
ELECTRICAL COMPONENTS
8-141
c. Turn the main switch to “ON”.
d. Measure the atmospheric pressure sensor
output voltage.
▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲
EAS28390
CHECKING THE CYLINDER IDENTIFICA-
TION SENSOR
1. Remove:
• Fuel tank
Refer to “FUEL TANK” on page 7-1.
• Air filter case
Refer to “AIR FILTER CASE” on page 7-
5.
• Air filter case duct
Refer to “AIR INDUCTION SYSTEM” on
page 7-21.
2. Check:
• Cylinder identification sensor output volt-
age
Out of specification
→
Replace.
▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼
a. Connect the test harness-speed sensor
(3P) “1” to the speed sensor coupler and
wire harness as shown.
b. Connect the pocket tester (DC 20 V) to the
test harness-speed sensor (3P).
c. Turn the main switch to “ON”.
d. Rotate the crankshaft.
e. Measure the voltage. With each full rotation
of the crankshaft, the voltage reading
should cycle from 0.8 V to 4.8 V to 0.8 V to
4.8 V.
▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲
EAS28410
CHECKING THE INTAKE AIR PRESSURE
SENSOR
1. Check:
• Intake air pressure sensor output voltage
Out of specification
→
Replace.
▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼
a. Connect the test harness S-pressure sen-
sor (3P) “1” to the intake air pressure sen-
sor and wire harness as shown.
ECA14B1035
Pay attention to the installing direction of
the test harness S-pressure sensor (3P)
coupler “a”.
• Positive tester probe
Pink (wire harness color)
• Negative tester probe
Black/blue (wire harness color)
Cylinder identification sensor
output voltage (ON)
More than 4.8 V
Cylinder identification sensor
output voltage (OFF)
Less than 0.8 V
Pocket tester
90890-03112
Analog pocket tester
YU-03112-C
Test harness-speed sensor (3P)
90890-03208
YU-03208
• Positive tester probe
White/Black (wire harness color)
• Negative tester probe
Black/Blue (wire harness color)
Intake air pressure sensor out-
put voltage
3.57–3.71 V at 101.32 kPa
Summary of Contents for 2009 YZF-R1 (Y)
Page 1: ...SERVICE MANUAL YZF R1 Y 2009 14B 28197 E0 ...
Page 6: ......
Page 8: ......
Page 66: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 29 EAS20410 LUBRICATION DIAGRAMS ...
Page 68: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 31 ...
Page 70: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 33 ...
Page 72: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 35 ...
Page 73: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 36 1 Main axle 2 Oil water pump assembly ...
Page 74: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 37 ...
Page 75: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 38 1 Main axle 2 Oil delivery pipe 2 3 Drive axle ...
Page 76: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 39 ...
Page 78: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 41 ...
Page 80: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 43 ...
Page 81: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 44 1 Balancer shaft 2 Crankshaft ...
Page 82: ...COOLING SYSTEM DIAGRAMS 2 45 EAS20420 COOLING SYSTEM DIAGRAMS ...
Page 84: ...COOLING SYSTEM DIAGRAMS 2 47 ...
Page 85: ...COOLING SYSTEM DIAGRAMS 2 48 1 Radiator cap 2 Radiator 3 Radiator fan 4 Oil cooler ...
Page 86: ...CABLE ROUTING 2 49 EAS20430 CABLE ROUTING ...
Page 88: ...CABLE ROUTING 2 51 ...
Page 90: ...CABLE ROUTING 2 53 ...
Page 92: ...CABLE ROUTING 2 55 ...
Page 94: ...CABLE ROUTING 2 57 ...
Page 96: ...CABLE ROUTING 2 59 ...
Page 98: ...CABLE ROUTING 2 61 ...
Page 100: ...CABLE ROUTING 2 63 ...
Page 102: ...CABLE ROUTING 2 65 ...
Page 104: ...CABLE ROUTING 2 67 ...
Page 106: ...CABLE ROUTING 2 69 ...
Page 108: ...CABLE ROUTING 2 71 ...
Page 110: ...CABLE ROUTING 2 73 ...
Page 112: ...CABLE ROUTING 2 75 ...
Page 115: ......
Page 151: ...PERIODIC MAINTENANCE 3 36 ...
Page 152: ...PERIODIC MAINTENANCE 3 37 ...
Page 242: ...CHAIN DRIVE 4 87 ...
Page 257: ...ENGINE REMOVAL 5 12 Installed depth of gasket c 3 5 mm 0 14 in ...
Page 290: ...PICKUP ROTOR 5 45 Yamaha bond No 1215 Three Bond No 1215 90890 85505 ...
Page 360: ...WATER PUMP 6 15 ...
Page 382: ...AIR INDUCTION SYSTEM 7 21 EAS27040 AIR INDUCTION SYSTEM ...
Page 388: ...AIR INDUCTION SYSTEM 7 27 ...
Page 391: ......
Page 392: ...IGNITION SYSTEM 8 1 EAS27090 IGNITION SYSTEM EAS27110 CIRCUIT DIAGRAM ...
Page 398: ...ELECTRIC STARTING SYSTEM 8 7 EAS27160 ELECTRIC STARTING SYSTEM EAS27170 CIRCUIT DIAGRAM ...
Page 404: ...CHARGING SYSTEM 8 13 EAS27200 CHARGING SYSTEM EAS27210 CIRCUIT DIAGRAM ...
Page 407: ...CHARGING SYSTEM 8 16 ...
Page 408: ...LIGHTING SYSTEM 8 17 EAS27240 LIGHTING SYSTEM EAS27250 CIRCUIT DIAGRAM ...
Page 412: ...SIGNALING SYSTEM 8 21 EAS27270 SIGNALING SYSTEM EAS27280 CIRCUIT DIAGRAM ...
Page 419: ...SIGNALING SYSTEM 8 28 ...
Page 420: ...COOLING SYSTEM 8 29 EAS27300 COOLING SYSTEM EAS27310 CIRCUIT DIAGRAM ...
Page 423: ...COOLING SYSTEM 8 32 ...
Page 424: ...FUEL INJECTION SYSTEM 8 33 EAS27330 FUEL INJECTION SYSTEM EAS27340 CIRCUIT DIAGRAM ...
Page 494: ...FUEL PUMP SYSTEM 8 103 EAS27550 FUEL PUMP SYSTEM EAS27560 CIRCUIT DIAGRAM ...
Page 498: ...IMMOBILIZER SYSTEM 8 107 EAS27640 IMMOBILIZER SYSTEM EAS27650 CIRCUIT DIAGRAM ...
Page 507: ...IMMOBILIZER SYSTEM 8 116 ...
Page 508: ...ELECTRICAL COMPONENTS 8 117 EAS27972 ELECTRICAL COMPONENTS ...
Page 510: ...ELECTRICAL COMPONENTS 8 119 ...
Page 512: ...ELECTRICAL COMPONENTS 8 121 EAS27980 CHECKING THE SWITCHES ...
Page 536: ...ELECTRICAL COMPONENTS 8 145 ...
Page 543: ......
Page 544: ...YAMAHA MOTOR CO LTD 2500 SHINGAI IWATA SHIZUOKA JAPAN ...