13 31 035 Replacing fuel line (S54)

Special tools required: 

• 12 1 120

Interrogate fault memory of DME control unit.

Switch off ignition.

Remove intake air manifold. Refer to 11 61 050 REMOVING AND INSTALLING INTAKE AIR MANIFOLD .

Remove starter motor

Recycling 

Fuel emerges when fuel line is detached. Catch and dispose of escaping fuel.

Observe country-specific waste-disposal regulations.

Fig 1: Removing Connector Strip

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Unlock connector strip with special tool 12 1 120 in sequence 1 to 6.

Fig 2: Unlocking Sequence Of Connector Strip

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Release upper screw of fuel line (2) from return line.

Unclip vacuum line from holders on fuel line.

Fig 3: Releasing Upper Screw Of Fuel Line From Return Line

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Release lower screw of fuel line (2) from engine block.

Fig 4: Releasing Lower Screw Of Fuel Line From Engine Block

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Follow instructions for unlocking fuel line. Refer to 13 53 540 Replacing, sealing fuel hoses  .

Unlock fuel feed line and detach from fuel line (2).

Detach retainer (1).

Fig 5: Detaching Retainer

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Pull fuel line out of fuel injector rail and remove.