AutoCodes – Toyota – C146B 2017 Toyota RAV4

C146B 2017 Toyota RAV4 Code - SRL Solenoid Circuit

Quick Answer

The SRL Solenoid turns on when the signal is received from the Skid Control ECU (Brake Actuator Assembly) and they control the pressure acting on the wheel cylinders to control the braking force. Common causes include Faulty Skid Control ECU (Brake Actuator Assembly). 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: C146B 2017 Toyota RAV4 indicates SRL Solenoid Circuit.
Common causes: Common causes include Faulty Skid Control ECU (Brake Actuator Assembly).
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 261

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

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Table of contents Created and updated by William Orellana on Jan 18, 2023

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code C146B 2017 Toyota RAV4 Description

The SRL Solenoid turns on when the signal is received from the Skid Control ECU (Brake Actuator Assembly) and they control the pressure acting on the wheel cylinders to control the braking force. The Skid Control ECU (Brake Actuator Assembly) monitors the SRL Solenoid. The Skid Control ECU (Brake Actuator Assembly) sets the Diagnostic Trouble Code (DTC) when the SRL Solenoid is not to factory specifications.

OBDII Code C146B 2017 Toyota RAV4 - SRL Solenoid Circuit - AutoCodes.com — C146B 2017 Toyota RAV4 Code - SRL Solenoid Circuit

What does this mean?

What are the Possible Causes of the DTC C146B 2017 Toyota RAV4?

Faulty Skid Control ECU (Brake Actuator Assembly)

How to Fix the DTC C146B 2017 Toyota RAV4?

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 C146B 2017 Toyota RAV4 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 C146B 2017 Toyota RAV4 code?

Need more information on how to fix the C146B 2017 Toyota RAV4 code? Get Access to Factory Service Manuals

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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 C146B 2017 Toyota RAV4 Code

1. What are the common symptoms of OBDII code C146B (SRL Solenoid Circuit) in a 2017 Toyota RAV4?

The common symptoms include rough shifting, transmission slipping, and in some cases, the transmission may fail to engage properly.

2. What are the possible causes of OBDII code C146B in a 2017 Toyota RAV4?

The code C146B in a 2017 Toyota RAV4 is typically triggered by a faulty SRL (Shift Range Lock) solenoid, damaged wiring or connectors, or a malfunctioning transmission control module.

3. How can I diagnose the SRL Solenoid Circuit issue in my 2017 Toyota RAV4?

Diagnosing the SRL Solenoid Circuit issue involves using an OBDII scanner to retrieve the trouble codes, conducting a visual inspection of the wiring and connectors, and testing the SRL solenoid for proper functioning.

4. Can I continue driving my 2017 Toyota RAV4 with OBDII code C146B present?

It is not recommended to continue driving your vehicle with the C146B code as it can lead to further damage to the transmission system. It is advised to address the issue promptly.

5. How can I repair the SRL Solenoid Circuit issue in my 2017 Toyota RAV4?

Repairing the SRL Solenoid Circuit issue may involve replacing the faulty SRL solenoid, repairing or replacing damaged wiring or connectors, and clearing the trouble codes using an OBDII scanner.

6. Is it possible to reset the OBDII code C146B in a 2017 Toyota RAV4 without fixing the underlying issue?

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

7. Are there any DIY tips for troubleshooting OBDII code C146B in a 2017 Toyota RAV4?

DIY troubleshooting tips include checking the transmission fluid level, inspecting the transmission wiring and connectors, and ensuring the SRL solenoid is receiving proper voltage.

8. How much does it typically cost to fix the SRL Solenoid Circuit issue in a 2017 Toyota RAV4?

The cost of fixing the SRL Solenoid Circuit issue can vary depending on the extent of the damage and the labor rates of the repair shop. It is advisable to get a few quotes from different mechanics.

9. Can a faulty SRL Solenoid Circuit affect the overall performance of a 2017 Toyota RAV4?

Yes, a faulty SRL Solenoid Circuit can affect the overall performance of the vehicle, leading to transmission problems, erratic shifting, and potential drivability issues.

10. How long does it take to repair the OBDII code C146B (SRL Solenoid Circuit) issue in a 2017 Toyota RAV4?

The repair time for the SRL Solenoid Circuit issue can vary depending on the specific problem and the expertise of the mechanic. In general, it may take a few hours to a full day to complete the repair.