Audi A8 Workshop Manual page 156

Audi A6 2005 ➤ , Audi A8 2003 ➤
Servicing automatic gearbox 09E, four-wheel drive - Edition 12.2011
– Press bearing race -1- into intermediate flange for front axle
drive as far as stop.
– Check installation depth of bearing race using a depth gauge.
• Dimension -a- = approx. 9 mm
If dimension -a- is significantly smaller, the bearing race has be‐
come displaced.
– Remove bearing race and check that installation position is
correct.
• Lugs on rear side of bearing race should engage in corre‐
sponding recesses on intermediate flange for front axle drive.
– Fit shim -1-.
– Check ball bearing for self-locking centre differential; if nec‐
essary press on new ball bearing
– Fit self-locking centre differential -arrow- onto splines of input
shaft, turning differential slightly at the same time.
– Check whether centre differential can be turned by hand after
being fitted.
– If necessary, renew oil seal for flange shaft (rear)
⇒ „2.4 Renewing oil seal for flange shaft (rear)", page 161
– Renew O-ring for centre differential housing.
– Fit centre differential housing (with rear flange shaft installed)
onto self-locking centre differential, turning flange shaft slightly
if necessary.
– Tighten bolts on centre differential housing in two stages as
follows:
Stage
1 – Tighten bolts -1- and -2- initially to 3 Nm.
2 – Tighten bolts to 16 Nm in sequence -1 ... 7-.
152
Rep. gr.39 - Final drive - front differential
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with respect to the correctness of information in this document. Copyright by AUDI AG.
⇒ page 160 .
Tightening sequence
.