13 53 540 Replacing, sealing fuel hoses

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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).

Installation

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

Fig 1: Identifying Fuel Hoses

Courtesy of BMW OF NORTH AMERICA, INC.

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: Locating 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.

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.

Fig 3: Unlocking Fuel Hoses Using Special Tool 16 1 050

Courtesy of BMW OF NORTH AMERICA, INC.

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).

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.

Fig 5: Pressing Unlocking Ring Upwards For Disconnecting Fuel Hose

Courtesy of BMW OF NORTH AMERICA, INC.

Installation

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

Fig 6: Sealing Hoses Using Special Tool 13 3 010

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Fuel hoses with quick-release couplings:

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

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.

Fig 7: Sealing Fuel Hoses And Lines Using Special Tool 13 5 281 And 13 5 282

Courtesy of BMW OF NORTH AMERICA, INC.