Fuel System - Yamaha YZF-R1 Series Service Manual

FUEL TANK..................................................................................................... 7-1
REMOVING THE FUEL TANK ..................................................................7-3
REMOVING THE FUEL PUMP .................................................................7-3
CHECKING THE FUEL PUMP BODY.......................................................7-3
CHECKING THE FUEL PUMP OPERATION............................................7-3
INSTALLING THE FUEL PUMP................................................................7-4
INSTALLING THE FUEL TANK.................................................................7-4
AIR FILTER CASE .......................................................................................... 7-5
CHECKING THE SECONDARY INJECTORS (BEFORE REMOVING) ...7-7
REMOVING THE FUEL HOSE (PRIMARY INJECTOR JOINT SIDE
AND SECONDARY INJECTOR JOINT SIDE) ......................................... 7-7
REMOVING THE SECONDARY INJECTORS.......................................... 7-7
REMOVING THE AIR FILTER CASE........................................................7-7
REMOVING THE INTAKE FUNNEL ASSEMBLY ..................................... 7-8
CHECKING THE SECONDARY INJECTORS .......................................... 7-8
CHECKING THE AIR FILTER CASE SEAL ..............................................7-8
CHECKING THE INTAKE FUNNEL .......................................................... 7-8
INSTALLING THE INTAKE FUNNEL AND AIR FILTER CASE ................ 7-8
CHECKING THE INTAKE FUNNEL OPERATION....................................7-9
INSTALLING THE SECONDARY INJECTORS ........................................ 7-9
INSTALLING THE UPPER AIR FILTER CASE......................................... 7-9
INSTALLING THE FUEL HOSE (PRIMARY INJECTOR JOINT SIDE
AND SECONDARY INJECTOR JOINT SIDE) ....................................... 7-10
THROTTLE BODIES .....................................................................................7-11
CHECKING THE PRIMARY INJECTORS (BEFORE REMOVING)........ 7-15
REMOVING THE PRIMARY INJECTORS .............................................. 7-15
CHECKING THE PRIMARY INJECTORS............................................... 7-15
CHECKING AND CLEANING THE THROTTLE BODIES.......................7-15
REPLACING THE THROTTLE BODIES ................................................. 7-17
INSTALLING THE PRIMARY INJECTORS............................................. 7-17
CHECKING THE INJECTOR PRESSURE.............................................. 7-17
CHECKING THE FUEL PRESSURE ......................................................7-18
ADJUSTING THE THROTTLE POSITION SENSOR..............................7-19
AIR INDUCTION SYSTEM ............................................................................7-20
CHECKING THE AIR INDUCTION SYSTEM..........................................7-23
INSTALLING THE AIR INDUCTION SYSTEM........................................ 7-24

FUEL SYSTEM

7