Removing And Installing High-Pressure Pipe - Audi A8 2010 Workshop Manual

Simos direct petrol injection and ignition system (6-cyl. 3.0 ltr. TFSI 4-valve) - Edition 12.2011
❑ Do not alter shape
❑ Check for damage before re-installing
❑ Lubricate thread of union nut with fuel
❑ 25 Nm
8 - Gasket
❑ Renew
9 - Housing
10 - Hall sender -G40-
❑ Removing and installing
11 - Bolt
❑ 9 Nm
12 - O-ring
❑ Renew
13 - Protective plate
❑ For high-pressure pipe
14 - Nut
❑ 9 Nm
15 - Threaded pin
❑ 9 Nm
16 - Roller tappet
❑ Can only be installed in one position
❑ Lubricate lightly with clean engine oil before installing
17 - O-ring
❑ Renew
❑ Lubricate lightly with clean engine oil before installing
High-pressure pump - tightening torque and sequence
– Tighten bolts in 2 stages as follows:
Stage Bolts
1. -arrows-
2. -arrows-
2.15 Removing and installing high-pressure
pipe
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⇒ page 55
Tightening torque
Screw in bolts by hand until they make
contact
Tighten in stages; final torque 20 Nm
Audi A8 2010 ➤
37
2. Injection system