Yamaha YZF R125 , Yamaha FI diagnostics
Excellent tool if you can find one but it .
Engine management System diagnostic codes tests
D01- throttle angle fully closed 14~20 fully open 97-107
move throttle from open to closed and check reading
D03- Intake air pressure - crank engine and check for reading
change
D05 - Intake air temperature , check by measurement
D06 - coolant temp -not needed on YBR 125
D07- speed sensor - turn wheel i did not check this not sure if this is
needed ?? ill check next time
D08- Tip sensor voltage check , upright voltage 0.4to 1.2
D09-Voltage supply - 12v
D20- side stand switch check
D21- neutral switch check
D30 - check operation of coil Press MODE , and it will fire 5 times sparks
D36 - fuel injector , press mode will pulse the injector 5 times
D51 - cooling fan relay , checks operation of fan
D52 - headlight relay , checks operation of the relay , it should click
and light headlamp 5 times
D54 - fast idle solenoid , checks operation of solenoid , you should
hear its operation and see engine light 5 times
D60 - EEPROM 01-00 when no fault
D61 - fault code history 12-50 00 when no fault
D62 - fault code history 00 - 16
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