Remove cover -1- with fuel pump control unit -J538--2- from fuel delivery unit.
WARNING
Fuel supply line is pressurised. Wear eye protection and protective clothing to avoid possible injury and skin contact. Before loosening hose connections, wrap a cloth around the connection. Then release pressure by carefully pulling hose off connection.
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Pull off connector -arrow-.
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Pull fuel lines -1- and -2- off flange.
Note
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Press in securing ring to release fuel lines.
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On vehicles with auxiliary heater the connector and the fuel line of the metering pump -V54- must also be separated.
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Open locking ring using wrench -T10202- and raise flange slightly.
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Pull fuel delivery unit and seal out of the opening in fuel tank.
Note
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If delivery unit is to be renewed, drain old delivery unit before disposal.