Fuel Delivery Unit/Fuel Level Sensor, Removing And Installing: Installing:

Install in reverse order of removal. Note the following:

NOTE:

Disconnect the connector couplings. Refer to CONNECTOR COUPLINGS, DISCONNECTING .

Replace the gasket if damaged.

-- Install the dry fuel delivery unit seal -1- into the opening in the fuel tank.

Fig 1: Identifying Sealing Flange Installation Position

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-- Be careful not to bend the fuel gauge sensor when installing the fuel delivery unit.

-- Coat the inside of the seal -1- with fuel.

-- Push the sealing flange -2- down against the spring force.

-- Bring the sealing flange into its installation position.

-- The arrow -3- on the fuel tank must point to the mark -2- on the sealing flange -1-.

Fig 2: Fuel Delivery Unit Installation Position

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-- When inserting the sealing flange, the seal must not be damaged or crushed.

-- Tighten the locking ring using the :T10202 .

Fig 3: Identifying Fuel Sending Unit Wrench

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-- Attach the fuel line -1- to the sealing flange until it clicks into place.

Fig 4: Fuel Lines to the Fuel Delivery Unit

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-- If equipped, install the fuel line -2- to the Metering Pump -V54- for the parking heater on the sealing flange. Refer to the appropriate service information. .

-- Connect the connector -1-.

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-- If equipped, attach the connector -2- for the parking heater Metering Pump -V54- to the sealing flange.

-- Pull on the connector -1- to make sure it is secure.

-- Connect the battery and at the same time follow all steps after connecting the battery. Refer to BATTERY, DISCONNECTING AND CONNECTING .

-- Fill the fuel tank with at least five liters of gasoline after installing the fuel delivery unit.

Tightening Specifications

Refer to OVERVIEW - FUEL DELIVERY UNIT/FUEL LEVEL SENSOR