Intake Manifold (Bottom Section), Fuel Rail, Injector - Exploded View - Audi A8 2010 Workshop Manual

Audi A8 2010 ➤
Simos direct petrol injection and ignition system (6-cyl. 3.0 ltr. TFSI 4-valve) - Edition 12.2011
2.7

Intake manifold (bottom section), fuel rail, injector - exploded view

Note
Illustration shows components for cylinder bank 2 (left-side).
1 - Bolts
❑ 2.5 Nm
2 - Intake manifold flap poten‐
tiometer 2 -G512-
❑ Cylinder bank 1 (right-
side): intake manifold
flap potentiometer -
G336-
3 - Seal
❑ Renew if damaged
❑ When renewing lever
out with screwdriver
❑ Press in by hand
4 - Sleeve
5 - Fuel pressure sender -
G247-
❑ Lubricate threads
❑ 22 Nm
6 - Bracket
7 - Bolt
❑ 9 Nm
8 - High-pressure pipe
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The fuel system oper‐
ates at extremely high
pressure. This
cause injury.
♦ The fuel pressure in the
high-pressure section of
the injection system must
be reduced to a residual
pressure prior to opening
the system.
❑ Reducing fuel pressure in high-pressure section of injection system
❑ Removing and installing
❑ Do not alter shape
❑ Check for damage before re-installing
❑ To loosen and tighten high-pressure pipe, counterhold at pipe connection
❑ Lubricate threads of union nuts with fuel
❑ 25 Nm
9 - Bolt
❑ 9 Nm
10 - Nut
❑ Tightening torque and sequence
22
Rep. gr.24 - Mixture preparation - injection
can
⇒ page 37
⇒ page 24
⇒ page 3