PIAGGIO Beverly 500 i.e., Workshop Manual

Page: 183 / 382

Specific tooling
020680Y Diagnosis Tool
1 - Check whether the immobilizer system LED in-
dicates switching to " ON "
YES go to 2 NO go to 4
2 - Raise the side stand. Set the emergency switch
to " OFF ". Turn the key switch to " ON ". Set the
emergency switch to " RUN ". Check whether the
injection telltale light turns on for 5 seconds
YES go to 3 NO go to 4
3 - Continuous power supplies are regular
4 - Check the working order of the fuse no. 4 and
5 located in the fuse holder on the right side.
YES go to 5 NO go to 6
5 - Place the special tool between control unit and injection system.
YES go to 7
Specific tooling
020481Y Control unit interface wiring
6 - Fix any short circuits and replace the fuse.
Check decoder and control unit, if necessary
YES go to 1
7 - Disconnect the main decoder connector and
check the following conditions: switch set to " ON ",
switch to " RUN " and side stand raised
Terminal no. 8 = battery positive
Terminal no. 4= battery negative
YES go to 8 NO go to 10
Beverly 500 i.e.
Injection
INJEC - 183