A4 Quattro Wagon V6-2.8L (AHA) (1998)
Fuel Gauge Sender: Service and Repair
Fuel Supply Unit and Fuel Level Sensor, Component Overview
1
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Fuel level sensor -G-
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Float is cube-shaped
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Check resistance values: See fuel gauge signal; checking See: Testing and Inspection
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Removing and installing: See Fuel Level Sensor, Removing and Installing See: Fuel Level Sensor, Removing and Installing
2
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Return line
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With Fuel pump
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On inside of cover flange
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Removing and installing, See Fuel Pump, Removing and Installing See: Powertrain Management/Fuel Delivery and Air Induction/Fuel
Pump/Service and Repair/Fuel Pump, Removing and Installing
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Disconnecting: press unlatch buttons on connector piece
3
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Sealing ring
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Replace
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Installing: insert dry into fuel tank opening
4
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O-rings
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Always replace.
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Check installation position
5
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Return line
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From fuel distributor
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Mark before removal
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Note direction of arrow on flange
6
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Supply line
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To fuel distributor
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Mark before removing
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Note direction of arrow on flange
7
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Cover flange
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Removing and installing, See "Fuel Supply Unit, Removing and Installing" See: Powertrain Management/Fuel Delivery and Air
Induction/Fuel Pump/Service and Repair/Fuel Pump, Removing and Installing
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Location: Note arrow marking. See below.
8
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Harness connector
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For Fuel Pump and Fuel level gauge sensor -G-
9
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Union nut