Overview - Heated Oxygen Sensors - Audi Q7 2007 Repair Manual

Audi Q7 2007 ➤
Fuel Injection and Ignition - Edition 02.2015
– Turn the crankshaft in the direction of engine rotation -arrow-
using the Crankshaft Socket - T40058- and the offset open-
end wrench. While doing so, push the roller tappet into the
housing, until it has reached the lowest point.
– Only lift the high pressure line slightly to insert the high pres‐
sure pump.
– Tighten the bolts on the high pressure pump. Refer to
⇒ Fig. ""High Pressure Pump - Tightening Specification and
Sequence"" , page 47
– Install the high pressure line. Refer to
⇒ "3.15 High Pressure Line, Removing and Installing",
page 47 .
– Check the fuel system for leaks. Refer to
⇒ "1.7 Fuel System, Checking for Leaks", page 6
3.17

Overview - Heated Oxygen Sensors

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with respect to the correctness of information in this document. Copyright by AUDI AG.
Note
Coat new oxygen sensors with an assembly paste.
♦
Only the thread may be coated with hot bolt paste on a used oxygen sensor. Refer to the Parts Catalog
♦
Assembly paste or hot bolt paste must not enter the slots on the sensor body.
♦
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Rep. Gr.24 - Multiport Fuel Injection
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