Yamaha MBK XMAX 2014, Руководство по обслуживанию, Страница: 365 / 482

FUEL INJECTION SYSTEM
8-52
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 secure-
ly or replace the wire har-
ness.
Turn the main switch to “ON”,
and then extend and retract
the sidestand.
Fault code number is not dis-
played
→
Service is finished.
Fault code number is dis-
played
→
Go to item 3.
3 Defective sidestand switch. Execute the diagnostic
mode. (Code No. D20)
Sidestand retracted: “ON”
Sidestand extended: “OFF”
Replace if defective. Turn the main switch to “ON”,
and then extend and retract
the sidestand.
Fault code number is not dis-
played
→
Service is finished.
Fault code number is dis-
played
→
Go to item 4.
4 Malfunction in ECU. Replace the ECU.
Fault code No. 21
Item Coolant temperature sensor: open or short circuit detected.
Fail-safe system
Able to start engine
Able to drive vehicle
Diagnostic code No. D06
FI diagnostic tool display Displays the coolant temperature.
Procedure
Compare the actually measured coolant temperature with the FI
diagnostic tool display value.
Item
Probable cause of mal-
function and check
Maintenance job
Confirmation of service
completion
1 Connection of coolant tem-
perature sensor 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 secure-
ly or replace the wire har-
ness.
Turn the main switch to “ON”.
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 secure-
ly or replace the wire har-
ness.
Turn the main switch to “ON”.
Fault code number is not dis-
played
→
Service is finished.
Fault code number is dis-
played
→
Go to item 3.
Fault code No. 19
Item
Sidestand switch: a break or disconnection of the blue/yellow
lead of the ECU is detected.