FUEL INJECTION SYSTEM
8-42
TIP
Before troubleshooting, disconnect the starter motor lead from the starter relay.
TIP
Before troubleshooting, disconnect the starter motor lead from the starter relay.
Fault code No.
50
Item
Faulty ECU memory.
Fail-safe system
Unable to start engine
Unable to drive vehicle
Diagnostic code No.
—
Diagnostic tool display
—
Procedure
—
Item Probable cause of malfunc-
tion and check
Maintenance job
Confirmation of service
completion
1
Malfunction in ECU.
Replace the ECU.
Push the start switch.
Check that the fault code
number is not displayed.
Fault code No.
waiting for connection
Item
No communication signal is received from the ECU.
Fail-safe system
Able to start engine (Unable when ECU is malfunctioning)
Able to drive vehicle (Unable when ECU is malfunctioning)
Diagnostic code No.
—
Diagnostic tool display
—
Procedure
—
Item Probable cause of malfunc-
tion and check
Maintenance job
Confirmation of service
completion
1
Connection of Yamaha diag-
nostic tool coupler.
Check the locking condition
of the coupler.
Disconnect the coupler and
check the pins (bent or bro-
ken terminals and locking
condition of the pins).
Improperly connected
Connect the coupler securely
or repair/replace the wire har-
ness.
Push the start switch.
Fault code number is not dis-
played
Service is finished.
Fault code number is dis-
played
Go to item 2.
2
Connection of wire harness
ECU coupler.
Check the locking condition
of the coupler.
Disconnect the coupler and
check the pins (bent or bro-
ken terminals and locking
condition of the pins).
Improperly connected
Connect the coupler securely
or repair/replace the wire har-
ness.
Push the start switch.
Fault code number is not dis-
played
Service is finished.
Fault code number is dis-
played
Go to item 3.
Содержание YZ 2016 Series
Страница 6: ...EASB296006 YAMAHA MOTOR CORPORATION U S A YZ MOTORCYCLE LIMITED WARRANTY...
Страница 10: ......
Страница 31: ...CONTROL FUNCTIONS 1 19 a 2...
Страница 63: ...LUBRICATION POINTS AND LUBRICANT TYPES 2 22...
Страница 66: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 25...
Страница 68: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 27...
Страница 69: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 28 1 Exhaust camshaft 2 Intake camshaft 3 Oil filter element 4 Oil pump...
Страница 70: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 29...
Страница 71: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 30 1 Camshaft 2 Oil pressure check bolt 3 Oil filter element 4 Oil pump...
Страница 72: ...CABLE ROUTING DIAGRAM 2 31 EASB296066 CABLE ROUTING DIAGRAM...
Страница 74: ...CABLE ROUTING DIAGRAM 2 33...
Страница 76: ...CABLE ROUTING DIAGRAM 2 35...
Страница 78: ...CABLE ROUTING DIAGRAM 2 37...
Страница 80: ...CABLE ROUTING DIAGRAM 2 39...
Страница 82: ...CABLE ROUTING DIAGRAM 2 41...
Страница 84: ...CABLE ROUTING DIAGRAM 2 43...
Страница 86: ...CABLE ROUTING DIAGRAM 2 45...
Страница 239: ...ELECTRIC STARTER 5 40 5 Install Bolt 1 O ring 2 TIP Apply the lithium soap based grease on the O ring New...
Страница 262: ...OIL PUMP AND BALANCER GEAR 5 63 a 2 10 b 2 9 1 b 5 3 a 4 10 5 9 3 E c d 6 7 8 8 b 6...
Страница 282: ...TRANSMISSION 5 83...
Страница 302: ...8 CHECKING THE INTAKE AIR TEMPERATURE SENSOR 8 68 CHECKING THE FUEL INJECTOR 8 68...
Страница 317: ...CHARGING SYSTEM 8 15...
Страница 321: ...COOLING SYSTEM For JPN 8 19...
Страница 351: ...FUEL PUMP SYSTEM 8 49...
Страница 352: ...ELECTRICAL COMPONENTS 8 50 EASB296346 ELECTRICAL COMPONENTS EASB296347 7 8 9 1 3 2 4 5 6...
Страница 354: ...ELECTRICAL COMPONENTS 8 52 11 10 9 2 3 1 6 7 8 4 5...
Страница 356: ...ELECTRICAL COMPONENTS 8 54 EASB296348 CHECKING THE SWITCHES 4 1 3 2 B B Sb B B B B B B B B...
Страница 357: ...ELECTRICAL COMPONENTS 8 55 1 Engine stop switch 2 Neutral switch 3 Clutch switch 4 Start switch...
Страница 378: ...LIST OF SELF DIAGNOSTIC AND FAIL SAFE ACTIONS 9 7...
Страница 392: ...ON OFF ON OFF Gy Gy B B Gy B B B L L B B B B B YZ250FXG 2016 WIRING DIAGRAM B29 28199 11_W D indd 2 2015 06 15 13 19 32...