13 31 035 Removing and installing/replacing fuel delivery line (N18)

WARNING: This page is about a different car, the 2016 MINI Cooper Paceman, 2015 MINI Cooper Paceman, 2014 MINI Cooper Paceman, and 2013 MINI Cooper. However, it is still accessible from the selected car via links, so may be relevant.

Special tools required:

WARNING: Disconnect NEGATIVE BATTERY TERMINAL (risk of fire due to short circuit on dismantling).
Carry out installation work on fuel system only with coolant temperature below 40 °C.

IMPORTANT: Wear protective face mask.
Fuel can emerge spontaneously at high speed when the fuel delivery line is released!

IMPORTANT: Adhere to conditions of absolute cleanliness when performing repair work on the fuel system.
Introduced contaminants can cause malfunctions in the system!

Do not allow any dirt particles or foreign bodies to get into the system
Remove all traces of dirt contamination before dismantling lines or separate components
Use only fluff-free cloths
Seal all fuel system openings with protective caps or plugs

IMPORTANT: When working on the oil, coolant or fuel circuit, you must protect the alternator against dirt contamination.
Cover alternator with suitable materials.
Failure to comply with this procedure may result in an alternator malfunction.

Necessary preliminary tasks:

Remove SOUND GENERATOR

Recycling:

Fuel escapes when fuel lines are detached.

Catch and dispose of escaping fuel.

Observe country-specific waste disposal regulations.

Procedure up to production date 03/2012 (Continental high pressure pump):

Place special tool 13 0 250 on fuel delivery line (1), positioning retaining lugs of tool in recesses in quick-release coupling (4).

Secure special tool 13 0 250 by means of knurled screw (5).

WARNING: Place a cloth over fuel delivery line (1) and high pressure pump (2).

Fig 1: Positioning Special Tool (13 0 250) On Fuel Delivery Line

Courtesy of BMW OF NORTH AMERICA, INC.

To unlock, push fuel delivery line (1) towards high pressure pump (2), then detach in direction of arrow.

Remove special tool 13 0 250 and cloth.

Close off fuel line connection of high pressure pump with a matching plug from special tool set 32 1 270 .

Close off fuel delivery line with special tool 13 5 161 .

Installation note:

Retaining lugs of lock must not be damaged. A fuel line with damaged retaining lugs must be replaced.

Fuel delivery line (1) must snap audibly into place.

Procedure from production date 03/2012 (Bosch high pressure pump):

Place special tool 13 0 250 on the fuel delivery line (1) and position the retaining lugs of the tool in the recesses of the quick-release coupling.

Fix special tool 13 0 250 using the knurled screw.

WARNING: Place a cloth over the fuel delivery line and high pressure pump.

Fig 2: Identifying Fuel Delivery Line

Courtesy of BMW OF NORTH AMERICA, INC.

To unlock the fuel delivery line (1), slide it towards the high pressure pump then pull it off.

Remove special tool 13 0 250 and cloth.

Plug the fuel line connection of the high pressure pump with the correct plug.

Close off fuel delivery line with special tool 13 5 161 .

Installation note:

Retaining lugs of lock must not be damaged. A fuel line with damaged retaining lugs must be replaced.

Fuel delivery line must snap audibly into place.

Unlock and disconnect fuel delivery line (1). Close off fuel line (2) with special tool 13 5 162 .

Fig 3: Identifying Fuel Delivery Line

Courtesy of BMW OF NORTH AMERICA, INC.

Close off fuel delivery line with special tools (1) 13 5 161 and (2) 13 5 162 .

Fig 4: Closing-Off Fuel Lines Using Special Tools

Courtesy of BMW OF NORTH AMERICA, INC.

Unlock retaining tabs (1) and remove fuel delivery line (2).

Installation note:

Ensure the fuel delivery line (2) is installed correctly (no chafing points).

Make sure retaining tabs (1) latch correctly.

Fig 5: Identifying Fuel Delivery Line And Retaining Tabs

Courtesy of BMW OF NORTH AMERICA, INC.

Assemble engine.

Check fuel system for TIGHTNESS .

Check function of DME.