AutoCodesToyota – C1533 2016 Toyota RAV4

C1533 2016 Toyota RAV4 Code - Power Steering Temperature Sensor Circuit is Low or High

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
C1533 2016 Toyota RAV4 indicates Power Steering Temperature Sensor Circuit is Low or High.
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 1,758
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jan 31, 2023
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Code C1533 2016 Toyota RAV4 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 C1533 2016 Toyota RAV4 - Power Steering Temperature Sensor Circuit is Low or High - AutoCodes.com
C1533 2016 Toyota RAV4 Code - Power Steering Temperature Sensor Circuit is Low or High

What are the Possible Causes of the DTC C1533 2016 Toyota RAV4?

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

How to Fix the DTC C1533 2016 Toyota RAV4?

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 C1533 2016 Toyota RAV4 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 C1533 2016 Toyota RAV4 code?

Need more information on how to fix the C1533 2016 Toyota RAV4 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the C1533 2016 Toyota RAV4 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 C1533 2016 Toyota RAV4 Code

What does the OBDII code C1533 mean for a 2016 Toyota RAV4?

C1533 indicates an issue with the Power Steering Temperature Sensor Circuit, specifically that the signal is either too low or too high.

What are the common symptoms of code C1533 in a 2016 Toyota RAV4?

Symptoms may include a warning light on the dashboard, reduced or inconsistent power steering assist, and possibly stiffer steering.

What causes code C1533 to trigger in a 2016 Toyota RAV4?

Common causes include a faulty power steering temperature sensor, damaged wiring or connectors, or issues within the power steering control module.

Can I still drive my 2016 Toyota RAV4 with code C1533 active?

While the vehicle is drivable, the steering may become harder to control, especially during extended driving or high temperatures, so it should be addressed promptly.

How is code C1533 diagnosed in a 2016 Toyota RAV4?

A mechanic typically uses a scan tool to read the code, checks the sensor’s voltage and resistance, and inspects the wiring and connectors for damage.

What repairs are needed to fix code C1533 in a 2016 Toyota RAV4?

Repairs may involve replacing the power steering temperature sensor, repairing damaged wiring or connectors, or reprogramming the power steering control module.

How much does it cost to fix code C1533 on a 2016 Toyota RAV4?

Repair costs vary, but replacing the sensor typically costs $100-$300, while wiring repairs may cost more depending on the extent of the damage.

Can a low power steering fluid level cause code C1533?

No, this code is related to the temperature sensor circuit and not fluid levels, although low fluid can cause other power steering issues.

How can I prevent code C1533 from occurring on my 2016 Toyota RAV4?

Regular inspection of the power steering components, including wiring and connectors, can help prevent electrical issues leading to this code.

Does clearing code C1533 with a scan tool resolve the issue permanently?

Clearing the code may remove the warning temporarily, but the underlying issue must be fixed to prevent the code from returning.

Discuss the causes and fixes for C1533 2016 Toyota RAV4 OBDII Code

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