Gilera 633721 Workshop Manual page 245

Nexus 500 euro 3
- WHEN NOT PROGRAMMED, THE CONTROL UNIT ALLOWS NO FUNCTIONAL DIAGNOSIS ON
THE ENGINE.
4 Replacing or duplicating service keys
Keys can be duplicated using the blank keys and the original master key.
A copy may also be requested using the scooter CODE CARD.
Program the system again using the master key and all service keys (see System programming).
N.B.
THE CODE CARD CAN ONLY BE USED WHEN THE ORIGINAL MASTER KEY IS AVAILABLE.
Diagnostic codes
The immobiliser system is tested each time the ig-
nition-key switch is turned from OFF to ON. During
this diagnosis phase a number of control unit sta-
tuses can be seen and various light codes dis-
played. Regardless of the code transmitted, if at
the end of the diagnosis the led remains off per-
manently, the ignition is enabled. If, however, the
led remains on permanently, it means the ignition
is inhibited:
1. New decoder - key inserted: a single 2 second
flash is displayed, after which the LED remains off
permanently. The keys can be stored to memory,
the vehicle can be started but with a limitation im-
posed on the number of revs.
2. New decoder - transponder missing or illegi-
ble: The LED is permanently ON; in this condition,
no operations are possible, including starting of
the vehicle.
3. Decoder programmed - service key inserted
(normal operating condition): a single 0.7-sec-
ond flash is displayed, after which the LED re-
mains off steadily. The engine can be started.
4. Decoder programmed - master key inser-
ted: a 0.7-sec flash is displayed followed by the
LED remaining off for 2 sec. and then by short
0.46-sec flashes the same number of times as
there are keys stored in the memory including the
Master key. When the diagnosis has been com-
Injection
INJEC - 245