When to replace spark plugs on a Subaru Ascent?
Spark plugs are a critical component in the engine of your Subaru Ascent, responsible for igniting the air-fuel mixture and keeping your vehicle running smoothly. Knowing when to replace these plugs is essential for maintaining the performance and efficiency of your Ascent.
Recommended Spark Plug Replacement Interval
According to the Subaru maintenance schedule, the spark plugs in your Ascent should be replaced every 60,000 miles or 5 years, whichever comes first. This is the recommended interval to ensure optimal engine performance and fuel efficiency.
Signs It's Time to Replace Spark Plugs
While the recommended interval is a good guideline, there are also some signs that may indicate your Ascent's spark plugs need to be replaced sooner:
- Decreased fuel economy
- Rough idling or engine misfiring
- Difficulty starting the engine
- Increased emissions or failed emissions test
If you notice any of these issues, it's a good idea to have your spark plugs inspected by a qualified mechanic. They can determine if the plugs need to be replaced or if there are other underlying issues.p>
Spark Plug Replacement Process
Replacing the spark plugs on your Subaru Ascent is a relatively straightforward process, but it's important to follow the proper steps to ensure the job is done correctly:
- Locate the spark plug wires and coils, typically found on the top of the engine
- Disconnect the spark plug wires and remove the old spark plugs using a spark plug socket
- Clean the spark plug wells to remove any debris or deposits
- Install the new spark plugs, ensuring they are tightened to the correct torque specification
- Reconnect the spark plug wires and coils
It's recommended to have a professional mechanic perform this service to ensure the job is done properly and to avoid any potential damage to the engine.
Conclusion
Regularly replacing the spark plugs in your Subaru Ascent is an essential maintenance task that can help maintain the performance, fuel efficiency, and overall health of your vehicle. By following the recommended replacement interval and being aware of the signs that it's time for new plugs, you can keep your Ascent running at its best.
How much does it cost to replace spark plugs in a Subaru Ascent?
$364 - $428. “Dealer” refers to service centers that specialize in one or two makes and sell those vehicles. As a franchise dealer: They use top-quality manufacturer-recommended or “official” parts.
What is the signs of changing spark plugs?
Rough Idling. Keep your ears open for any rattling, pinging or knocking sounds—these are another bad spark plug symptom. If your vehicle's engine is making any unusual sounds or vibrations while idling, your vehicle's spark plugs may not be functioning properly to keep the engine running smooth.
How do I know if my spark plugs need changing?
5 Signs You Need New Spark Plugs
- Engine Misfires. A misfiring engine is a big sign that one or more of your spark plugs are not firing properly.
- Poor Gas Mileage. When spark plugs are working correctly, they burn fuel efficiently in your engine.
- Trouble Starting.
- Slow Acceleration.
- Rough Idling.
How long do Subaru OEM spark plugs last?
While the answer depends on the make and model of your vehicle, as a good example, the newest Subaru BOXER® engines are built with spark plugs made of ultra resilient materials, such as platinum. This allows them to be replaced about every 60,000 miles.
How do I know if my Subaru spark plugs are bad?
One of the first signs of spark plug wear is trouble starting your Subaru. If the engine cranks longer than usual before starting or if you experience intermittent starting issues, it's time to inspect your spark plugs.
What is the Subaru Ascent 90k mile service?
90,000-Mile Service
It includes checking several items such as the tires, brakes, battery, and fluid levels. The timing belt may also need to be replaced at this time. A technician will also replace your power steering fluid, spark plugs, and hoses.
How long do OEM Subaru spark plugs last?
Experts generally recommend replacing spark plugs every 30,000 miles for the best results. If one of your Subaru spark plugs gets out of whack, it can cause a reduction in gas mileage and engine problems later on.
How often should I change the spark plugs on my Subaru Ascent?
Every 60,000 Miles
Subaru Ascent Maintenance Schedule Every 60,000 Miles or 60 Months: Recurring 6,000-mile Subaru Ascent service interval. Spark plug replacement.
When should I replace my Subaru spark plugs?
To extend the life of your Subaru spark plugs and ensure your engine runs smoothly, regular maintenance is key. This includes following Subaru's recommended service intervals—typically every 60,000 miles for standard replacements.
Is it easy to replace Subaru spark plugs?
Replacing spark plugs is something you can do at home within an hour as long as you have the following tools: Appropriately sized spark plug socket. 8-10mm sockets. Ratchet and extensions.
