AutoCodes – Toyota – C146A 2018 Toyota RAV4

C146A 2018 Toyota RAV4 Code - SRR Solenoid Circuit

Quick Answer

The SRR 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: C146A 2018 Toyota RAV4 indicates SRR 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 298

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 C146A 2018 Toyota RAV4 Description

The SRR 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 SRR Solenoid. The Skid Control ECU (Brake Actuator Assembly) sets the Diagnostic Trouble Code (DTC) when the SRR Solenoid is not to factory specifications.

OBDII Code C146A 2018 Toyota RAV4 - SRR Solenoid Circuit - AutoCodes.com — C146A 2018 Toyota RAV4 Code - SRR Solenoid Circuit

What does this mean?

What are the Possible Causes of the DTC C146A 2018 Toyota RAV4?

Faulty Skid Control ECU (Brake Actuator Assembly)

How to Fix the DTC C146A 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 C146A 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 C146A 2018 Toyota RAV4 code?

Need more information on how to fix the C146A 2018 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 C146A 2018 Toyota RAV4 Code

1. What does OBDII code C146A for the SRR Solenoid Circuit in a 2018 Toyota RAV4 indicate?

The code C146A typically points to an issue with the SRR (Steering Rack Relay) Solenoid Circuit in a 2018 Toyota RAV4.

2. What are common symptoms of a C146A fault in a 2018 Toyota RAV4?

Common symptoms of a C146A fault may include difficulty steering, power steering failure, illuminated warning lights on the dashboard, and unusual noises from the steering system.

3. What are possible causes of the C146A code in a 2018 Toyota RAV4?

Potential causes of the C146A code in a 2018 Toyota RAV4 may include a faulty SRR solenoid, damaged wiring or connectors in the solenoid circuit, or a malfunctioning steering control module.

4. How can I diagnose the C146A code in my 2018 Toyota RAV4?

Diagnosing the C146A code typically involves using an OBDII scanner to retrieve the code, inspecting the SRR solenoid and its wiring for damage, and checking the steering control module for any issues.

5. Can I drive my 2018 Toyota RAV4 with a C146A fault?

It is not recommended to drive your 2018 Toyota RAV4 with a C146A fault, as it can lead to unsafe steering conditions and potential loss of control of the vehicle.

6. How can I repair a C146A fault in my 2018 Toyota RAV4?

Repairing a C146A fault may involve replacing the faulty SRR solenoid, repairing damaged wiring or connectors, or reprogramming the steering control module to address the issue.

7. Is it necessary to reset the OBDII system after fixing a C146A fault in a 2018 Toyota RAV4?

Yes, it is recommended to reset the OBDII system after fixing a C146A fault in a 2018 Toyota RAV4 to clear the error code and ensure the issue has been successfully resolved.

8. Can a DIY enthusiast fix a C146A fault in a 2018 Toyota RAV4?

While some simple checks like inspecting wiring connections can be done by a DIY enthusiast, diagnosing and repairing a C146A fault may require specialized knowledge and tools best handled by a professional mechanic.

9. How much does it cost to repair a C146A fault in a 2018 Toyota RAV4?

The cost of repairing a C146A fault in a 2018 Toyota RAV4 can vary depending on the underlying cause and the labor rates of the repair shop. It is recommended to obtain quotes from multiple mechanics for an accurate estimate.

10. Are there any recalls or service bulletins related to the C146A code in a 2018 Toyota RAV4?

It's advisable to check with your local Toyota dealership or refer to the manufacturer's website to see if there are any recalls or service bulletins related to the C146A code in a 2018 Toyota RAV4.