A8L Quattro Sedan V8-4.2L (AKB) (2002)
5
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Vent line
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From fuel tank
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To vent valve -7-
6
-
Adapter
7
-
Vent valve
-
Removing and installing, checking See Fig. 2
8
-
O-Ring
-
Not available separately as replacement part
9
-
Gravity valve
-
Welded to expansion tank
-
Checking See Fig. 3
10
-
Expansion tank
-
Removing and installing.
11
-
Rubber cup
12
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Tank filler cap
13
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Sealing ring
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Replace if damaged
14
-
Lock ring
15
-
Six-point screw, 3
16
-
Overflow hose
17
-
Connecting-hose
-
To remove expansion tank, push connecting hose over fuel filler hose -18-
18
-
Fuel filler hose
Fig. 1 Installation position of Ground (GND) connection
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Ensure that harness connector -2- for Ground (GND) connection is properly seated on metal ring (Ground clamp) -1- on fuel filler neck.
CAUTION!
After installing the expansion tank, use ohmmeter to check the electrical connection between metal (Ground clamp) ring on the fuel filler neck
and bare metal part (Ground) on body.
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Specification: approx. 0 ohm
If the specification is not attained:
-
Check wiring.
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Check that Ground (GND) connection is properly connected to the Ground (GND) point next to the battery.
CAUTION!
It is important to ensure that the Ground (GND) connection is secured at the threaded terminal and the connector is properly seated at the fuel
filler neck.
Fig. 2 Bleed valve, removing and installing