Audi Q7 2007 Repair Manual page 12

Audi Q7 2007 ➤
Fuel Supply System - Edition 10.2018
Procedure
Follow all safety precautions. Refer to
⇒ "1 Safety Precautions", page 1
Follow the guidelines for clean working conditions. Refer to
⇒ "2.1 Fuel Supply and Injection System, Clean Working Condi‐
tions", page 3 .
– Open the fuel filler door.
Caution
Danger of causing damage to other electronic components
when disconnecting the battery.
♦ Complete the steps for disconnecting the battery.
– Disconnect the battery. Refer to ⇒ Electrical Equipment; Rep.
Gr. 27 .
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WARNING
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Risk of explosion due to electrostatic charge.
♦ Secure the Fuel Extraction Unit - VAS5190- ground wire
to a bare area of the chassis.
– Remove the cone piece -2- from the shaft piece -1- on the Fuel
Extraction Unit - VAS5190- .
– Using insulating tape, apply a mark -arrow- on hose at length
-a- = 1775 mm from end of suction hose.
– Remove the fuel cap from the fuel filler tube.
– Install the adapter -1- for the Fuel Extraction Unit - VAS5190-
on the fuel tank filler tube.
– Push the suction hose as far into fuel tank until the mark ap‐
plied earlier -arrow- is positioned on shaft piece.
8
Rep. Gr.20 - Fuel Supply
.