Engine fuel supply and exhaust systems of motorcycle BMW K1200LT (1998-2009)

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BMW
K-series
K 1200 LT
Engine and systems
Fuel and exhaust systems

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Technical Data of fuel preparation and control
Technical DataK1200 LT Fuel gradeSuper (premium), unleaded, 95 octane (RON) Mixture preparationMotronic MA 2.4 Fuel pressure, bar (psi)3.5 (49.80) Throttle valve stub inside dia., mm (in)34 (1.34) Air filterMulti-layer paper element Intake stub...

Removing and installing Motronic control unit
Warning: Comply with safety precautions when handling or working with fuel; note that the fuel lines are pressurised. Remove fuel tank. See Group 16. Cauion: Disconnect ground lead from battery and insulate. Remove the fasteners (arrows). Pull...

Replacing air temperature sensor
Remove left and right fairing side sections. See Group 46. Remove front seat with bridge. See Group 52. Remove fastener securing fuel tank to frame. Pull fuel tank toward rear to disengage it from its holder. Disconnect plug (1) of temperature...

Removing and installing intake air silencer
Remove left and right fairing side sections. See Group 46. Warning: Comply with safety precautions when handling or working with fuel; note that the fuel lines are pressurised. Remove fuel tank. See Group 16. Remove screw (arrow) securing suction...

Removing and installing fuel injection rail
Remove left and right fairing side sections. See Group 46. Warning: Comply with safety precautions when handling or working with fuel; note that the fuel lines are pressurised. Remove fuel tank. See Group 16. Remove air outlet duct for left...

Removing and installing pressure regulator
Remove left and right fairing side sections. Warning: Comply with safety precautions when handling or working with fuel. Remove fuel tank. See Group 16. Use hose clamps, BMW # 13 3 010, to close off fuel hoses at injection rail. Pry out clip (1) at...

Removing and installing throttle valve rail
Caution: Do not slacken the fasteners securing the throttle valve stubs to the throttle valve rail. Remove left and right fairing side sections. See Group 46. Warning: Comply with safety precautions when handling or working with fuel. Remove fuel...

Removing and installing throttle valve actuator
Remove left and right fairing side sections. Warning: Comply with safety precautions when handling or working with fuel. Remove fuel tank. See Group 16. Remove fuel injection rail. Disconnect plug of throttle valve actuator (arrow). Caution: Take...

Replacing and adjusting throttle valve potentiometer
Remove throttle valve rail. Remove screws (arrows). Remove the throttle valve potentiometer. Install the new throttle valve potentiometer. Note: Throttle valve actuator must be installed and connected. Throttle-valve potentiometer must be connected....

Removing and installing intake stubs
Remove throttle valve rail. Remove screws (arrows) and remove intake stubs complete with sealing rings. Note: When installing the rear intake stub, do not forget the clip for the fuel hose. Tightening torque: Intake stub to cylinder head — 9 Nm

Replacing fuel hoses
Remove throttle valve rail. Open the retaining clip (arrow). Open clip (arrow) securing fuel-supply hose (1) and fuel-return hose (2). Warning: Comply with safety precautions when handling or working with fuel. Installation is the reverse of the...

Removing and installing throttle cables
Preparatory work for all Bowden cables Remove left and right fairing side sections. See Group 46. Remove tank cover. Warning: Comply with safety precautions when handling or working with fuel. Remove fuel tank. See Group 16. Remove left air outlet...

Checking fuel pressure
Remove right side section of fairing. See Group 46. Warning: Comply with safety precautions when handling or working with fuel; note that the fuel lines are pressurised. Connect a test pressure gauge, BMW # 16 1 500, to fuel-supply line (inner hose,...

Technical Data of fuel tank and lines
Technical DataK1200 LT Tank capacity: Motorcycle on side stand, l (Imp. gal/ US gal)Motorcycle on main stand, l (Imp. gal/ US gal)approx. 23.5 (5.17/6.21) approx. 22 (4.84/5.81) Including reserve of l (Imp. gal/ US gal)4 (0.88/1.06) Type of...

Removing and installing fuel tank
Note: The immersion-tube sensor has to be calibrated if it or the fuel tank has been replaced. Caution: Disconnect ground lead from battery and insulate. Remove left and right fairing side sections. Remove tank cover. See Group 46. Remove bridge for...

Renewing fuel filter
Remove fuel tank. Warning: Comply with safety precautions when handling or working with fuel. Drain fuel tank. Removing the fuel pump unit Release union nut (3) using wrench, BMW # 16 1 710. Remove fuel-pump unit (1) with seal (2)....

Removing/installing immersion-tube sensor
Remove left and right fairing side panels. Remove tank cover. See Group 46. Caution: Disconnect ground lead from battery and insulate. Warning: Comply with safety precautions when handling or working with fuel. Disconnect the plug of the...

Removing/installing roll-over valve
Remove left and right fairing side sections. Remove tank cover. See Group 46. Disconnect the drain hose. Release the retaining screws (arrows). Installation is the reverse of the removal procedure. Tightening torque: Roll-over valve to fuel tank — 3...

Technical Data of exhaust system
Technical DataK1200 LT Exhaust system Emission control3-way catalytic converter Silencer (muffler)Reflection/absorption silencer, non-rusting stainless steel

Removing and installing exhaust heat shield
Slacken screws securing front left footrest plate. Remove the 2 retaining screws (arrows). Caution: Do not damage the side case when removing the heat shield: use masking tape to protect the case if necessary. Pull heat shield toward rear to remove....

Removing and installing exhaust system
Remove left-hand section of engine spoiler. See Group 46. Note: The bottom fastener of the rear footrest plate is secured to the battery bracket. When removing the battery cover, slacken but do not remove the screw. Slacken screws securing rear left...

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