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 14, 2024
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Code C1403 2017 Toyota RAV4 Description

The C1403 diagnostic trouble code (DTC) for a 2017 Toyota RAV4 indicates a Rear Speed Sensor Right Malfunction. This code is specifically related to the right rear wheel speed sensor, which is responsible for monitoring the speed of the wheel and sending this information to the vehicle's anti-lock braking system (ABS) and traction control system. When the sensor malfunctions, it can lead to issues with the vehicle's ABS and traction control systems, affecting the overall safety and performance of the vehicle.

OBDII Code C1403 2017 Toyota RAV4 - Rear Speed Sensor Right Malfunction
C1403 2017 Toyota RAV4 Code - Rear Speed Sensor Right Malfunction

Common Causes of C1403 2017 Toyota RAV4

  1. Faulty wheel speed sensor
  2. Damaged wiring or connectors leading to the sensor
  3. Corrosion or debris affecting the sensor's performance
  4. Electronic control unit (ECU) issues
  5. Mechanical damage to the sensor or wheel hub

Symptoms of C1403 2017 Toyota RAV4

  1. ABS warning light illuminated on the dashboard
  2. Traction control system malfunction warning
  3. Erratic or inconsistent braking behavior
  4. Loss of traction or stability while driving

How to Fix C1403 2017 Toyota RAV4

  1. Begin by locating the right rear wheel speed sensor on the vehicle.
  2. Inspect the sensor, wiring, and connectors for any visible damage or corrosion.
  3. Test the sensor using a multimeter to check for proper resistance and signal output.
  4. If the sensor is faulty, replace it with a new one following manufacturer guidelines.
  5. Clear the DTC and test drive the vehicle to ensure the issue has been resolved.

Cost to Fix C1403 2017 Toyota RAV4

The cost of repairing a Rear Speed Sensor Right Malfunction on a 2017 Toyota RAV4 can vary depending on the specific cause of the issue and the cost of parts and labor in your area. On average, the cost of replacing a wheel speed sensor can range from $100 to $300, including parts and labor. Keep in mind that diagnostic time and labor rates at auto repair shops can vary, so it's recommended to obtain quotes from multiple shops to get a more accurate estimate. Additionally, rates may be higher at dealerships or in metropolitan areas, while independent shops may offer more competitive prices.

Tech Notes for C1403 2017 Toyota RAV4

Because the Rear Axle Hub and Bearing Assembly cannot be disassembled, if the Rear Speed Sensor needs replacement, replace the Rear Axle Hub and Bearing Assembly.

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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 C1403 2017 Toyota RAV4 Code

1. What are the common symptoms of OBDII code C1403 in a 2017 Toyota RAV4?

The common symptoms of code C1403 include the ABS warning light illuminating on the dashboard, decreased traction control, and potential issues with the vehicle stability control system.

2. What does the OBDII code C1403 indicate in a 2017 Toyota RAV4?

Code C1403 indicates a malfunction in the rear speed sensor on the right side of the vehicle in the 2017 Toyota RAV4.

3. What are the possible causes of the rear speed sensor right malfunction (code C1403) in a 2017 Toyota RAV4?

Possible causes of code C1403 include a faulty rear speed sensor, damaged wiring or connectors related to the sensor, or issues with the sensor's alignment or mounting.

4. How can I diagnose the rear speed sensor right malfunction in my 2017 Toyota RAV4?

Diagnosing code C1403 may involve visually inspecting the sensor and its connections, testing the sensor's electrical signal, and checking for any physical damage or misalignment.

5. Can I continue driving my 2017 Toyota RAV4 with OBDII code C1403?

It is not recommended to continue driving your vehicle with code C1403 active, as it can affect the proper functioning of the ABS, traction control, and stability control systems.

6. How can I repair the rear speed sensor right malfunction in my 2017 Toyota RAV4?

Repairing code C1403 may involve replacing the faulty rear speed sensor, repairing or replacing damaged wiring or connectors, and ensuring proper alignment and mounting of the sensor.

7. Is it possible to reset the OBDII code C1403 in a 2017 Toyota RAV4 without fixing the issue?

While you can clear the code temporarily using an OBDII scanner, it is essential to address the root cause of the problem to prevent the code from reoccurring.

8. How much does it cost to repair the rear speed sensor right malfunction in a 2017 Toyota RAV4?

The cost of repairing code C1403 can vary depending on the specific issue, parts needed for replacement, labor costs, and whether you choose to repair it yourself or take it to a professional mechanic.

9. Are there any DIY tips for troubleshooting OBDII code C1403 in a 2017 Toyota RAV4?

DIY troubleshooting tips for code C1403 include checking the sensor connections, inspecting for visible damage, testing the sensor's signal, and ensuring proper alignment after sensor replacement.

10. Can extreme weather conditions affect the rear speed sensor right and trigger code C1403 in a 2017 Toyota RAV4?

Yes, extreme weather conditions such as heavy rain, snow, or extreme temperatures can potentially affect the rear speed sensor's performance and trigger code C1403 in a 2017 Toyota RAV4.

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