Audi Q7 2007 !
6-cylinder TDI engine (3.0 ltr. 4-valve common rail), mechanics 01.2006
1 Servicing work on pulley end
45
6
– Cut off tube nozzle at front marking (nozzle approx. 1.5
mm ∅).
– Install sealing elements -2- and -4- and O-rings -1- and -3-.
– Apply bead of sealant -arrow- onto clean sealing surface of
front sealing flange as illustrated.
• The bead of sealant must project 1.5 … 2.0 mm above the
sealing surface.
♦ The sealant bead must not be thicker than specified, oth-
erwise excess sealant could enter the sump and clog the
strainer in the oil pump.
♦ The front sealing flange must be installed within 5 minutes
after applying sealant.
– Tighten bolts securing front sealing flange -arrow- in diag-
onal sequence and in stages.
Remaining installation steps are carried out in reverse se-
quence; note the following:
– Install crankshaft oil seal (pulley end) ⇒ page 41.
– Install vibration damper ⇒ page 40.
– Install coolant pipe (right-side) ⇒ page 177.
– Install toothed belt for high-pressure pump ⇒ page 48.
– Install poly V-belt ⇒ page 39.
Tightening torques
Component Nm
Front sealing flange to cylinder block 9
Noise insulation to engine 9
Idler wheel to cylinder block 22
Poly V-belt pulley to coolant pump 22
Note
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