AutoCodesLexus – C1316 Lexus

C1316 Lexus Code - Changeover Solenoid Malfunction SMC2

Quick Answer

Each solenoid adjusts pressure which affects each wheel cylinder according to signals from the Skid Control Electronic Control Unit (ECU) and controls the vehicle. Common causes include Faulty Brake Actuator Assembly, Faulty Skid Control Electronic Control Unit (ECU), Skid Control ECU harness is open or shorted. 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
C1316 Lexus indicates Changeover Solenoid Malfunction SMC2.
Common causes
Common causes include Faulty Brake Actuator Assembly, Faulty Skid Control Electronic Control Unit (ECU), Skid Control ECU harness is open or shorted.
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 3,590
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Sep 06, 2020
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Code C1316 Lexus Description

Each solenoid adjusts pressure which affects each wheel cylinder according to signals from the Skid Control Electronic Control Unit (ECU) and controls the vehicle. The Master Cut Solenoid (SMC 1/2) is closed and blocks the master cylinder pressure from the Electronically Controlled Brake (ECB) control pressure when the system is normal. The master cut solenoid is open and sends the master cylinder fluid pressure to the non–assisted brake wheel cylinders during the fail safe due to system malfunction.
OBDII Code C1316 Lexus - Changeover Solenoid Malfunction SMC2 - AutoCodes.com
C1316 Lexus Code - Changeover Solenoid Malfunction SMC2

What are the Possible Causes of the DTC C1316 Lexus?

  • Faulty Brake Actuator Assembly
  • Faulty Skid Control Electronic Control Unit (ECU)
  • Skid Control ECU harness is open or shorted
  • Skid Control ECU circuit poor electrical connection

How to Fix the DTC C1316 Lexus?

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 C1316 Lexus 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 C1316 Lexus code?

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Need Help with the Code?

Get the C1316 Lexus 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 C1316 Lexus Code

1. What are the common symptoms of OBDII code C1316 in a Lexus related to the Changeover Solenoid Malfunction SMC2?

- Common symptoms include rough idling, engine misfires, loss of power, and illuminated Check Engine Light.

2. What could cause the Changeover Solenoid Malfunction SMC2 in a Lexus triggering OBDII code C1316?

- Possible causes include a faulty changeover solenoid, wiring issues, electrical problems, or a malfunctioning powertrain control module.

3. How can I diagnose the Changeover Solenoid Malfunction SMC2 in my Lexus when OBDII code C1316 is present?

- Use a diagnostic scanner to retrieve the code, inspect the changeover solenoid and its wiring, check for any loose connections, and test the solenoid's functionality.

4. Can driving with OBDII code C1316 related to the Changeover Solenoid Malfunction SMC2 cause further damage to my Lexus?

- Continuing to drive with this issue may lead to decreased fuel efficiency, potential engine damage, and further deterioration of the solenoid system.

5. What are the recommended repair options for resolving OBDII code C1316 in a Lexus due to the Changeover Solenoid Malfunction SMC2?

- Repair options may include replacing the changeover solenoid, repairing or replacing damaged wiring, addressing any electrical faults, and resetting the fault code.

6. Is it safe to reset the Check Engine Light after addressing OBDII code C1316 in a Lexus related to the Changeover Solenoid Malfunction SMC2?

- Yes, it is safe to reset the Check Engine Light after the issue has been repaired and the fault code has been resolved.

7. How can I prevent OBDII code C1316 from recurring in my Lexus due to the Changeover Solenoid Malfunction SMC2?

- Regularly inspect and maintain the changeover solenoid and its connections, address any electrical issues promptly, and follow the manufacturer's recommended maintenance schedule.

8. Will fixing OBDII code C1316 related to the Changeover Solenoid Malfunction SMC2 improve my Lexus's performance and fuel efficiency?

- Yes, resolving this issue can help restore optimal engine performance, improve fuel efficiency, and prevent potential drivability problems.

9. Are there any recalls or technical service bulletins related to OBDII code C1316 and the Changeover Solenoid Malfunction SMC2 in Lexus vehicles?

- It's recommended to check with the nearest Lexus dealership or visit the manufacturer's official website to inquire about any relevant recalls or technical service bulletins for this specific issue.

10. Can a DIY enthusiast with automotive knowledge tackle the repair of OBDII code C1316 in a Lexus caused by the Changeover Solenoid Malfunction SMC2?

- While some may be able to handle the repair, it's advisable to consult a qualified mechanic or technician for proper diagnosis and repair to ensure the issue is resolved correctly.

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