MOTO GUZZI 2Q000297 Service Station Manual page 139

V7 III ABS
wiring harness; if ok, check the red/yellow cable ground insulation (wiring harness side); If
there is continuity with ground connection, restore the wiring harness; if it is OK, set the key
to KEY OFF and check the engine control unit connector; if it is OK, replace the engine
control unit
Engine does not shut off with switch in "STOP"
Error cause
•
Possible malfunction
Troubleshooting
•
Disconnect the connector and verify, with the switch set to STOP, that there is continuity
between the two grey/light blue and red/grey cables (sensor side). If present, replace the
switch; if absent this means that, with the key ON, the pink/yellow cable shorts to positive;
if not OK, restore the wiring harness; if OK, replace the engine control unit
Connectors
ECU
Function
It manages injection/ignition, the system safety
checks and the self-diagnosis function. The con-
trol unit is Magneti Marelli MIU G3
Level in electrical circuit diagram
Secondary air
Bluedash pre-installation
Antitheft system
ABS system
Diagnosis
Low-beam and running lights logic
High-beam lights logic
CAN Line
Temperature sensors
Lambda probe
Neutral sensor
Engine speed sensor
Coils and injectors
Injection load solenoid
ECU base power circuit
Electrical system
ELE SYS - 139