7-31
FUEL INJECTION SYSTEM
Fault code No.
16
Symptom
The throttle position sensor is detected stuck.
Used diagnostic code No. 01 (throttle position sensor)
Order
Item/components
Check or maintenance job
Restore method
1
Defective throttle position sensor
Replace the sensor if it is defective.
Refer to “THROTTLE BODY ASSEMBLY”.
Reinstated by start-
ing the engine, oper-
ating it at idle, and
then racing it.
2
Throttle position sensor installation
Execute the diagnostic mode. (Code No. 01)
Check the sensor for looseness or pinching.
Check that the sensor is installed in the specified
position. Refer to “THROTTLE BODY ASSEM-
BLY”.
Fault code No.
19
Symptom
Open circuit is detected in the input wire from the sidestand switch to the ECU.
Used diagnostic code No. 20 (sidestand switch)
Order
Item/components
Check or maintenance job
Restore method
1
Coupler connections
ECU coupler
Blue/Black connector
Check the couplers for any pins that may have
pulled out.
Check that the couplers are securely locked.
If necessary, repair the coupler or securely con-
nect it.
If the transmission is
in gear, it is rein-
stated by retracting
the sidestand.
If the transmission is
in neutral, it is rein-
stated by reconnect-
ing the wiring.
2
Open or short circuit in the wire har-
ness
Repair or replace if there is an open or short cir-
cuit between the ECU and sidestand switch.
Blue/Black
3
Defective sidestand switch
Execute the diagnostic mode. (Code No. 20)
Replace the switch if it is defective.
Refer to “CHECKING THE SWITCHES”
on page 8-43.
Fault code No.
21
Symptom
Open or short circuit is detected from the coolant temperature sensor.
Used diagnostic code No. 06 (coolant temperature sensor)
Order
Item/components
Check or maintenance job
Restore method
1
Coolant temperature sensor instal-
lation
Check the sensor for looseness or pinching.
Reinstated by set-
ting the main switch
to “ON’.
2
Coupler connections
Coolant temperature sensor cou-
pler
ECU coupler
Check the coupler for any pins that may have
pulled out.
Check that the couplers are securely locked.
If necessary, repair the coupler or securely con-
nect it.
3
Open or short circuit in the wire har-
ness
Repair or replace if there is an open or short cir-
cuit between the wire harnesses.
Black/Blue - Black/Blue
Green/Red - Green/Red
4
Defective coolant temperature sen-
sor
Execute the diagnostic mode. (Code No. 06)
Replace the sensor if it is defective.
Refer to “COOLING SYSTEM” on page 8-25.
Summary of Contents for MT-03
Page 7: ......
Page 9: ......
Page 25: ......
Page 53: ...2 28 COOLING SYSTEM DIAGRAMS 1 2 3 4 5 6 7 8 9 5 10 11 A B C ...
Page 56: ...2 31 LUBRICATION CHART Pressure feed Splashed scavenge ...
Page 57: ...2 32 LUBRICATION DIAGRAMS LUBRICATION DIAGRAMS A A 1 3 2 2 4 A A A A ...
Page 59: ...2 34 LUBRICATION DIAGRAMS A A A A 3 1 2 3 4 ...
Page 60: ...2 35 LUBRICATION DIAGRAMS 1 Oil delivery pipe 2 2 Oil delivery pipe 1 3 Oil filter 4 Oil pump ...
Page 61: ...2 36 LUBRICATION DIAGRAMS 1 7 2 3 4 5 6 A ...
Page 63: ...2 38 LUBRICATION DIAGRAMS 1 6 5 4 3 2 ...
Page 65: ...2 40 CABLE ROUTING CABLE ROUTING ...
Page 67: ...2 42 CABLE ROUTING ...
Page 69: ...2 44 CABLE ROUTING ...
Page 71: ...2 46 CABLE ROUTING ...
Page 73: ...2 48 CABLE ROUTING ...
Page 75: ...2 50 CABLE ROUTING ...
Page 77: ...2 52 CABLE ROUTING ...
Page 79: ...2 54 CABLE ROUTING ...
Page 81: ...2 56 CABLE ROUTING ...
Page 83: ...2 58 CABLE ROUTING ...
Page 85: ...2 60 CABLE ROUTING ...
Page 87: ......
Page 121: ......
Page 177: ...4 54 FRONT FORK WARNING Make sure the brake hoses are routed prop erly ...
Page 271: ......
Page 273: ......
Page 287: ......
Page 325: ......
Page 339: ...8 12 CHARGING SYSTEM 2 A C magneto 5 Rectifier regulator 7 Battery 8 Main fuse ...
Page 341: ...8 14 CHARGING SYSTEM ...
Page 355: ...8 28 COOLING SYSTEM ...
Page 365: ...8 38 IMMOBILIZER SYSTEM ...
Page 366: ...8 39 ELECTRICAL COMPONENTS EAS27970 ELECTRICAL COMPONENTS ...
Page 368: ...8 41 ELECTRICAL COMPONENTS ...
Page 370: ...8 43 ELECTRICAL COMPONENTS EAS27980 CHECKING THE SWITCHES ...
Page 389: ......
Page 391: ......
Page 397: ...COLOR CODE ...
Page 398: ......
Page 399: ...YAMAHA MOTOR ITALIA S P A ...
Page 400: ...MT 03 2006 WIRING DIAGRAM ...