How to Change Your Timing Belt Subaru Impreza

If you own a Subaru Impreza, it is important to know when to change your timing belt. The timing belt is a vital component that keeps the engine running smoothly. If the timing belt fails, it can cause major damage to the engine, resulting in expensive repairs. In this article, we will guide you through the process of changing your timing belt on a Subaru Impreza.

Key Takeaways

  • Changing your timing belt is essential to keep your Subaru Impreza running smoothly.
  • If the timing belt fails, it can cause major damage to your engine.
  • It is recommended to change your timing belt every 60,000 to 100,000 miles.
  • Replacing the timing belt can be a complex process, and it is recommended to have a professional mechanic do the job.

Step-by-Step Guide

Step 1: Gather the necessary tools and parts

Before starting the process, make sure you have all the necessary tools and parts. You will need:

  • A socket wrench set
  • A torque wrench
  • New timing belt
  • New timing belt tensioner
  • New timing belt idler pulleys
  • New water pump
  • Coolant
  • Gasket sealant
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Step 2: Remove the old timing belt

Start by disconnecting the negative battery cable. Then, remove the plastic covers that protect the timing belt. Use the socket wrench set to loosen the bolts on the timing belt tensioner and remove the old timing belt. Make sure to keep track of the direction of the old belt’s rotation.

Step 3: Replace the timing belt idler pulleys and tensioner

Install the new timing belt idler pulleys and tensioner according to the manufacturer’s instructions. Make sure the tensioner is properly torqued to the correct specification.

Step 4: Install the new timing belt

Thread the new timing belt onto the pulleys, making sure to follow the direction of rotation indicated by the manufacturer. Use the torque wrench to tighten the bolts on the timing belt tensioner to the manufacturer’s specifications.

Step 5: Replace the water pump

Since the water pump is driven by the timing belt, it is recommended to replace it at the same time as the timing belt. Use the gasket sealant to seal the new water pump and install it according to the manufacturer’s instructions.

Step 6: Reassemble and refill

Reinstall the plastic covers that protect the timing belt. Reconnect the negative battery cable. Refill the coolant and start the engine. Check for any leaks and take a test drive to ensure everything is working properly.

Frequently Asked Questions

How often should I change the timing belt on my Subaru Impreza?

It is recommended to change your timing belt every 60,000 to 100,000 miles. Check your owner’s manual for the recommended interval for your specific model and year.

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How much does it cost to replace the timing belt on a Subaru Impreza?

The cost to replace the timing belt on a Subaru Impreza can vary depending on the year and model of your car, as well as your location and the mechanic you choose. On average, it can cost anywhere from $500 to $1000.

Can I change the timing belt on my Subaru Impreza myself?

Replacing the timing belt on a Subaru Impreza can be a complex process, and it is recommended to have a professional mechanic do the job. However, if you have experience and the necessary tools, you can attempt to replace the timing belt yourself.

Conclusion

Changing the timing belt on your Subaru Impreza is a vital part of regular maintenance. It is important to follow the manufacturer’s recommended interval to prevent major engine damage. While replacing the timing belt can be a complex process, with the right tools and knowledge, you can ensure your car is running smoothly and avoid costly repairs.

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Alton Brobst

As a longtime Subaru enthusiast, Alton brings a wealth of knowledge and experience to our blog. From his early days of tinkering with engines to his current role as a certified Subaru technician, Alton has seen it all when it comes to Subarus. When he's not working on cars, he enjoys hiking and exploring the great outdoors.

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