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Engine-Codes – Generic – C1533

C1533 Code - Power Steering Temperature Sensor Circuit is Low or High

Quick Answer

The diagnostic trouble code C1533 indicates a problem with the Power Steering Temperature Sensor Circuit being either too low or too high. Common causes include Faulty power steering temperature sensor, Wiring issues or electrical faults, Contaminated or degraded power steering fluid. 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
C1533 indicates Power Steering Temperature Sensor Circuit is Low or High.
Common causes
Common causes include Faulty power steering temperature sensor, Wiring issues or electrical faults, Contaminated or degraded power steering fluid.
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.
What is this?
Table of contents Created and updated by William Orellana on Sep 10, 2024
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Code C1533 Description

The diagnostic trouble code C1533 indicates a problem with the Power Steering Temperature Sensor Circuit being either too low or too high. The power steering temperature sensor is responsible for monitoring the temperature of the power steering fluid. If the sensor detects that the temperature is outside of the normal operating range, it will trigger this code. This can have a significant impact on the vehicle's performance as the power steering system relies on accurate temperature readings to function properly.

OBDII Code C1533 - Power Steering Temperature Sensor Circuit is Low or High
C1533 Code - Power Steering Temperature Sensor Circuit is Low or High

Common Causes of C1533

  1. Faulty power steering temperature sensor
  2. Wiring issues or electrical faults
  3. Contaminated or degraded power steering fluid
  4. Power steering pump failure
  5. Faulty ECU

Symptoms of C1533

  1. Stiff or difficult steering
  2. Unusual noises coming from the power steering system
  3. Power steering fluid leaks
  4. Power steering warning light illuminated on the dashboard

How to Fix C1533

  1. Diagnose the issue by using a scan tool to retrieve the trouble code and inspecting the power steering temperature sensor and related components.
  2. Test the power steering temperature sensor's resistance and voltage to determine if it is functioning correctly.
  3. Check the wiring harness for any damage or loose connections that may be causing the sensor to malfunction.
  4. Replace the power steering temperature sensor if it is found to be faulty, and clear the trouble code from the ECU.
  5. Refill or flush the power steering fluid if it is contaminated or degraded, and ensure the system is properly bled to remove any air bubbles.

Cost to Fix C1533

The cost of repairing a power steering temperature sensor circuit issue can vary depending on the specific cause of the problem and the labor rates in your area. On average, the cost of replacing a power steering temperature sensor can range from $150 to $300, including parts and labor. Additional costs may apply if other components need to be replaced or if the power steering fluid needs to be flushed. It's recommended to get a detailed quote from a trusted auto repair shop to get an accurate estimate for your specific vehicle.

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Code C1533 Information for Specific Makes

  • C1533 Lexus — Power Steering Temperature Sensor Circuit is Low or High
  • C1533 Scion — Power Steering Temperature Sensor Circuit is Low or High
  • C1533 Toyota — Power Steering Temperature Sensor Circuit is Low or High
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 C1533 Code

1. What are common symptoms of OBDII code C1533 (Power Steering Temperature Sensor Circuit is Low or High)?

- Common symptoms include difficulty steering, loss of power steering assistance, illuminated power steering warning light on the dashboard, and unusual noises coming from the power steering system.

2. What are the possible causes of OBDII code C1533?

- The code C1533 can be triggered by issues such as a faulty power steering temperature sensor, damaged wiring or connectors in the sensor circuit, or a failing power steering control module.

3. How can I diagnose the cause of OBDII code C1533?

- To diagnose the cause of code C1533, you can use an OBDII scanner to read the code and perform a visual inspection of the power steering temperature sensor, wiring, and connectors. You may also need to perform electrical tests to pinpoint the exact issue.

4. What are some repair tips for fixing OBDII code C1533?

- Repair tips for resolving code C1533 may include replacing the power steering temperature sensor, repairing or replacing damaged wiring or connectors in the sensor circuit, or reprogramming the power steering control module if necessary.

5. Can I continue driving my vehicle with OBDII code C1533?

- It is not recommended to continue driving your vehicle with code C1533, as it can lead to unsafe driving conditions and potential damage to the power steering system. It is best to address the issue promptly to ensure safe operation of your vehicle.

6. How much does it typically cost to repair OBDII code C1533?

- The cost of repairing code C1533 can vary depending on the underlying cause of the issue, the extent of the repairs needed, and the labor rates in your area. It is advisable to consult with a professional mechanic for an accurate estimate.

7. Can a DIY enthusiast fix OBDII code C1533 at home?

- Depending on your level of automotive knowledge and experience, it may be possible to address code C1533 at home. However, diagnosing and repairing electrical issues like this can be complex, so it is recommended to seek guidance from a professional if you are unsure.

8. Is OBDII code C1533 a common issue in certain vehicle makes and models?

- Code C1533 related to the power steering temperature sensor circuit can be more common in vehicles equipped with electronic power steering systems. It is advisable to check for any manufacturer recalls or technical service bulletins related to this code for your specific vehicle.

9. How urgent is it to address OBDII code C1533?

- It is important to address code C1533 in a timely manner to prevent potential safety hazards and further damage to the power steering system. Ignoring the issue can lead to loss of power steering assistance and compromise the vehicle's handling.

10. Can extreme weather conditions affect the occurrence of OBDII code C1533?

- Extreme weather conditions, such as excessive heat or cold, can potentially impact the performance of the power steering temperature sensor and trigger code C1533. It is advisable to monitor the sensor's operation during extreme weather and address any issues promptly.

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