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C1407 Toyota Code - Open Or Short In Rear Speed Sensor Right Circuit

Quick Answer

The C1407 diagnostic trouble code for Toyota indicates that there is an open or short in the rear speed sensor right circuit. Common causes include Damaged or corroded wiring harness, Faulty rear speed sensor, Malfunctioning 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
C1407 Toyota indicates Open Or Short In Rear Speed Sensor Right Circuit.
Common causes
Common causes include Damaged or corroded wiring harness, Faulty rear speed sensor, Malfunctioning 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.
What is this?
Table of contents Created and updated by William Orellana on Aug 30, 2024
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Code C1407 Toyota Description

The C1407 diagnostic trouble code for Toyota indicates that there is an open or short in the rear speed sensor right circuit. The rear speed sensor is a crucial component of the vehicle's anti-lock braking system (ABS) and traction control system. This sensor measures the speed of the rear wheels and helps regulate braking and traction control to ensure optimal vehicle stability and performance. An open or short in this circuit can disrupt the sensor's ability to accurately measure wheel speed, leading to potential safety issues and compromised vehicle handling.

OBDII Code C1407 Toyota - Open Or Short In Rear Speed Sensor Right Circuit
C1407 Toyota Code - Open Or Short In Rear Speed Sensor Right Circuit

Common Causes of C1407 Toyota

  1. Damaged or corroded wiring harness.
  2. Faulty rear speed sensor.
  3. Malfunctioning ABS control module.
  4. Issue with the electronic control unit (ECU).
  5. Poor electrical connections or grounding.

Symptoms of C1407 Toyota

  1. ABS warning light illuminated on the dashboard.
  2. Traction control system malfunction warning.
  3. Inaccurate speedometer readings.
  4. Decreased braking performance.
  5. Loss of traction control during acceleration or braking.

How to Fix C1407 Toyota

  1. Begin by conducting a visual inspection of the wiring harness and connections for any visible damage or corrosion.
  2. Test the rear speed sensor using a multimeter to check for proper resistance and continuity.
  3. Inspect the ABS control module and ECU for any signs of malfunction and perform diagnostic tests to pinpoint the issue.
  4. Replace any faulty components, such as the rear speed sensor, wiring harness, ABS control module, or ECU, as needed.
  5. Clear the diagnostic trouble codes from the vehicle's system and perform a test drive to ensure the issue has been resolved.

Cost to Fix C1407 Toyota

The cost of repairing an open or short in the rear speed sensor right circuit can vary depending on the specific cause of the issue and the cost of replacement parts. On average, the repair cost for this type of problem could range from $200 to $500, including parts and labor. Keep in mind that diagnostic time and labor rates can vary between auto repair shops, so it's recommended to obtain quotes from multiple sources before proceeding with the repair.

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Information for Specific Toyota Models

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 C1407 Toyota Code

1. What are the common symptoms of OBDII code C1407 in a Toyota related to the rear speed sensor on the right side?

- The most common symptoms include ABS warning light illuminated on the dashboard, traction control issues, and potential loss of stability control.

2. What could cause the OBDII code C1407 indicating an "Open Or Short In Rear Speed Sensor Right Circuit" in a Toyota?

- Possible causes include a faulty rear speed sensor on the right side, damaged wiring or connectors in the circuit, or a problem with the ABS module.

3. How can I diagnose the issue causing OBDII code C1407 in my Toyota related to the rear speed sensor on the right side?

- A thorough inspection of the rear speed sensor, wiring, and connectors is recommended. Using a multimeter to test continuity and resistance in the circuit can help pinpoint the problem.

4. Is it safe to drive my Toyota with OBDII code C1407 related to the rear speed sensor issue?

- While the vehicle may still be drivable, it is not recommended to drive with this issue unresolved as it can affect the proper functioning of the ABS and stability control systems.

5. Can I repair the OBDII code C1407 issue related to the rear speed sensor on the right side of my Toyota myself?

- Depending on your skill level and access to tools, you may be able to address this issue yourself by replacing the faulty sensor, repairing damaged wiring, or fixing connector issues.

6. How much does it typically cost to repair OBDII code C1407 in a Toyota caused by an open or short in the rear speed sensor right circuit?

- The cost of repair can vary depending on the specific cause of the issue. It may range from a few hundred dollars for sensor replacement to more for complex wiring or module repairs.

7. Are there any preventive measures to avoid encountering OBDII code C1407 related to the rear speed sensor issue in my Toyota?

- Regular maintenance checks that include inspecting the ABS system components can help catch potential issues early and prevent triggering this code.

8. Can OBDII code C1407 in a Toyota be triggered intermittently, or is it usually a persistent problem?

- The code can sometimes be triggered intermittently, especially if the issue is with a loose connection or intermittent fault in the rear speed sensor circuit.

9. Will resetting the OBDII code C1407 in my Toyota make the problem go away permanently?

- Resetting the code may temporarily turn off the warning light, but if the underlying issue causing the code is not addressed, it is likely to reoccur.

10. How important is it to address OBDII code C1407 related to the rear speed sensor right circuit in my Toyota promptly?

- It is crucial to address this issue promptly as it directly impacts the proper functioning of important safety systems like ABS and stability control.

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