How often should spark plugs be changed Toyota Highlander?

How often should spark plugs be changed Toyota Highlander?

Every 72 months/60,000 miles: If your Highlander is equipped with the 3.5L V6 engine, you’ll need to replace the spark plugs at the 72-month or 60,000-mile mark. This interval is also a good time to start inspecting the drive belts for signs of wear. Then, continue to inspect them every 15,000 miles.

How long can Iridium spark plugs last?

3-4,000 hours
The average, modern iridium spark plug should last for 3-4,000 hours of engine uptime, depending on the gas quality.

Can spark plugs last 200 000 miles?

Spark plugs If maintained well, they can last 100,000 miles. But by the 200K mark, you could be overdue for a third set of plugs. Cost to replace: $100 to $300.

Do iridium spark plugs improve gas mileage?

Iridium spark plugs give you even better gas mileage, performance, reliability, and longevity than double-platinum plugs. Iridium spark plugs are perfect to use on high-performance engines.

Can you change spark plugs on Toyota Highlander?

Yes, I’ve replaced plugs on my brother’s 2008 Highlander with the 3.5 liter 2GR-FE V6 . . . same engine and body style as yours, the only difference being the headlights The upper intake does need to come off but the wipers, linkage and cowl do not need to be removed . . .

When to replace spark plug in Ford Explorer?

Some cars require regular replacement at 30k, 60k or 100k miles. It is possible in some cases that a spark plug might fail before the service schedule, but it’s not typically common.

When is it time to change spark plugs?

However, if you’re having issues with your spark plugs, you should absolutely replace them before then. Here’s how you know if it’s time to change the plug: Rough engine idle.

Where are the spark plugs in a Toyota?

Spark plugs are a serviceable, yet extremely important, part of your Toyota’s engine. They sit inside the cylinder head where they create the spark that ignites fuel — the combustion that enables your engine to run. Spark plugs that have outlived their time will cause misfires in your engine — robbing it of efficiency and performance.