AutoCodes – Toyota – C146B 2018 Toyota RAV4

C146B 2018 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 2018 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 241

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 2018 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 2018 Toyota RAV4 - SRL Solenoid Circuit - AutoCodes.com — C146B 2018 Toyota RAV4 Code - SRL Solenoid Circuit

What does this mean?

What are the Possible Causes of the DTC C146B 2018 Toyota RAV4?

Faulty Skid Control ECU (Brake Actuator Assembly)

How to Fix the DTC C146B 2018 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 2018 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 2018 Toyota RAV4 code?

Need more information on how to fix the C146B 2018 Toyota RAV4 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the C146B 2018 Toyota RAV4 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 C146B 2018 Toyota RAV4 Code

1. What are the common symptoms of OBDII code C146B in a 2018 Toyota RAV4 related to the SRL Solenoid Circuit?

- Common symptoms include rough idling, poor acceleration, and difficulty shifting gears.

2. What could be causing the OBDII code C146B to trigger in a 2018 Toyota RAV4?

- Possible causes include a faulty SRL solenoid, damaged wiring or connectors, or a malfunctioning transmission control module.

3. How can I diagnose the OBDII code C146B in my 2018 Toyota RAV4?

- A thorough diagnostic process should involve checking the SRL solenoid, inspecting wiring for damage, and testing the transmission control module for proper function.

4. Can I continue driving my 2018 Toyota RAV4 with the OBDII code C146B present?

- It is not recommended to drive the vehicle with this code as it can lead to further damage to the transmission system.

5. Is it safe to reset the OBDII code C146B in my 2018 Toyota RAV4 using a diagnostic tool?

- While resetting the code may temporarily clear the warning light, it is important to address the underlying issue causing the code to prevent further problems.

6. How much does it typically cost to repair the OBDII code C146B in a 2018 Toyota RAV4?

- The cost of repairs can vary depending on the exact cause of the code, but it may involve replacing the SRL solenoid, repairing damaged wiring, or reprogramming the transmission control module.

7. Are there any DIY repair tips for fixing the OBDII code C146B in a 2018 Toyota RAV4?

- DIY repairs for this code may include checking and cleaning electrical connectors, inspecting wiring for breaks, and ensuring proper installation of a new SRL solenoid.

8. How long does it take to repair the OBDII code C146B in a 2018 Toyota RAV4?

- The repair time can vary based on the specific issue causing the code, but it may take a few hours to a full day for a professional mechanic to diagnose and fix the problem.

9. Can a local auto parts store help me diagnose the OBDII code C146B in my 2018 Toyota RAV4?

- While some auto parts stores offer free code reading services, diagnosing and repairing this specific code may require more advanced diagnostic tools and expertise.

10. Will fixing the OBDII code C146B in my 2018 Toyota RAV4 improve the vehicle's performance?

- Addressing the underlying issue causing the code can help restore proper transmission function, potentially improving the vehicle's performance and drivability.