13 53 240 Replacing Complete Injection Pipe (S85)

Special tools required: 

• 13 5 281

Necessary preliminary tasks: 

• Read out fault memory of DME control unit; if necessary, work through test schedules.
• Switch off ignition.
• Remove fresh air duct. See 64 31 053 REMOVING AND INSTALLING OR REPLACING FRESH AIR DUCT .
• Remove intake air manifold. See 11 61 050 REMOVING AND INSTALLING AIR INTAKE MANIFOLD (S85) .
• Remove ignition coil covers.
• Release cable duct in V-chamber, unlock plug connections and disconnect, lay cable duct to one side.

Recycling 

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

Observe country-specific waste-disposal regulations.

Slacken bolts (1)

Unlock and detach fuel line (2).

Unfasten screws.

Unlock plugs on fuel injectors and disconnect.

Remove both injection pipes (3).

Fig 1: Identifying Bolts, Fuel Line And Injection Pipes

Courtesy of BMW OF NORTH AMERICA, INC.

Seal fuel hose with special tool 13 5 281.

Fig 2: Identifying Special Tool 13 5 281

Courtesy of BMW OF NORTH AMERICA, INC.

Lever out retainers (1).

Pull fuel injectors out of injection pipe.

Installation: 

Replace sealing rings on fuel injectors and coat with anti-friction agent.

Fig 3: Pulling Fuel Injectors Out Of Injection Pipe

Courtesy of BMW OF NORTH AMERICA, INC.