AutoCodes – Generic – C1532

C1532 Code - Power Steering ECU Malfunction

Quick Answer

The Power Steering ECU monitors itself for proper operation. Common causes include Faulty Power Steering ECU, Power Steering ECU harness is open or shorted, Power Steering ECU circuit poor electrical connection. 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: C1532 indicates Power Steering ECU Malfunction.
Common causes: Common causes include Faulty Power Steering ECU, Power Steering ECU harness is open or shorted, Power Steering ECU circuit poor electrical connection.
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 8,410

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 31, 2023

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code C1532 Description

The Power Steering ECU monitors itself for proper operation. The Power Steering ECU sets the Diagnostic Trouble Code (DTC) when it detects an internal malfunction. If the Power Steering ECU Assembly stores this DTC, it will shut off the motor relay circuit (built into the Power Steering ECU Assembly) and stop power assist. However, power assist continues if this DTC is output.

OBDII Code C1532 - Power Steering ECU Malfunction - AutoCodes.com — C1532 Code - Power Steering ECU Malfunction

What does this mean?

What are the Possible Causes of the DTC C1532?

Faulty Power Steering ECU
Power Steering ECU harness is open or shorted
Power Steering ECU circuit poor electrical connection

How to Fix the DTC C1532?

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 C1532 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 C1532 code?

Need more information on how to fix the C1532 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the C1532 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

C1532 Lexus — Power Steering ECU Malfunction
C1532 Scion — Power Steering ECU Malfunction
C1532 Toyota — Power Steering ECU Malfunction

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 C1532 Code

1. What are the common symptoms of OBDII code C1532 Power Steering ECU Malfunction?

- Common symptoms include stiff or unresponsive power steering, warning lights illuminated on the dashboard, and difficulty turning the steering wheel.

2. What can cause the Power Steering ECU Malfunction (C1532) code to trigger?

- The code can be triggered by issues such as a faulty power steering control module, damaged wiring, low power steering fluid levels, or a malfunctioning steering angle sensor.

3. How do I diagnose the Power Steering ECU Malfunction (C1532) code?

- Diagnosing this code typically involves using an OBDII scanner to retrieve the code, inspecting the power steering system for visible damage, and testing the power steering control module and related components.

4. Can I continue driving my vehicle with the C1532 code present?

- It is not recommended to drive the vehicle with the C1532 code present, as it can lead to unsafe driving conditions and potential further damage to the power steering system.

5. How can I repair the Power Steering ECU Malfunction (C1532) code?

- Repair options may include replacing the power steering control module, repairing damaged wiring, refilling power steering fluid, or recalibrating the steering angle sensor as needed.

6. Is it possible to reset the C1532 code without fixing the underlying issue?

- While you can clear the code temporarily, it will likely reappear if the root cause of the power steering ECU malfunction is not addressed.

7. Can a DIY enthusiast fix the Power Steering ECU Malfunction (C1532) issue?

- Depending on your skills and knowledge, some DIY enthusiasts may be able to address the issue by following repair guides and using the necessary tools. However, complex repairs may require professional assistance.

8. How much does it typically cost to repair the C1532 Power Steering ECU Malfunction code?

- Repair costs can vary depending on the specific cause of the issue, but they may range from $200 to $800 or more, including parts and labor.

9. Is the Power Steering ECU Malfunction (C1532) a common problem in certain vehicle makes or models?

- The C1532 code can occur in various vehicle makes and models that are equipped with electronic power steering systems, but its frequency may vary depending on the specific vehicle.

10. How can I prevent the recurrence of the Power Steering ECU Malfunction (C1532) code?

- Regular maintenance of the power steering system, including checking fluid levels, inspecting for leaks, and addressing any warning signs promptly, can help prevent the recurrence of the C1532 code.