AutoCodes – Lexus – C1358 Lexus

C1358 Lexus Code - Decreasing Pressure Solenoid Malfunction Rear Right

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: C1358 Lexus indicates Decreasing Pressure Solenoid Malfunction Rear Right.
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 1,402

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 Sep 20, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code C1358 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 nonâ€“assisted brake wheel cylinders during the fail safe due to system malfunction.

OBDII Code C1358 Lexus - Decreasing Pressure Solenoid Malfunction Rear Right - AutoCodes.com — C1358 Lexus Code - Decreasing Pressure Solenoid Malfunction Rear Right

What does this mean?

What are the Possible Causes of the DTC C1358 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 C1358 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 C1358 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.

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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 C1358 Lexus Code

1. What does the OBDII code C1358 mean for a Lexus?

C1358 indicates a "Decreasing Pressure Solenoid Malfunction Rear Right," which refers to a problem with the solenoid controlling brake pressure on the right rear wheel.

2. What are the common symptoms of code C1358 in a Lexus?

Typical symptoms include ABS warning lights, traction control issues, reduced braking performance, and uneven braking.

3. What causes the C1358 code in a Lexus?

Common causes include a faulty solenoid, wiring issues, corroded connectors, or a malfunction in the ABS control module.

4. How is the C1358 code diagnosed?

A technician will use a scan tool to read the code, inspect the solenoid wiring and connectors, and test the ABS system for proper functionality.

5. Can I still drive my Lexus with the C1358 code active?

While the vehicle may still be drivable, braking performance could be compromised, so it's recommended to address the issue immediately.

6. How do I fix the C1358 code in my Lexus?

Repairs may include replacing the faulty solenoid, repairing damaged wiring, cleaning corroded connectors, or replacing the ABS control module if necessary.

7. How much does it cost to repair the C1358 code on a Lexus?

The cost varies depending on the specific repair but typically ranges from $150 to $700, including parts and labor.

8. Can a faulty ABS module cause the C1358 code?

Yes, a malfunctioning ABS control module can trigger the C1358 code if it fails to properly manage the solenoid.

9. Is it necessary to replace the entire ABS unit to fix code C1358?

Not necessarily. In many cases, only the solenoid or specific wiring may need replacement, but a full diagnostic is required to confirm.

10. How can I prevent the C1358 code from reoccurring?

Regular maintenance, including inspecting the ABS system, cleaning electrical connections, and addressing warning lights promptly, can help prevent recurrence.