FUEL INJECTION SYSTEM
8-56
B-4
Wire harness continuity.
Open or short circuit
→
Replace
the wire harness.
Between ECU coupler and di-
ode 4.
black/yellow–black/yellow
Between diode 4 and diode 1.
yellow/black–yellow/black
Between diode 1 and gear posi-
tion switch coupler.
sky blue–sky blue
Execute the diagnostic mode.
(Code No. 21)
When the transmission is in
neutral: “ON”
When the transmission is in
gear with the clutch lever re-
leased: “OFF”
Correct indication
→
Go to item
B-9 and delete the fault code.
Incorrect indication
→
Go to
item B-5.
B-5
Defective diode.
Check the diode 1.
Replace if defective.
Refer to “CHECKING THE DI-
ODES” on page 8-86.
Execute the diagnostic mode.
(Code No. 21)
When the transmission is in
neutral: “ON”
When the transmission is in
gear with the clutch lever re-
leased: “OFF”
Correct indication
→
Go to item
B-9 and delete the fault code.
Incorrect indication
→
Go to
item B-6.
B-6
Defective gear position switch.
Check the gear position switch.
Replace if defective.
Refer to “CHECKING THE
GEAR POSITION SWITCH” on
page 8-93.
Execute the diagnostic mode.
(Code No. 21)
When the transmission is in
neutral: “ON”
When the transmission is in
gear with the clutch lever re-
leased: “OFF”
Correct indication
→
Go to item
B-9 and delete the fault code.
Incorrect indication
→
Go to
item B-7.
B-7
Faulty shift drum (neutral detec-
tion area).
Malfunction
→
Replace the shift
drum.
Refer to “TRANSMISSION” on
page 5-86.
Execute the diagnostic mode.
(Code No. 21)
When the transmission is in
neutral: “ON”
When the transmission is in
gear with the clutch lever re-
leased: “OFF”
Correct indication
→
Go to item
B-9 and delete the fault code.
Incorrect indication
→
Go to
item B-8.
B-8
Malfunction in ECU.
Replace the ECU.
Refer to “REPLACING THE
ECU (engine control unit)” on
page 8-81.
Fault code No.
42
Item
A
Speed sensor: no normal signals are received from the speed
sensor.
B
Gear position switch: open or short circuit is detected.
C
Clutch switch: open or short circuit is detected.
Содержание YZF-R25
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Страница 25: ...BASIC SERVICE INFORMATION 1 16 ...
Страница 32: ...SPECIAL TOOLS 1 23 ...
Страница 49: ...TIGHTENING TORQUES 2 16 2 6 8 5 4 1 2 6 3 7 2 10 9 A ...
Страница 61: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 28 Oil pump right side view 1 2 1 Oil pump 2 Relief valve ...
Страница 66: ...COOLING SYSTEM DIAGRAMS 2 33 EAS20020 COOLING SYSTEM DIAGRAMS 1 2 3 1 5 4 4 ...
Страница 67: ...COOLING SYSTEM DIAGRAMS 2 34 1 Radiator 2 Radiator outlet hose 3 Water pump 4 Thermostat 5 Radiator inlet hose ...
Страница 99: ......
Страница 128: ...PERIODIC MAINTENANCE 3 29 ...
Страница 146: ...GENERAL CHASSIS 5 4 15 1 b b a a 2 ...
Страница 200: ...FRONT FORK 4 69 2 b a 1 ...
Страница 209: ...SWINGARM AND REAR SHOCK ABSORBER ASSEMBLY 4 78 2 1 1 1 a A B ...
Страница 214: ...CHAIN DRIVE 4 83 ...
Страница 227: ...ENGINE REMOVAL 5 10 T R Exhaust pipe protector bolt 8 Nm 0 8 m kgf 5 8 ft lbf LOCTITE 9 8 4 7 6 1 5 3 2 ...
Страница 256: ...CYLINDER AND PISTONS 5 39 1 ...
Страница 310: ...TRANSMISSION 5 93 ...
Страница 322: ...WATER PUMP 6 11 ...
Страница 336: ...THROTTLE BODIES 7 13 c 1 cylinder d 2 cylinder A Left B Right b a d c A B b 1 ...
Страница 337: ...THROTTLE BODIES 7 14 ...
Страница 338: ...AIR INDUCTION SYSTEM 7 15 EAS20071 AIR INDUCTION SYSTEM 1 2 3 4 5 1 2 ...
Страница 342: ...AIR INDUCTION SYSTEM 7 19 ...
Страница 345: ......
Страница 355: ...ELECTRIC STARTING SYSTEM 8 10 ...
Страница 359: ...CHARGING SYSTEM 8 14 ...
Страница 371: ...SIGNALING SYSTEM 8 26 ...
Страница 417: ...FUEL PUMP SYSTEM 8 72 ...
Страница 418: ...ELECTRICAL COMPONENTS 8 73 EAS20089 ELECTRICAL COMPONENTS 2 1 3 4 6 5 8 7 17 18 15 16 14 13 12 11 10 9 20 19 ...
Страница 420: ...ELECTRICAL COMPONENTS 8 75 2 3 4 5 12 11 10 9 8 7 1 6 ...
Страница 440: ...ELECTRICAL COMPONENTS 8 95 ...
Страница 451: ...SELF DIAGNOSTIC FUNCTION AND DIAGNOSTIC CODE TABLE 9 10 ...
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