Diagnostic Circuit - Gilera Nexus 500 Workshop Manual

Injection

Diagnostic circuit

* CONNECTOR FOR DIAGNOSTIC TESTER
A = INJECTION CONTROL UNIT
Connect the diagnostic tester.
Specific tooling
020460Y Scooter diagnosis and tester
If the diagnostic tester displays "No reply from the
control unit", disconnect the continuous power
supply for 10 seconds and switch to "ON" again; if
the message is still displayed, proceed as follows:
1 - Check the diagnostic tester connections.
YES go to 2 NO go to 3
2 - Check the control unit base and continuous
power supplies.
YES go to 4
3 - Restore
4 - Place the special tool between control unit and
system. Keep the control unit disconnected.
YES go to 5
Specific tooling
020481Y Control unit interface wiring
INJEC - 24
Nexus 500