Yamaha 2009 YZF-R1 (Y) User Manual

7
FUEL SYSTEM
FUEL TANK ..................................................................................................7-1
REMOVING THE FUEL TANK SIDE COVERS ......................................7-3
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..............................................................7-3
INSTALLING THE FUEL TANK...............................................................7-4
INSTALLING THE FUEL TANK SIDE COVERS .....................................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 LOWER AIR FILTER CASE .......................................7-8
REMOVING THE INTAKE FUNNEL ASSEMBLY ...................................7-8
CHECKING THE SECONDARY INJECTORS ........................................7-8
CHECKING THE AIR FILTER CASE SEAL............................................7-9
CHECKING THE INTAKE FUNNEL........................................................7-9
INSTALLING THE INTAKE FUNNEL AND LOWER AIR FILTER
CASE ......................................................................................................7-9
CHECKING THE INTAKE FUNNEL OPERATION..................................7-9
INSTALLING THE SECONDARY INJECTORS ....................................7-10
INSTALLING THE UPPER AIR FILTER CASE.....................................7-10
INSTALLING THE FUEL HOSE (PRIMARY INJECTOR JOINT
SIDE AND SECONDARY INJECTOR JOINT SIDE).............................7-11
THROTTLE BODIES...................................................................................7-12
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
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
ADJUSTING THE ACCELERATOR POSITION SENSOR....................7-19
AIR INDUCTION SYSTEM .........................................................................7-21
CHECKING THE AIR INDUCTION SYSTEM.......................................7-25
INSTALLING THE AIR INDUCTION SYSTEM .....................................7-26

Yamaha 2009 YZF-R1 (Y) Specifications

General

Bore x Stroke	78.0 mm x 52.2 mm
Compression Ratio	12.7:1
Fuel System	Fuel injection with YCC-T and YCC-I
Ignition	TCI: Transistor Controlled Ignition
Transmission	6-speed w/multiplate slipper clutch
Final Drive	Chain
Front Tire	120/70-ZR17
Rear Tire	190/55-ZR17
Seat Height	835 mm
Wet Weight	206 kg
Engine Type	Liquid-cooled, 4-stroke, DOHC, inline 4-cylinder
Front Suspension	43 mm inverted fork, fully adjustable
Rear Suspension	Single shock, fully adjustable
Front Brakes	Dual 310 mm discs, radial-mount 6-piston calipers
Rear Brakes	220 mm disc, single-piston caliper
Dimensions (L x W x H)	2, 070 mm x 715 mm x 1, 130 mm
Wheelbase	1415 mm
Fuel Capacity	18 L