![Yamaha YZFR1W Service Manual Download Page 357](http://html.mh-extra.com/html/yamaha/yzfr1w/yzfr1w_service-manual_946485357.webp)
FUEL INJECTION SYSTEM
8-38
20
When the main switch is
turned to “ON”, the atmo-
spheric pressure sensor
voltage and intake air pres-
sure sensor voltage differ
greatly.
• Atmospheric pressure sensor hose is
clogged.
• Intake air pressure sensor hose is clogged,
kinked, or pinched.
• Malfunction of the atmospheric pressure
sensor in the intermediate electrical poten-
tial.
• Malfunction of the intake air pressure sen-
sor in the intermediate electrical potential.
• Malfunction in ECU.
03
02
21
Coolant temperature sen-
sor: open or short circuit
detected.
• Open or short circuit in wire harness.
• Defective coolant temperature sensor.
• Malfunction in ECU.
• Improperly installed coolant temperature
sensor.
06
22
Air temperature sensor:
open or short circuit
detected.
• Open or short circuit in wire harness.
• Defective air temperature sensor.
• Malfunction in ECU.
• Improperly installed air temperature sensor.
05
23
Atmospheric pressure sen-
sor: open or short circuit
detected.
• Open or short circuit in wire harness.
• Defective atmospheric pressure sensor.
• Improperly installed atmospheric pressure
sensor.
• Malfunction in ECU.
02
24
No normal signal is
received from the O
2
sen-
sor.
• Open or short circuit in wire harness.
• Defective O
2
sensor.
• Malfunction in ECU.
• Improperly installed O
2
sensor.
—
30
Latch up detected.
No normal signal is
received from the lean
angle sensor.
• The vehicle has overturned.
• Defective lean angle sensor.
• Malfunction in ECU.
• Improperly installed lean angle sensor.
08
33
Open circuit detected in the
primary lead of the cylinder-
#1 ignition coil.
• Open circuit in wire harness.
• Malfunction in ignition coil.
• Malfunction in ECU.
30
34
Open circuit detected in the
primary lead of the cylinder-
#2 ignition coil.
• Open circuit in wire harness.
• Malfunction in ignition coil.
• Malfunction in ECU.
31
35
Open circuit detected in the
primary lead of the cylinder-
#3 ignition coil.
• Open circuit in wire harness.
• Malfunction in ignition coil.
• Malfunction in ECU.
32
36
Open circuit detected in the
primary lead of the cylinder-
#4 ignition coil.
• Open circuit in wire harness.
• Malfunction in ignition coil.
• Malfunction in ECU.
33
39
Open circuit detected in a
injector.
• Open or short circuit in wire harness.
• Defective primary injector.
• Malfunction in ECU.
• Improperly installed primary injector.
36
37
38
39
Fault
code
No.
Symptom
Probable cause of malfunction
Diagnostic
code No.
Summary of Contents for YZFR1W
Page 1: ...2007 MOTORCYCLE SERVICE MANUAL Model YZFR1W 4C8281972000 4C8281972000 ...
Page 50: ...LUBRICATION POINTS AND LUBRICANT TYPES 2 22 ...
Page 53: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 25 EAS20410 LUBRICATION DIAGRAMS ...
Page 55: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 27 ...
Page 57: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 29 ...
Page 59: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 31 A A A A ...
Page 60: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 32 1 Main axle 2 Oil delivery pipe 3 Drive axle ...
Page 61: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 33 ...
Page 62: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 34 1 Cylinder head 2 Crankshaft ...
Page 63: ...COOLING SYSTEM DIAGRAMS 2 35 EAS20420 COOLING SYSTEM DIAGRAMS ...
Page 64: ...COOLING SYSTEM DIAGRAMS 2 36 1 Water pump 2 Radiator 3 Radiator fan ...
Page 65: ...COOLING SYSTEM DIAGRAMS 2 37 ...
Page 66: ...COOLING SYSTEM DIAGRAMS 2 38 1 Radiator cap 2 Radiator 3 Oil cooler 4 Thermostat ...
Page 67: ...CABLE ROUTING 2 39 EAS20430 CABLE ROUTING ...
Page 69: ...CABLE ROUTING 2 41 ...
Page 71: ...CABLE ROUTING 2 43 ...
Page 73: ...CABLE ROUTING 2 45 ...
Page 75: ...CABLE ROUTING 2 47 ...
Page 77: ...CABLE ROUTING 2 49 ...
Page 79: ...CABLE ROUTING 2 51 ...
Page 81: ...CABLE ROUTING 2 53 ...
Page 171: ...HANDLEBARS 4 49 ...
Page 197: ...CHAIN DRIVE 4 75 ...
Page 200: ...CHECKING THE TRANSMISSION 5 90 INSTALLING THE TRANSMISSION 5 91 ...
Page 293: ...TRANSMISSION 5 93 ...
Page 314: ...THROTTLE BODIES 7 8 ...
Page 317: ...AIR INDUCTION SYSTEM 7 11 ...
Page 320: ...IGNITION SYSTEM 8 1 EAS27090 IGNITION SYSTEM EAS27110 CIRCUIT DIAGRAM ...
Page 324: ...ELECTRIC STARTING SYSTEM 8 5 EAS27160 ELECTRIC STARTING SYSTEM EAS27170 CIRCUIT DIAGRAM ...
Page 330: ...CHARGING SYSTEM 8 11 EAS27200 CHARGING SYSTEM EAS27210 CIRCUIT DIAGRAM ...
Page 333: ...CHARGING SYSTEM 8 14 ...
Page 334: ...LIGHTING SYSTEM 8 15 EAS27240 LIGHTING SYSTEM EAS27250 CIRCUIT DIAGRAM ...
Page 338: ...SIGNALING SYSTEM 8 19 EAS27270 SIGNALING SYSTEM EAS27280 CIRCUIT DIAGRAM ...
Page 344: ...COOLING SYSTEM 8 25 EAS27300 COOLING SYSTEM EAS27310 CIRCUIT DIAGRAM ...
Page 347: ...COOLING SYSTEM 8 28 ...
Page 348: ...FUEL INJECTION SYSTEM 8 29 EAS27330 FUEL INJECTION SYSTEM EAS27340 CIRCUIT DIAGRAM ...
Page 384: ...FUEL PUMP SYSTEM 8 65 EAS27550 FUEL PUMP SYSTEM EAS27560 CIRCUIT DIAGRAM ...
Page 388: ...IMMOBILIZER SYSTEM 8 69 EAS27640 IMMOBILIZER SYSTEM EAS27650 CIRCUIT DIAGRAM ...
Page 396: ...ELECTRICAL COMPONENTS 8 77 EAS27970 ELECTRICAL COMPONENTS ...
Page 398: ...ELECTRICAL COMPONENTS 8 79 ...
Page 400: ...ELECTRICAL COMPONENTS 8 81 EAS27980 CHECKING THE SWITCHES ...
Page 420: ...ELECTRICAL COMPONENTS 8 101 ...
Page 429: ...Yamaha Motor Canada Ltd 480 Gordon Baker Road Toronto ON M2H 3B4 ...