Alarm 21 (Internal fault at the electronic control unit)
This alarm will be activated in the event that the electronic control unit detects a fault in its own internal circuitry.
A fault of this nature can only be remedied by replacing the electronic control unit.
Alarm 22 (Position sensor incorrectly set)
This alarm will be activated if the setting procedure has not been carried out properly.
To rectify the problem, set the sensor as indicated in the directions under the chapter "Procedure for setting up the
electronic lift".
Alarm 31 (Draft sensor disconnected)
This alarm will be activated in the event that:
— The sensor is faulty
— The wiring is defective or not connected to the sensor
— The wiring is short circuited to earth
— The electronic control unit is faulty
To remedy the trouble, check initially:
— That the draft sensor connector and the relative wiring are properly connected
— That the lead connecting the sensor to the electronic control unit is electrically sound
— That the lead is not short circuiting
Alarm 32 (Draft sensor incorrectly set)
This alarm will be activated if the setting procedure has not been carried out properly.
To rectify the problem, set the sensor as indicated in the directions under the chapter "Procedure for setting up the
electronic lift".
Alarm 33 (Wheel speed sensor faulty)
This alarm will be activated in the event that:
— The sensor is not connected
— The sensor has developed an electrical fault
— The wiring is no longer intact
— The electronic control unit is faulty
To remedy the trouble, check initially:
— That the sensor connector and the relative wiring are properly connected
— That the lead connecting the sensor to the electronic control unit is electrically sound
59
5
vehicle
electronic power-lift
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