AutoCodes – Scion – C146A Scion

C146A Scion 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 Scion 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 955

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 Jan 18, 2023

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code C146A Scion 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 Scion - SRR Solenoid Circuit - AutoCodes.com — C146A Scion Code - SRR Solenoid Circuit

What does this mean?

What are the Possible Causes of the DTC C146A Scion?

Faulty Skid Control ECU (Brake Actuator Assembly)

How to Fix the DTC C146A Scion?

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 Scion 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.

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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 Scion Code

1. What are common symptoms of OBDII code C146A (Scion SRR Solenoid Circuit)?

Common symptoms include rough idling, poor acceleration, and potential stalling of the vehicle.

2. What could be causing the OBDII code C146A (Scion SRR Solenoid Circuit)?

Possible causes include a faulty SRR solenoid, damaged wiring or connectors, or issues with the engine control module.

3. How can I diagnose the OBDII code C146A (Scion SRR Solenoid Circuit)?

Diagnosis typically involves using an OBDII scanner to read the code, checking the SRR solenoid and related components for continuity and proper functioning, and inspecting wiring for any damage.

4. Can a DIY enthusiast repair the OBDII code C146A (Scion SRR Solenoid Circuit)?

Depending on the root cause, a DIY enthusiast with the necessary tools and knowledge may be able to replace the SRR solenoid or repair wiring issues. However, complex electronic or internal engine problems may require professional assistance.

5. How urgent is it to address the OBDII code C146A (Scion SRR Solenoid Circuit)?

While the vehicle may still be operable with this code, it is best to address it promptly to prevent potential issues like decreased fuel efficiency or further damage to the engine components.

6. Are there any tips for preventing the OBDII code C146A (Scion SRR Solenoid Circuit)?

Regular maintenance, such as keeping the engine well-tuned and ensuring proper electrical connections, can help prevent issues that may trigger this code.

7. What is the typical cost to repair the OBDII code C146A (Scion SRR Solenoid Circuit)?

The cost of repair can vary depending on the specific issue causing the code. Simple fixes like replacing a solenoid may cost a few hundred dollars, while more complex problems could run into the thousands.

8. Can driving with the OBDII code C146A (Scion SRR Solenoid Circuit) cause further damage?

Continued driving with this code may lead to decreased performance, worsened fuel efficiency, or potential damage to other engine components if left unresolved for an extended period.

9. How long does it usually take to repair the OBDII code C146A (Scion SRR Solenoid Circuit)?

The repair time can vary based on the exact cause of the code and the availability of parts. Simple fixes may be completed in a few hours, while more intricate repairs could take a day or more.

10. Is it safe to clear the OBDII code C146A (Scion SRR Solenoid Circuit) and continue driving?

Clearing the code without addressing the underlying issue is not recommended, as it may temporarily eliminate symptoms but will not resolve the root cause. It's best to diagnose and repair the problem before clearing the code and continuing to drive.