Most idler pulley's are near the top and usually quite easy to get to. Press on the belt somewhere, enough to deflect it a couple inches and watch to see which pully is mounted on a tension spring. That is the idler pulley.
The idler pulley has nothing to do with the brakes. If the idler pulley is bad it could throw or break a belt, and then your engine will stop.
The Answer is no.
Is it serious if my car idler is making a noise?
In an Inline 6 Jeep engine, the idler pulley is located to the right of the A/C pulley. It is a smooth pulley, not a grooved one.
The idler pulley is located just under the A/C compressor. There is a bolts in the middle of the pulley that needs to be removed and the idler pulley can be removed. Sometimes these bolts stick and my need to be pryed off. You may also want to removed the radiator fans cow to give you some extra room.
The A/C belt uses an idler pulley accessed from under the car. That lock nut is in the center of the pulley, and the ajustment bolt is located on the side of the pulley.
in front of motor under the belt tenser
I don't believe there is an idler pulley on that model, just a tensioner pulley
The idler pulley is mounted on a plate that needs to be removed. In order to remove the plate with the idler pulley, you must remove the engine mount to get out the idler pulley. To remove the engine mount, you need to jack-up the engine from the bottom of the oil pan (Note: place a piece of wood plank between the bottom of the oil pan and the jack). The idler pulley is mounted on a plate that needs to be removed. In order to remove the plate with the idler pulley, you must remove the engine mount to get out the idler pulley. To remove the engine mount, you need to jack-up the engine from the bottom of the oil pan (Note: place a piece of wood plank between the bottom of the oil pan and the jack).
If you are referring to the Serpentine belt, you loosen no pulley. You simply remove tension from the belt. The tension is applied by the Idler Pulley. Pry the idler back and remove the belt.If you are referring to the Serpentine belt, you loosen no pulley. You simply remove tension from the belt. The tension is applied by the Idler Pulley. Pry the idler back and remove the belt.
The idler pulley is between the alternator and the A/C compressor.
Remove the belt, then remove the bolt holding in the idler pulley.