P0017 Trouble Code: Meaning, Symptoms, Causes & Fixes

The P0017 trouble code technically means "Crankshaft Position - Camshaft Position Correlation (Bank 1 Sensor B)". Here's exactly what you need to do to fix it.

P0017 Technical Description

Crankshaft Position – Camshaft Position Correlation (Bank 1 Sensor B)

If your car is throwing a P0017 trouble code, you’re likely looking for answers. This guide covers the meaning, symptoms, causes, and fixes for this specific code.

I’ve dealt with this issue many times before. It’s a common but fixable problem.

We’ll explain what the P0017 code signifies, its common symptoms, why it occurs, and how to resolve it effectively.

Ready to get your car back in top shape? Let’s jump into the details.

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Key Takeaways

  • The P0017 trouble code indicates a misalignment between the crankshaft and camshaft positions.
  • Common symptoms include rough idling, reduced engine performance, and poor fuel economy.
  • Causes can range from a stretched timing chain to faulty sensors.
  • Start by checking the oil, then inspect the timing chain and sensors.
  • Verify the correct installation of the timing chain if recent work was done.
  • After repairs, clear the code and test drive to ensure the issue is resolved.

Table of ContentsShow

What Does P0017 Trouble Code Mean?

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The P0017 trouble code means there’s a misalignment between the crankshaft and camshaft positions. In simpler terms, the engine’s timing is off.

This can lead to various performance issues and, if not addressed, potential engine damage.

The crankshaft and camshaft are vital components that need to work in sync.

The crankshaft controls the pistons’ movement, while the camshaft manages the opening and closing of the engine’s valves. Proper timing ensures the engine runs smoothly and efficiently.

When the engine control module (ECM) detects that the crankshaft and camshaft positions are out of sync beyond a specific limit, it triggers the P0017 code.

This could be due to several reasons, including a stretched timing chain, worn-out timing chain tensioner, or even a faulty camshaft position sensor.

Modern engines rely on precise timing to optimize performance and emissions. The P0017 code can disrupt this balance, leading to rough idling, reduced power, and poor fuel economy.

If you see this code, it’s essential to address it promptly to prevent more serious issues.

A P0017 code is often accompanied by other codes, such as P0016, which also indicates timing problems but on different sensors or banks.

Diagnosing the exact cause requires a thorough inspection of the timing components and related sensors.

In summary, the P0017 trouble code signals a timing misalignment between the crankshaft and camshaft.

It’s crucial to fix it as soon as possible to keep your engine running smoothly and avoid costly repairs down the line.

P0017 Trouble Code Symptoms

When the P0017 trouble code appears, your car may exhibit several symptoms indicating timing issues. Look out for the following:

  • Check Engine Light illuminated
  • Rough idling
  • Reduced engine performance
  • Poor fuel economy
  • Difficulty starting the engine
  • Stalling or misfiring
  • Unusual engine noises

P0017 Trouble Code Causes

Several factors can cause the P0017 trouble code. Here are the common causes:

  • Stretched or damaged timing chain
  • Worn-out timing chain tensioner or guides
  • Faulty camshaft position sensor
  • Defective crankshaft position sensor
  • Incorrect timing chain installation
  • Oil flow issues to the camshaft phaser
  • Camshaft phaser malfunction
  • Contaminated oil or low oil levels

How To Fix A P0017 Trouble Code

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Fixing the P0017 trouble code involves diagnosing the root cause and addressing it. Here’s how you can tackle this issue:

1. Check the Oil

Ensure the engine oil is at the correct level and not contaminated. Change the oil and filter if needed.

2. Inspect the Timing Chain

Look for signs of a stretched or damaged timing chain. If the chain is loose, it might need replacement.

3. Examine Timing Chain Tensioner and Guides

Check these components for wear or damage. Replace them if they are not functioning properly.

4. Test the Camshaft Position Sensor

Use a multimeter to test the sensor’s resistance and output. Replace the sensor if it’s faulty.

5. Test the Crankshaft Position Sensor

Similar to the camshaft sensor, test this sensor for proper function and replace if defective.

6. Verify Timing Chain Installation

If recent work was done on the engine, verify that the timing chain was installed correctly. Misalignment can cause the P0017 code.

7. Inspect Camshaft Phaser

Ensure the camshaft phaser is operating correctly and not clogged. Clean or replace it if necessary.

8. Check Oil Flow

Make sure there are no blockages in the oil passages to the camshaft phaser. Clean the passages if required.

9. Clear the Code and Test Drive

After addressing the suspected issues, clear the code with an OBD-II scanner and take the car for a test drive. Ensure the problem is resolved and the code does not reappear.

By following these steps, you can diagnose and fix the P0017 trouble code, ensuring your engine runs smoothly again.

Conclusion

You now know what the P0017 trouble code means and how to fix it.

Got any experiences with this code?

Share your stories or ask questions in the comments below! Let’s help each other out.

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Jeffrey Monahan

Jeffrey is an ASE-certified mechanic, boasting 17 years of dedicated experience in the automotive field. His skill set is broad, with a particular focus on American and Japanese cars. He loves repairing American and Japenese cars in his free time and he uses his hands-on expertise in Trouble Scan to provide the best advice and repair guides for car owners.