AutoCodes – Toyota – C1466 Toyota

C1466 Toyota Code - Rear Speed Sensor Right

Quick Answer

Each speed sensor detects wheel speed and sends the appropriate signals to the Skid Control ECU. Common causes include Faulty Rear Speed Sensor Right, Rear Speed Sensor Right harness is open or shorted, Rear Speed Sensor Right 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: C1466 Toyota indicates Rear Speed Sensor Right.
Common causes: Common causes include Faulty Rear Speed Sensor Right, Rear Speed Sensor Right harness is open or shorted, Rear Speed Sensor Right 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 13,752

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 Oct 05, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code C1466 Toyota 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 rows of alternating N and S magnetic poles. 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 C1466 Toyota - Rear Speed Sensor Right - AutoCodes.com — C1466 Toyota Code - Rear Speed Sensor Right

What does this mean?

What are the Possible Causes of the DTC C1466 Toyota?

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

How to Fix the DTC C1466 Toyota?

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 C1466 Toyota 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 C1466 Toyota code?

Need more information on how to fix the C1466 Toyota code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the C1466 Toyota code diagnosed by a professional: Find a repair shop in your area

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 C1466 Toyota Code

1. What are the common symptoms of OBDII code C1466 Toyota (Rear Speed Sensor Right)?

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

2. What could cause the OBDII code C1466 Toyota (Rear Speed Sensor Right) to trigger?

The code may be triggered by a faulty rear speed sensor on the right side, damaged wiring or connections to the sensor, or issues with the ABS control module.

3. How can I diagnose the cause of OBDII code C1466 Toyota (Rear Speed Sensor Right)?

Diagnosing the issue involves inspecting the rear right speed sensor for damage or corrosion, checking the wiring and connectors for any faults, and conducting a scan tool test to pinpoint the exact problem.

4. Can I still drive my vehicle with OBDII code C1466 Toyota (Rear Speed Sensor Right) present?

It is not recommended to drive the vehicle with this code present, as it can affect the proper functioning of the ABS and stability control systems, compromising safety.

5. What is the repair process for fixing OBDII code C1466 Toyota (Rear Speed Sensor Right)?

The repair process typically involves replacing the faulty rear speed sensor on the right side, repairing or replacing damaged wiring or connectors, and clearing the code with a diagnostic tool.

6. Are there any DIY tips for troubleshooting OBDII code C1466 Toyota (Rear Speed Sensor Right)?

DIY tips include visually inspecting the sensor and its connections for any obvious issues, checking the fuse related to the ABS system, and ensuring the wheel speed sensor tone ring is clean and undamaged.

7. How much does it cost to repair OBDII code C1466 Toyota (Rear Speed Sensor Right) at a mechanic?

The cost of repair can vary depending on the exact cause of the issue, but it may range from $100 to $300 for parts and labor at a mechanic's shop.

8. Can a bad rear speed sensor on the right side cause other problems in my Toyota vehicle?

Yes, a malfunctioning rear speed sensor can lead to issues with the ABS system, traction control, and stability control, affecting overall driving safety and performance.

9. Is it possible for the OBDII code C1466 Toyota (Rear Speed Sensor Right) to return after being cleared?

If the root cause of the issue is not properly addressed during repair, the code may return. It is essential to diagnose and fix the underlying problem to prevent code recurrence.

10. How urgent is it to address OBDII code C1466 Toyota (Rear Speed Sensor Right?

It is important to address this code promptly to ensure the proper functioning of your vehicle's safety systems. Ignoring the issue can lead to compromised stability and control while driving.