13 31 035 Removing and installing/replacing fuel feed line

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NOTE:

For Special Tool identification, see FUEL SYSTEM - SPECIAL TOOLS - COOPER (1.6L) R50/W10 .

Special Tools Required:

13 5 281
13 5 282

Recycling:

Catch and dispose of escaping fuel.

Observe country-specific waste-disposal regulations.

IMPORTANT: When working on fuel lines, make sure no fuel drips onto the alternator. Cover alternator with suitable material.

Necessary Preliminary Tasks:

Switch off ignition.
Reduce fuel pressure in fuel feed line.

The above tasks are described in the appropriate article, refer to 13 64 541 REPLACING ALL FUEL INJECTORS .

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

Release fuel feed line from clips.

Unlock quick-connect coupling on fuel feed line (1) and detach from injection pipe.

Seal fuel feed line with special tool 13 5 281.

Fig 1: Sealing Fuel Feed Line With Special Tool

Courtesy of BMW OF NORTH AMERICA, INC.

Remove fixtures (1) of fuel line from bulkhead and body floor.

Fig 2: Removing Fixtures Of Fuel Line

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: Lower the chassis subframe slightly in order to remove the fuel line.

Support chassis subframe in middle with a transmission lifter.

Release both screws (1) of resilient mounting bushes.

Tightening torque, (100 N.m.).

Fig 3: Removing Screws Of Resilient Mounting Bushes

Courtesy of BMW OF NORTH AMERICA, INC.

Release upper screws (1) of chassis subframe by 5 mm.

NOTE: Do not remove screws.

Tightening torque, (100 N.m.).

Fig 4: Removing Upper Screws Of Chassis Subframe

Courtesy of BMW OF NORTH AMERICA, INC.

Slacken all 6 rear screws of chassis subframe until chassis subframe has 10 mm clearance, see illustration.

NOTE: The transmission lifter may have to be lowered slightly so that the chassis subframe can be moved away from the body.

Release right screw (1) on chassis subframe.

Fig 5: Removing Right Screw On Chassis Subframe

Courtesy of BMW OF NORTH AMERICA, INC.

Press lugs of quick-connect coupling (1) together and carefully detach fuel feed line (2) from quick-connect coupling.

Place special tool 13 5 282 on fuel line and detach fuel line from clips on body.

Remove fuel line.

Fig 6: Removing Fuel Feed Line

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: The heat shield on the bulkhead may have to be detached so that there is sufficient space available for removal.

Catch fuel remaining in the line in a suitable container.

Then examine fuel system for leaks.