How To Change Spark Plugs On 2008 Toyota Highlander

Today’s spark plugs are typically expected to last up to 100k miles. The majority of experts advise changing the fuel filter and plugs every 35,000 to 50,000 miles. At 75,000 miles, the timing belt and serpentine belt needed to be replaced, and the transmission fluid needed to be changed by now.

When should a Toyota Highlander have its spark plugs changed?

Spark plug service is a crucial component of the suggested maintenance program for your vehicle, regardless of whether you drive a Toyota Highlander or any other type. As a general rule, auto experts advise changing spark plugs every 30,000 miles, although a number of conditions may make them wear out more quickly.

How frequently should Toyota spark plugs be changed?

Spark plugs should be replaced roughly every 30,000 miles, although your vehicle’s owner’s manual will provide a more specific advice.

What is the price to replace the spark plugs in a 2008 Toyota Highlander?

Best in Automotive Repair A Toyota Highlander spark plug replacement typically costs between $391 and $500. Between $317 and $400 is the expected cost of labor, and between $73 and $99 is the estimated cost of parts.

How durable are Toyota spark plugs?

The longevity of your car depends on regular maintenance. Although we frequently consider tire rotations and oil changes to be crucial, your car also has other parts that require routine maintenance. Spark plugs need to be changed periodically. Read on to see why.

First things first, what are spark plugs?

Your engine’s operation depends on the spark plugs. The engine develops as they create the combustion required for ignition activation. Your engine won’t be able to perform at its full combustion level if you don’t change them frequently.

Frequency of changing them

Spark plugs typically need to be changed every 20,000 to 40,000 miles. The precise suggested mileage should be listed in your owner’s manual. If your car is accelerating too slowly, your fuel economy isn’t what it used to be, or you’re having trouble starting your car, here are a few indicators that it’s time for a change.

How can I tell if I need to replace my spark plugs?

7 Indices That It’s Time to Change Your Spark Plugs

  • Starting the automobile is difficult.
  • The engine stalls out.
  • More frequently, you’re stopping at the gas station.
  • The idle of the engine is noisy and harsh.
  • Your automobile has trouble picking up speed.
  • When driving normally, the engine is rather noisy.
  • Your check engine light is illuminated.

Spark plugs have a 200 000 mile lifespan.

It’s a remarkable accomplishment to reach and surpass 200,000 miles on the odometer, but it’s not impossible. In order to assist you get more miles out of your automobile, the maintenance schedule in owner’s manuals has even been revised. Reliability in many new cars has improved.

Many of your car’s parts will start to wear out as you get closer to that point. You should pay particular attention to the service interval schedule, as advised.

However, once you get close to 200K, some issues will arise despite your best efforts.

Using the Consumer Reports Car Repair Estimator, we estimated the cost of fixing specific components in a typical 2008 Toyota Camry V6. Your repair expenses may vary.

Exhaust systems that rust out

When it comes time for an inspection, your automobile will likely fail the emissions test and become increasingly loud. Our estimator indicates that the job might cost between $1,880 and $3,230.

Shocks and struts

When you drive over a pothole, does your automobile appear to be sagging or does it tremble as if there were an earthquake? So you most likely require new shocks and struts. One strut will cost between $280 and $400 to fix (you should replace them in pairs). For a complete set of shocks and struts, though, budget more in the range of $900 to $1,300.

Oil

Older automobiles frequently have higher oil usage, so don’t become alarmed. Between oil changes, you should regularly check and top off the oil, especially before lengthy excursions. Replacement costs: a few dollars as needed.

Hoses, etc.

All kinds of seals and gaskets, including oil lines, vacuum lines, and others, can begin to wear. You should routinely inspect your engine for leaks. Repair costs for a new exhaust manifold range from $200 to $370. However, you might have to pay up to four figures if your head gasket needs to be replaced.

Moisture buildup in the cabin

It will take its toll after over ten years of getting in the car with muddy boots, and a lot of the moisture will linger to cause the windows to fog up and give off that stale car smell. Price of repair: A spritz of Windex or another window cleaner should be enough to fend off the fog. A wet inside is never good. What about that musty odor? Febreze the carpet well.

Electrical components

Your wiring and circuitry might suffer damage from years of water splash and spray. It’s not unusual for amenities like the instrument panel, power windows, and windshield wipers to malfunction. It can be exasperatingly challenging to find the gremlins. Repair prices range from $370 to more than $1,300.

Brake lines that begin to wear

As you get closer to 200K, you should check them frequently. Have a non-starting vehicle? That is a difficulty. a vehicle that won’t halt? That is a difficulty. Repair costs range from $900 to roughly $2,000.

Mechanical components

Even the toughest original parts can wear out, despite the fact that many of them seem like they’ll last forever. Don’t skimp on replacement components. If you did use cheap knockoffs to replace worn parts, they might fail considerably sooner than the original equipment did. Additionally, if you purchase specific high-end components, they can have a lifetime warranty.

Rust

There might be a significant issue hidden beneath the surface if you notice even a small amount of rust accumulating around the wheel wells, hood, trunk, or suspension mounting points. Your car’s crash safety will be reduced by that structural flaw. Repair costs: Not worth it. Time to get a new vehicle.

What is the turnaround time for spark plug replacement?

Introduction. For a four-cylinder engine, changing spark plugs takes approximately an hour, and you can do it yourself and save at least $100 in labor costs. Most of the time, it’s a straightforward task that will help to maintain optimum performance and the best gas mileage.

How many coils of ignition are there in a Toyota Highlander?

For your Toyota Highlander, we carry high-quality aftermarket ignition coils here at Araparts. Plugs in the Highlander employ ignition coils. Thus, there are six ignition coils (one sits right over each spark plug). It is advised to replace them all at once when one of them breaks. If the coils are older than a few years, this is especially true. A misfire is typically sensed during a surge or glitch. Additionally, a check engine light will come on with a code such as P0300 (random), P0301 (cylinder 1), P0302 (cylinder 2), etc. Your Highlander’s performance and fuel economy will return after the ignition coils are replaced. Sets of six high-quality ignition coils are reduced. Find the ignition coils you need for your Toyota Highlander by selecting the model year and engine size.