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Replace Alternator Pulley

Model: Audi A3 8P, MK 2 - Years: 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013
Part: Alternator

See other generations:
Video tutorial

Damage to the alternator pulley is a fairly common fault, and it tends to become particularly noisy. To replace it, first move the fuel filter by unscrewing the relevant mounting bolts without disconnecting the hoses; then loosen the auxiliary belt tensioner to free the pulley and use the appropriate tool to unscrew the pulley mounting bolt.

Remove the old pulley and install the new one after verifying its compatibility (diameter and number of grooves), repositioning the belt and the filter.


Updated on 16 February 2026 by ScegliAuto


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How to Reset the Tyre Pressure Warning Light on a Kia Rio?

The tyre pressure warning light displayed on the instrument cluster of the Kia Rio can be reset by inflating the tyres until they reach the recommended pressure value: this value is indicated on the sticker affixed to the driver's door pillar. Once all tyres have been inflated to the recommended pressure, turn on the ignition to check that the light has disappeared: if it is still present, it may be necessary to drive for a few miles, allowing the sensors to work and thus turning off the light.

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by ScegliAuto

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