Yamaha 2009 YZF-R1 (Y) User Manual

FUEL INJECTION SYSTEM
8-50
If fault codes 13 and 14 are indicated simultaneously, take the actions specified for fault code 13
first.
Fault code No. 14
Symptom
The intake air pressure sensor has failed (due to clogging of hose or
sensor disconnection).
Fail-safe action
Engine startup: Possible
Riding: Possible
Diagnostic monitor-
ing code No.
D:03
Meter display Displays the intake air pressure.
Checking method
Set the engine stop switch to “ ”, and then push the start switch
“ ”. (If the display value changes, the performance is OK.)
Item/components and
probable cause
Check or maintenance job
Sensor inspection proce-
dure
1 The intake air pressure sen-
sor hose is damaged, discon-
nected, clogged, twisted or
bent.
Repair or replace the sensor
hose.
Starting the engine and oper-
ating it at idle.
Fully close the throttle and
check the fault recovery.
2 Intake air pressure sensor
malfunction
Check in the diagnostic mode
(Code No. 03).
When engine is stopped:
Atmospheric pressure at the
current altitude and weather
conditions is indicated.
0 m above sea level: Approx.
101 kPa
1000 m above sea level:
Approx. 90 kPa
2000 m above sea level:
Approx. 80 kPa
3000 m above sea level:
Approx. 70 kPa
When engine is cranking:
Make sure that the indication
value changes.
The value does not change
when engine is cranking. →
Replace the intake air pres-
sure sensor.
Sensor inspection procedure
Refer to “CHECKING THE
INTAKE AIR PRESSURE
SENSOR” on page 8-141.
3 ECU malfunction Replace the ECU.

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