Audi A8 2010 Workshop Manual page 44

Audi A8 2010 ➤
Simos direct petrol injection and ignition system (6-cyl. 3.0 ltr. TFSI 4-valve) - Edition 12.2011
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.
Note
The high-pressure pump should only be removed and installed
♦
when the engine is cold.
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When installing the high-pressure fuel pump, it is essential to
♦
ensure that no dirt enters the fuel system.
Use a cloth to catch escaping fuel.
♦
– Reduce fuel pressure in high-pressure section of injection sys‐
tem ⇒ page 3 .
– Unscrew nuts -arrows- and remove guard plate -1-.
40
Rep. gr.24 - Mixture preparation - injection
with respect to the correctness of information in this document. Copyright by AUDI AG.