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P0552 OBD2: Power Steering Pressure Sensor/Switch Circuit Low

P0552 OBD2: Power Steering Pressure Sensor/Switch Circuit Low

The OBD2 code P0552 refers to a problem with the power steering pressure sensor or switch circuit, indicating that the signal from this component is reading low.

What Does the P0552 Code Mean?

The P0552 code is triggered when the engine control module (PCM) detects an abnormal reading from the power steering pressure sensor. This sensor plays a crucial role in maintaining the engine’s idle speed, particularly when the vehicle is operating at low speeds, such as while parking.

What Causes the P0552 Code?

Several factors can contribute to the P0552 code, including:

  • Power steering pressure sensor failure
  • Powertrain Control Module (PCM) failure
  • Wiring issues related to the power steering pressure sensor

What Are the Symptoms of the P0552 Code?

Common symptoms associated with the P0552 code include:

  • Engine may stall when pulling into a parking spot
  • Difficulty steering at low speeds
  • Warning lights illuminated on the dashboard

How Serious Is the P0552 Code?

While the P0552 code is categorized as moderate severity, it should not be ignored. Although it may not immediately threaten the vehicle’s safety or functionality, it is crucial to have it diagnosed in a timely manner to prevent further issues and ensure optimal vehicle performance.

How to Diagnose the P0552 Code

Diagnosing the P0552 code typically involves:

  • Using an OBD-II scanner to confirm the presence of the code
  • Inspecting the power steering pressure sensor and its wiring for damage or corrosion
  • Testing the power steering pressure sensor to ensure it is functioning properly
  • Checking the PCM for any faults

Common Repairs for the P0552 Code

Repair options for the P0552 code may include:

  • Replacing the power steering pressure sensor
  • Repairing or replacing damaged wiring
  • Reprogramming or replacing the PCM if it is found to be faulty

How Much Does It Cost to Fix the P0552 Code?

The cost to repair the P0552 code can vary significantly based on the specific issue and labor costs in your area. Generally, repairs can range from $100 to $500 or more, depending on whether a simple sensor replacement or a more complex PCM issue is involved.

Can I Fix the P0552 Code Myself?

If you have experience with automotive repairs and access to the necessary tools, you may be able to diagnose and repair the issue yourself. However, for those less experienced, it is recommended to seek assistance from a qualified mechanic to ensure the problem is correctly identified and resolved.

About JC Landry

JC is the Senior Editor at eManualOnline.com, GarageSpot.com, and Drive-My.com, as well as the Webmaster of TheMechanicDoctor.com, only to name a few. He's been a certified Master Mechanic for 15 years, working for various car dealers and specialized repair shops before turning towards blogging about cars and EVs in the hope of helping the next generation of automotive technicians. He also loves cats, Johnny Cash and Subarus.

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