13 53 540 Replacing, sealing fuel hoses

WARNING: This page is about a different car, the 2002 BMW Z3 and 2001 BMW Z3. However, it is still accessible from the selected car via links, so may be relevant.

WARNING: The fuel in the fuel lines is under pressure (approx. 3-5 bar)!

Recycling:

Catch and dispose of escaping fuel.

Observe country-specific waste-disposal regulations.

Version With Hose Clamps:

Release hose clamps.

Remove hoses (1) and (2).

Fig 1: Locating Fuel Hose Clamps

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Installation:

Fuel hoses and hose clamps must be replaced each time they are removed!

Version With Compressed Air Connection:

Blow fuel back into tank with a short blast of compressed air (max. 3 bar) at compressed air connection (1).

Fig 2: Identifying Compressed Air Connection

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Version, Fuel Hoses Without Integrated Unlocking Facility:

Unlock fuel hoses with special tool 16 1 050 and detach hoses.

Fig 3: Unlockin Fuel Hoses With Special Tool 16 1 050

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Installation:

Check O-ring in fuel hose and sealing surfaces on fuel lines for damage; replace components if necessary.

Coat O-ring for assembly with anti-friction agent.

Version, Fuel Hoses With Integrated Unlocking Facility:

Press fuel hose (1) downwards and keep pressed.

Fig 4: Pressing Fuel Hose Downwards

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Press unlocking ring (2) upwards, keep pressed and detach fuel hose (1).

Fig 5: Pressing Unlocking Ring Upwards

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Installation:

Check O-ring in fuel hose and sealing surfaces on fuel lines for damage; replace components if necessary.

Coat O-ring for assembly with anti-friction agent.

Seal Off Fuel Hoses:

Fuel hoses with hose clamps:

Seal hoses with special tool 13 3 010.

Fig 6: Identifying Hose With Special Tool 13 3 010

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Installation:

Fuel hoses and hose clamps must be replaced each time they are removed!

Fuel Hoses With Quick-Release Couplings:

Seal fuel hoses (1) with special tool 13 5 281.

Fig 7: Sealing Fuel Lines With Special Tools

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Seal fuel lines (2) with special tool 13 5 282.

Installation:

Check O-ring in fuel hose and sealing surfaces on fuel lines for damage; replace components if necessary.

Coat O-ring for assembly with anti-friction agent.