Audi Workshop Service and Repair Manuals > A4 Mk3 > Power unit | 4-cylinder direct injection engine (1.8, 2.0 ltr. 4-valve TFSI - generation III), mechanics | Enginecrankshaft group, pistons | Cylinder block (pulley end)

Removing and installing poly V-belt

Special tools and workshop equipment required

t	Locking pin -T10060 A-

Removing

Caution

If a used belt runs in the opposite direction when it is refitted, this can cause breakage.

Before removing, mark direction of rotation of poly V-belt with chalk or felt-tip pen for re-installation.

–	To slacken poly V-belt turn tensioner in direction of -arrow-.

–	Lock tensioner with locking pin -T10060 A-.

–	Take off poly V-belt.

Installing

Installation is carried out in the reverse order; note the following:

Note

Secure alternator and air conditioner compressor before fitting poly-V-belt.

–	Fit poly V-belt as shown in illustration.

–	Turn tensioner in direction of -arrow- and remove locking pin -T10060 A-.

–	Release tensioner.

–	Check that poly V-belt is properly seated.

–	Start engine and check that poly V-belt runs properly.

Audi Workshop Service and Repair Manuals