How much does it cost to replace a idler bearing?
Idler Pulley Replacement Cost The cost for the new part should only be anywhere from $40 to $90, while the cost of the labor will be anywhere from $40 to $110. These prices do not include added taxes and fees charged by the auto shop. Overall, this replacement job is not that expensive to get done.
Do you need to replace bearings in Idler and tensioner?
Before replacing the bearings, inspect the OEM pulleys and tensioner for damage as they may indeed require a whole unit replacement. If OK, be sure to clean the backside where dirt/grime may have accumulated. The pulleys appear to be sprayed with a rust inhibitor as they are ferrous and none of mine had any rust. So, be careful using a wire brush.
Can you replace the bearings in a Toyota idler pulley?
Unfortunately, Toyota does not sell replacement bearings; you have to buy the pulley with an installed bearing, or for the tensioner, you are forced to purchase the entire assembly. On top of that Toyota uses proprietary sized bearings in the idler pulleys.
What to use to replace fan belt idler bearings?
Keep an eye on the bearing make sure it’s going evenly in. Fit the circlip. Fit the pulley back on to the tensioner. Use Loctite 243 on the thread because we don’t want that bolt coming loose. it’s important then to give it a spin make sure it’s turning smoothly.
Can a hammer be used to replace an idler pulley?
Instead of using a hammer you can use a press. The principles are still the same. Replacing the bearing in an idler pulley is also exactly the same process. Now that you’ve replaced the bearing it’s time to fit the tensioner.
Before replacing the bearings, inspect the OEM pulleys and tensioner for damage as they may indeed require a whole unit replacement. If OK, be sure to clean the backside where dirt/grime may have accumulated. The pulleys appear to be sprayed with a rust inhibitor as they are ferrous and none of mine had any rust. So, be careful using a wire brush.
Unfortunately, Toyota does not sell replacement bearings; you have to buy the pulley with an installed bearing, or for the tensioner, you are forced to purchase the entire assembly. On top of that Toyota uses proprietary sized bearings in the idler pulleys.
What happens if your idler pulley goes bad?
Another symptom, more visible, symptom of an issue with the idler pulley is a damaged bearing or pulley. In more serious cases, the bearing, or pulley itself may wear out to the point of breaking or cracking, and coming apart, or seizing. This can upset the rotation of the belt and lead to all sorts of problems.
Where is the idler pulley on an engine?
Some engines have more than one and some with fewer driven accessories will not need an idler pulley. If present, the idler pulley is usually attached to the front of the engine on the timing cover or a bracket. Replacement is normally simple; involving moving the serpentine belt out of the way and undoing one or two bolts.