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How often should a Subaru timing belt be changed?

The recommended timing belt replacement interval for most Subaru vehicles is every 105,000 miles or 10 years, whichever comes first. Replacing the timing belt on schedule is crucial to prevent costly engine damage if the belt were to break unexpectedly.


Importance of Timing Belt Replacement


The timing belt is a critical component in a Subaru engine, responsible for synchronizing the opening and closing of the engine's valves with the movement of the pistons. If the timing belt breaks, it can cause the pistons to collide with the open valves, resulting in severe engine damage that is often expensive to repair.


Subaru recommends replacing the timing belt as a preventative measure, before it has a chance to fail. Waiting too long to replace the belt can lead to unexpected breakdowns and leave you stranded.


Timing Belt Replacement Interval


According to Subaru's maintenance schedule, the timing belt should be replaced every 105,000 miles or 10 years, whichever comes first. This interval is based on the typical lifespan of a timing belt and the average mileage driven by most Subaru owners.


It's important to note that the replacement interval may vary slightly depending on your specific Subaru model and driving conditions. For example, vehicles used for towing, frequent off-road driving, or operating in extreme temperatures may require more frequent timing belt replacement.


Signs the Timing Belt Needs Replacement



  • Unusual noises coming from the engine, such as squeaking or ticking sounds

  • Difficulty starting the engine or the engine stalling

  • Visible cracks, fraying, or excessive wear on the timing belt


If you notice any of these signs, it's best to have a Subaru technician inspect the timing belt and replace it if necessary, even if it's before the recommended interval.


Timing Belt Replacement Cost


The cost to replace a Subaru timing belt can range from $500 to $900, depending on the specific model and labor costs in your area. This cost typically includes replacing the water pump, as it's often recommended to replace both components at the same time.


While the timing belt replacement cost may seem high, it's a necessary maintenance item to protect your Subaru's engine from costly damage. Neglecting to replace the timing belt on schedule can lead to much more expensive repairs if the belt were to break.

Kevin's Auto

Kevin Bennett

Company Owner

Kevin Bennet is the founder and owner of Kevin's Autos, a leading automotive service provider in Australia. With a deep commitment to customer satisfaction and years of industry expertise, Kevin uses his blog to answer the most common questions posed by his customers. From maintenance tips to troubleshooting advice, Kevin's articles are designed to empower drivers with the knowledge they need to keep their vehicles running smoothly and safely.