- Relay unit (diode)
Out of specification → Replace.
Pocket tester 90890-03112.
Analog pocket tester YU-03112-C.
- The pocket tester or the analog pocket tester readings are shown in the following table.
- Continuity: Positive tester probe: Sky blue "1". Negative tester probe. Black/Yellow "2".
- No continuity: Positive tester probe: Black/Yellow "2". Negative tester probe. Sky blue "1".
- Continuity: Positive tester probe: Sky blue "1". Negative tester probe. Blue/Yellow "3".
- No continuity: Positive tester probe: Blue/Yellow "3". Negative tester probe. Sky blue "1".
- Continuity: Positive tester probe: Sky blue "1". Negative tester probe. Sky blue/White "4".
- No continuity: Positive tester probe: Sky blue/White "4". Negative tester probe. Sky blue "1".
- Continuity: Positive tester probe: Blue/Black "5". Negative tester probe. Blue/Yellow "3".
- No continuity: Positive tester probe: Blue/Yellow "3". Negative tester probe Blue/Black "5".
![](https://motoinstruction.ru/img/yamaha/20/126935.jpg)
a. Disconnect the relay unit coupler from the wire harness.
b. Connect the pocket tester (
![](https://motoinstruction.ru/img/yamaha/20/126936.jpg)
c. Check the relay unit (diode) for continuity.
d. Check the relay unit (diode) for no continuity.