The 1999 Toyota Camry Scheduled Maintenance Guide says replace @ 30,000 miles. However it also says if the vehicle is driven primarily on unpaved or dusty roads then inspect the filter every 5,000 miles. When inspecting it says to "Check for damage, excessive wear and oiliness. Replace if necessary."
If it has a replaceable filter I recommend every 75,000 miles.
Toyota recommends every 5,000 miles but you could do it sooner if desired
penzoil is good oil for any high milage, and the filter theres always going to be a good and a bad depending how often u clean your filter.
all depends well i change mine during a annual tune up with the spark plugs air filter hope it helps
Some people never replace and in most cases you do not have to. But if you bought the car from someone else or you used put cheap gas I would change filter at least each 100K miles.
If it has a replaceable filter replace it every 50,000 miles.
You must replace the belt every 90,000 miles. Warning:This is an interference engine.
Maybe "mileage" isn't a proper determinant for whether the air filter needs to be changed?
If it is replaceable then replace it every 75,000 miles.
You should replace your furnace filter every 1-3 months, depending on the type of filter and how often you use your furnace.
It is suggested that the filter be replaced every 8-12 months
For a 2002 Toyota Highlander, it's generally recommended to change the air filter every 15,000 to 30,000 miles, depending on driving conditions. If you often drive in dusty or polluted environments, you may need to replace it more frequently. Always refer to your owner's manual for specific guidelines tailored to your vehicle. Regular checks can help maintain engine efficiency and performance.