Diagnostic function The diagnostic function monitors and checks that the engine, drive-unit and EVC system function normally.
Malfunction message engine and EVC-system
The diagnostic function has the following tasks:
If the diagnostic function discovers a malfunction, it warns the driver by showing pop-ups in the tachometer display and the buzzer will sound.
•
Discover and localize malfunctions
•
Notify that malfunctions have been discovered
•
Give advice in fault finding
•
Protect the engine and ensure continued operation when serious malfunctions are discovered
The diagnostic function affects the engine in the following ways when: 1.
Pop-ups will alternate between “cause of fault” and “measures to take”. To acknowledge the alarm, press NAVIGATION WHEEL. When the fault has been acknowledged, the buzzer will become silent. Press NAVIGATION WHEEL. The pop-up will disappear and normal display window will be shown. NOTE! To enable engine start the alarm must be acknowledged.
The diagnostic function has discovered a minor malfunction which does not damage the engine. Reaction: The engine is not affected.
2.
The diagnostic function has discovered a serious malfunction which will not immediately damage the engine (e.g. high coolant temperature): Reaction: Engine power is reduced till the relevant value is normalized.
3.
The diagnostic function has discovered a serious malfunction which will cause serious engine damage. Reaction: Engine power is reduced.
4.
The diagnostic function has discovered a serious malfunction which makes it impossible to control the engine. Reaction: The reversing gear/drive is disengaged and engine speed is cut to 1000 rpm. It is possible to do an emergency shift: Please refer to the “Emergency shifting” section.
5.
The diagnostic function has discovered a serious malfunction on the sterndrive shift mechanism or in the engine fuel injection system. Reaction: Engine is stopped It is possible to do an emergency shift: Please refer to the ”Emergency shifting” section. In serious emergency it is also possible to start the engine with gear engaged after acknowledging the alarm.
89
