A8L V8-4.2L (BFM) (2004)
All models
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Unscrew bolts (arrows) and remove retaining ring for flange (right side).
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Remove flange and take off O-ring.
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Unplug connectors -1 to 3- on underside of flange (right side).
Notes:
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To separate the pipe connections described in the following sections, pull the fuel pipes to the opening in the fuel tank.
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In the following illustrations, some of the components are shown as they appear removed from the vehicle.
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Through opening on right side of fuel tank, detach fuel pipes -1- and -2- leading to fuel delivery unit (left side) by pressing the release tabs. 3- Fuel
delivery unit (right side) with Transfer Fuel Pump (FP) -G23-.
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After separating, pull both fuel pipes out of the left side opening of the fuel tank.