FUEL INJECTION SYSTEM
8-52
Fault code No. 41
5
Wire harness continuity.
Open or short circuit
→
Replace
the wire harness.
Between fuel injector coupler
and ECU coupler.
Fuel injector #1
red/black–red/black
Fuel injector #2
green/black–green/black
Between fuel injector coupler
and cylinder-#1 ignition coil con-
nector.
red/blue–red/black
Execute the diagnostic mode.
(Code Nos. 36, 37)
No operating sound
→
Go to
item 6.
Operating sound
→
Go to item
7.
6
Malfunction in ECU.
Replace the ECU.
Refer to “REPLACING THE
ECU (engine control unit)” on
page 8-81.
7
Delete the fault code.
Start the engine and let it idle for
approximately 5 seconds.
Check that the fault code num-
ber is not displayed.
Fault code No.
39
Item
Fuel injector: open or short circuit detected.
Fault code No.
41
Item
Lean angle sensor: open or short circuit detected.
Fail-safe system
Unable to start engine
Unable to drive vehicle
Diagnostic code No.
08
Tool display
Lean angle sensor output voltage
• 0.4–1.4 (upright)
• 3.7–4.4 (overturned)
Procedure
Remove the lean angle sensor and incline it more than 45 degrees.
Item
Probable cause of malfunc-
tion and check
Maintenance job
Confirmation of service com-
pletion
1
Connection of lean angle sensor
coupler.
Check the locking condition of
the coupler.
Disconnect the coupler and
check the pins (bent or broken
terminals and locking condition
of the pins).
Improperly connected
→
Con-
nect the coupler securely or re-
place the wire harness.
Turn the main switch to “ON”,
then to “OFF”, and then back to
“ON”.
Fault code number is not dis-
played
→
Service is finished.
Fault code number is displayed
→
Go to item 2.
2
Connection of ECU coupler.
Check the locking condition of
the coupler.
Disconnect the coupler and
check the pins (bent or broken
terminals and locking condition
of the pins).
Improperly connected
→
Con-
nect the coupler securely or re-
place the wire harness.
Turn the main switch to “ON”,
then to “OFF”, and then back to
“ON”.
Fault code number is not dis-
played
→
Service is finished.
Fault code number is displayed
→
Go to item 3.
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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