Removing And Installing Cylinder Head Cover - Audi A8 2003 Workshop Manual

8-cylinder TDI engine (4.2 ltr. 4-valve common rail), mechanics - Edition 12.2013
13 - High-pressure pipe
❑ From rail element on opposite side
❑ Observe rules for cleanliness
❑ Do not alter shape
❑ Also renew high-pressure pipe when renewing rail element
❑ Tightening high-pressure pipes
14 - 22 Nm
15 - Return line
❑ Observe rules for cleanliness
16 - O-ring
❑ Renew
17 - 9 Nm
18 - Sleeve
❑ With seal
❑ Renew if damaged or leaking
19 - Special bolt, 8 Nm + 90° (
❑ Renew
❑ Tighten in stages and in diagonal sequence
2.3 Removing and installing cylinder head
cover
Removing
Note
The procedure is described for the cylinder head cover (left-side).
– Remove injectors (piezo injectors) ⇒ Rep. gr. 23 .
⇒ page 5
⇒ page 156
⇒ page 5
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Audi A8 2003 ➤
2. Removing and installing cylinder head
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