A Guide to the Engine Timing Chain Kit for the 2009-2021 Toyota Highlander
Understand the signs of a failing timing chain and how to choose the right replacement kit for your Highlander's engine.
- A rattling noise on a cold start is the number one warning sign of a potential timing chain system issue.
- This is a labor-intensive repair; prioritize a high-quality kit from a brand like Aisin, INA, or Cloyes to avoid repeat failure.
- Always replace the tensioners, guides, and consider replacing the water pump at the same time to save on future labor costs.
- Regular oil changes are the most effective way to prolong the life of your Highlander's timing chain.
Is My Highlander's Timing Chain Failing?
Toyota timing chains are built to last a long time, often for the entire life of the vehicle. However, high mileage or infrequent oil changes can cause wear. Ignoring the warning signs can lead to very expensive engine damage. Look out for these common symptoms.
Key Failure Symptoms
- Rattling Noise on Startup: The most common sign is a metallic rattling or clattering sound for 2-5 seconds after starting the engine, especially when it's cold. This often points to a worn tensioner or a problem with the VVT cam gears.
- Check Engine Light: If the chain stretches, it can throw off the timing enough for the engine's computer to notice and turn on the check engine light.
- Rough Engine Performance: A loose or skipped chain can cause the engine to misfire, run poorly, hesitate during acceleration, or feel down on power.
- Metal Shavings in Oil: During an oil change, you might see tiny metal bits in the used oil. These can be particles from a wearing chain and guides.
OEM vs. Aftermarket Kits
For a repair this labor-intensive, part quality is critical. You do not want to do this job twice. While original Toyota (OEM) parts are the gold standard for fit and finish, high-quality aftermarket kits offer a reliable alternative at a better price. Aisin is a known OEM supplier for Toyota, making their kits a very safe bet.
Choosing the Right Aftermarket Brand
Not all aftermarket brands are created equal. For a critical part like this, it's best to stick with reputable names.
- Premium Tier (OEM Quality): Brands like INA and Aisin are known for their precision engineering and are often trusted as original equipment suppliers. Choosing a kit from this tier is a smart investment, given the high labor cost of the repair.
- Quality Aftermarket Tier: Brands like Cloyes and Gates are well-established in the aftermarket. They provide complete kits that meet or exceed OEM standards and are a solid choice for a reliable repair.
- Economy Tier: While the lowest-priced kits are tempting, they may use lesser-quality materials. For a job this difficult, saving a little on the parts is not worth the risk of premature failure.
Known Issues, Recalls, and Service Bulletins
Searches for official recalls or Technical Service Bulletins (TSBs) from Toyota or the NHTSA for timing chain failures on the 2009-2021 Highlander did not show any results. The engines in these vehicles are known for their reliability. The most widely discussed issue is the "cold start rattle," which can be caused by a failing tensioner or a worn VVT cam gear lock pin, which stops holding the gear in place when the engine is off and oil pressure is zero.
| Part/Service | Estimated Cost |
|---|---|
| New Aftermarket Timing Chain Kit | $95 - $602 |
| New OEM Timing Chain Kit | $750 - $850 |
| Shop Labor | $1,300 - $2,000+ |
| Total Professional Replacement | $1,500 - $2,600+ |
Frequently Asked Questions
How long does a Toyota Highlander timing chain last?
A timing chain is designed to last the life of the engine, often 150,000 miles or more. Regular oil changes with high-quality oil are the best way to ensure its longevity.
Is it safe to drive with a rattling timing chain?
It is not recommended. A rattling noise is a warning that a component is failing. If the chain breaks or jumps a tooth while driving, it can cause the engine to stall and lead to catastrophic internal damage. You should have the vehicle inspected by a professional as soon as possible.
Can I replace the timing chain myself?
This is not a DIY-friendly job for most people. It is a complex and labor-intensive repair that requires special tools and extensive knowledge of the engine. The front of the engine must be disassembled to access the timing cover. We rate this a 5 out of 5 on the difficulty scale.
Does the 4-cylinder or V6 Highlander have more timing chain problems?
Neither engine is known for widespread timing chain issues. However, the V6 (2GR-FE) engine's cold-start rattle from the VVT system is a more commonly discussed topic online among owners and mechanics. The V6 also has a more complex system with three separate chains.
Helpful Videos
Technical Specifications
OEM Part Numbers: 13506-0P011 13507-0P010 13506-31031 13506-0V010
Vehicle-specific kits available for 2.7L 1AR-FE (4-Cylinder) and 3.5L 2GR-FE (V6) engines. Kits typically include main timing chain, secondary chains (for V6), camshaft and crankshaft sprockets, chain tensioners, and chain guides.
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The information in this article is provided for general reference and educational purposes only. Vehicle specifications, procedures, and part compatibility can vary by production date, trim level, and region. Always consult your vehicle's factory service manual and verify part numbers before purchasing or performing repairs. Safety-critical components such as airbags, seat belts, and braking systems should be installed by a qualified professional.
- Toyota Highlander: