APRILIA Tuono V4 1100 Factory Service Station Manual page 154

Electrical system
System components
Function
detects the transponder code in the key and sends
it to the instrument panel
Level in electrical circuit diagram:
Immobilizer
Position:
•
on the vehicle: in the ignition switch as-
sembly
•
connector: two-way, black, inside the
bow
Electrical specifications
•
14 Ohm
Pin out
not significant
CAUTION
BEFORE CARRYING OUT ANY TROUBLESHOOTING,
CAREFULLY READ THE GENERAL TROUBLESHOOTING
CONCEPTS FOR ELECTRICAL DEVICES AT THE BEGIN-
NING OF THE CHECK AND CONTROL SECTION IN THE
ELECTRICAL SYSTEM CHAPTER.
INSTRUMENT PANEL: ERRORS
B0003 Immobilizer fault
•
key code read but not recognised
Error cause
•
The read code is not stored in the instrument panel memory
Troubleshooting
•
Carry out key data storage procedure
B0004 Immobilizer fault
•
read key code not read (key not present or transponder not working)
Error cause
•
Key transponder does not communicate its own code
Troubleshooting
•
Replace the key
B0005 Immobilizer fault
•
Immobilizer fault: aerial not working (open or short-circuited)
Error cause
ELE SYS - 154
Tuono V4 1100 Factory