APRILIA CAPONORD 1200 Service Station Manual page 122

Electrical system
RESET PROCEDURE
•
If Marelli control unit or its mapping are replaced or if you carry out control unit EEPROM
zero setting or if you replace the throttle grip sensor, it is necessary to carry out the Handle
self-learning procedure with the diagnostics instrument: once the check is completed, make
sure that the Handle self-learning status indicates: carried out
CAUTION
THE TWO CONNECTORS WHICH GET TO THE THROTTLE GRIP SENSOR ARE ALIKE BUT THEY
SHOULD NEVER BE INVERTED. MARK OR CHECK THE CONNECTOR MARKING BEFORE RE-
MOVING THEM (BLUE STAMP + BLUE BAND). THE CONNECTOR AND THE BLUE BAND
SHOULD BE PLACED AT THE FRONT. THE CONNECTOR AND THE WHITE BAND SHOULD BE
PLACED AT THE BACK.
Intake pressure sensor
Figure key
•
A - Rear
•
B - Front
Function
The pressure sensors (one at the front, one at the
rear) are fundamental for calculation of generated
torque, for calculation of ambient pressure and for
correct ignition timing during start-up.
Operation / Operating principle
Diaphragm sensor which translates the diaphragm
position into electrical voltage when in contact with
the intake air.
Level in electrical circuit diagram:
Intake air pressure sensor
Location:
•
on the vehicle: rear cylinder sensor on
rear throttle body right side, front cylin-
der sensor on front throttle body left
side.
•
connector: on the sensor.
Electrical specifications: -
Pin out:
1. Power supply 5V
2. Ground connection
3. Output signal
DIAGNOSIS INSTRUMENT: PARAMETERS
ELE SYS - 122
CAPONORD 1200