Audi Q7 2007 Workshop Manual page 202

Audi Q7 2007 !
6
6-cylinder TDI engine (3.0 ltr. 4-valve common rail), mechanics 01.2006
–
Unplug electrical connector -2-.
–
Remove banjo bolt -3- and disconnect oil supply pipe from
turbocharger.
Note
Disregard -item 1-.
–
Take electrical connector -1- for exhaust gas temperature
sender 1 -G235- out of bracket.
–
Unplug electrical connector and move wiring clear.
Note
Disregard -items 2 ... 4-.
–
Remove coolant pipe (rear)
–
Unscrew bolts -arrows- and detach turbocharger from in-
termediate flange.
Installing
Installation is carried out in the reverse order; note the follow-
ing:
Note
Renew gaskets, seals and O-rings.
♦
Fill turbocharger with engine oil at connection for oil supply
♦
pipe.
After installing turbocharger, allow engine to idle for ap-
♦
prox. 1 minute and do not rev up immediately to ensure
turbocharger is supplied with oil.
–
Install starter catalytic converter
–
Install coolant pipe (rear)
–
Fill cooling system
Tightening torques
196
Repair Group 21 – Turbocharging/supercharging
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204.