Audi AMB Service Manual page 334

5. Remove left and right engine compartment covers. Remove air duct between lock carrier and air cleaner
(air duct is bolted to lock carrier). Install Lock Carrier Support Tool (3369) into thread on left and right
side near impact absorbers. See Fig. 9 and Fig. 20 .
6. Remove bolts (4 and 5) and pull lock carrier forward. Pull lock carrier forward until rear hole in lock
carrier aligns with front threaded hole in fender flange. See Fig. 11 .
NOTE: Mark direction of ribbed belt with chalk or felt-tip pen prior to removal.
Running a used belt in the opposite direction could destroy it.
7. Remove engine cover by lifting up. Swivel tensioning element in direction of arrow to slacken off ribbed
belt. See Fig. 12 . Lock tensioner using a mandrel (T10060) and remove ribbed belt. See Fig. 13 .
Remove ribbed belt tensioner.
NOTE: Take special note of the installed position of the upper part of the timing
belt cover, particularly where it meets the center part of the timing belt
cover.
CAUTION: The engine must only be turned in the direction of engine rotation
8. Remove upper part of timing belt cover. Bring engine to TDC cylinder 1. Mark on camshaft sprocket and
mark on crankshaft must be at TDC cylinder 1. See Fig. 14 . Remove vibration damper. Remove center
and lower part of timing belt cover.
CAUTION: Timing belt tensioner is oil-damped and can only be compressed
9. When compressing the tensioner, excessive force can damage the tensioning pulley. Push pulley
counterclockwise in direction of arrow with a socket head wrench using even (but not excessive)
application of force until tensioner piston can be locked with Locking Plate (T10008). See Fig. 15 .
CAUTION: The stop tab of the eccentric bolt must not be bent.
NOTE: Mark direction of rotation of timing belt with chalk or felt tip pen.
10. To release tension from timing belt, loosen nut on pulley and rotate eccentric bolt clockwise in direction
of arrow using special tool (3387). See Fig. 16 . Remove timing belt.
2005 Audi A4 Quattro
AUDI 1.8L 4-Cylinder Turbo - AMB Engine - 2002-04 A4
(clockwise) at the crankshaft. To turn engine over, use center bolt on
the crankshaft.
slowly and with evenly applied force.
12:44:06 AM Page 19