How To Replace Alternator Decoupler Pulley. In the overrun direction it should feel smooth and in the drive direction it should have a spring feel. 3) install the removal tool in the hex recess and use the appropriate socket and wrench to remove the pulley.
Here's what you need to know for the job:level of difficulty: You cannot reuse the cap once you’ve removed it. Alternator decoupler pulley inspection and.
Hold the alternator pulley firmly. Make sure it will not contact any metal. This metalnerd alternator pulley bit set will cover all vw & audi tdi models.
2) use left hand with glove holding the pulley gently. Most automotive alternator pulleys use a 15/16 socket. If the oad is noisy during this test, replace it.
1) secure the alternator in a vise replace alternator decoupler pulley 2) use a screwdriver to remove the plastic cap. Direction for removal as looking at the front of the alternator. It'll be good for another 100k miles.
Test the gun to make sure it is rotating counterclockwise. There are special alternator decoupler pulley tools, but the impact wrench and the allen key will do the job just fine instead. How much does it cost to replace a pulley?
This results in smoother engine performance, efficiency and increased belt and component life. The clutch in the clutch/decoupler pulleys fail all the time potentially leaving you stranded. Remove the cap, and with the proper tool inserted into the front of the oap, rotate the alternator’s shaft in both directions.