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How often should Lexus timing belt be changed?

The recommended timing belt replacement interval for most Lexus vehicles is every 60,000 to 90,000 miles or 5 to 7 years, whichever comes first. This is a critical maintenance item that should not be overlooked, as a failed timing belt can lead to extensive engine damage.


Importance of Timing Belt Replacement


The timing belt is responsible for synchronizing the opening and closing of the engine's valves with the movement of the pistons. If the timing belt breaks, the engine can suffer catastrophic damage, often requiring a complete engine rebuild or replacement. Replacing the timing belt proactively, as recommended by the manufacturer, is essential to prevent this costly scenario.


Lexus Timing Belt Replacement Intervals


Lexus generally recommends replacing the timing belt every 60,000 to 90,000 miles or 5 to 7 years, whichever comes first. This interval may vary slightly depending on the specific Lexus model and engine. It's important to consult your owner's manual or contact a Lexus dealer to confirm the recommended timing belt replacement schedule for your vehicle.


Signs of a Failing Timing Belt



  • Unusual engine noises, such as ticking or rattling sounds

  • Misfiring or rough idling

  • Reduced engine performance or power

  • Check engine light illumination


If you notice any of these symptoms, it's crucial to have your Lexus inspected by a qualified mechanic as soon as possible. Ignoring these warning signs can lead to a timing belt failure and potentially catastrophic engine damage.


Timing Belt Replacement Cost


The cost to replace a Lexus timing belt can vary depending on the specific model and labor rates in your area, but it typically ranges from $500 to $1,000 or more. While this may seem like a significant expense, it's far less than the cost of repairing engine damage caused by a failed timing belt, which can easily reach $3,000 to $7,000 or more.


Staying on top of your Lexus's recommended timing belt replacement schedule is a wise investment in the long-term health and reliability of your vehicle.

Do Lexus timing chains need to be replaced?


The timing chain in this engine should last the life of the engine, so you do not have to replace it at any interval.



How much does it cost to replace a timing belt on a Lexus?


The real cost is in the labor, because a lot of parts need to be disassembled to get to the belt. Shopping around to get a few quotes is your best bet to get the best deal, but you can expect to pay anywhere from $409 to $919 (including parts and labor).



What are signs of a bad timing belt?


Signs Your Timing Belt Needs to be Replaced

  • Ticking noise from under the hood when the engine is running.
  • The engine doesn't start.
  • The engine misfiring while driving.
  • Oil leaking from the front-side of where the motor is under the hood.
  • Hydroplaning while driving in wet weather conditions.
  • Check engine light is on.



How long do Lexus timing belts last?


However, as a general guideline, it's recommended to replace the timing belt every 60,000 to 100,000 miles or every 5 to 7 years, whichever comes first. However, specific recommendations can be found in your vehicle's owner's manual.


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.