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Home >> Audi >> 2020 >> Q7 Prestige >> Repair and Diagnosis >> External Pages >> Different car >> Section 61 (Charging System (Starter, Generator) And Cruise Control) >> 27 Starter, Generator And Cruise Control >> Generator >> Ribbed Belt Pulley With Freewheel, Checking

Ribbed Belt Pulley With Freewheel, Checking

WARNING: This page is about a different car, the 2022 Audi SQ7, 2022 Audi S7, and 2022 Audi Q7. However, it is still accessible from the selected car via links, so may be relevant.

Procedure 

-- Hold the inner ring -2- on the ribbed belt pulley with one hand using the thumb and index finger and the outer ring -1- with the other hand using the thumb and index finger.

Fig 1: Identifying Belt Pulley Ring
GWWA27-10408Courtesy of AUDI OF AMERICA, LLC

-- Hold the inner ring tight and turn the outer ring in the rotation direction of the generator.

-- Hold the inner ring tight and turn the outer ring opposite the rotation direction of the generator.

Replace the ribbed belt pulley if the free-running hub does not function as described.