PIAGGIO Beverly 500 i.e. Workshop Manual page 221

Beverly 500 i.e.
N.B.
TO ACCESS THE COMPONENTS, SEE THE COMPONENTS LAYOUT CHAPTER.
Specific tooling
020481Y Control unit interface wiring
1 - Using a multimeter, check the continuity be-
tween pin 16 of the control unit and pin 6 of the
decoder connector.
YES go to 3 NO go to 2
2 - Repair or replace the wiring.
3 - Check the connections carefully
YES go to 5 NO go to 4
4 - Restore
5 - Replace the decoder. Connect the battery. Repeat the programming. YES go to 7 NO go to 6
6 - Disconnect the battery, replace the control unit, connect the battery. Repeat the programming.
7 - The system is OK
Code 2
Code no. 2 denotes a system where the decoder
does not perceive the transponder signal.
- Start-up disabled
- Injection telltale light on, steady
In this case, proceed as follows:
1 - Check whether the code is repeated using the
second key.
YES go to 3 NO go to 2
2 - Failure detected with the service key Replace
and program again. Failure detected with the mas-
ter key.
Replace the transponder using one from the new
cylinder kit.
Replace decoder and control unit.
Injection
INJEC - 221