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– Connect hand vacuum pump -VAS 6213- to vacuum unit for
actuating intake manifold flaps, as shown in illustration.
– Use vacuum pump to generate a vacuum.
• This will cause the intake manifold flaps to open.
– Press intake manifold (bottom section) with fuel rail evenly on‐
to injectors.
– Tighten bolts and nuts for intake manifold (bottom section)
⇒ page 24 .
– Disconnect hand vacuum pump from vacuum unit for actuat‐
ing intake manifold flaps.
– Install high-pressure pipe ⇒ page 37 .
– Install supercharger ⇒ Rep. gr. 21 .
2.12 Removing and installing injectors
Special tools and workshop equipment required
♦ Tool set for FSI engines -T10133-
Removing
WARNING
The fuel system operates at extremely high pressure. This can
cause injury.
♦ The fuel pressure in the high-pressure section of the in‐
jection system must be reduced to a residual pressure
prior to opening the system.
– Reduce fuel pressure in high-pressure section of injection sys‐
tem ⇒ page 3 .
Audi A8 2010 ➤
Simos direct petrol injection and ignition system (6-cyl. 3.0 ltr. TFSI 4-valve) - Edition 12.2011
30 Rep. gr.24 - Mixture preparation - injection
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