Enter Sync Mode
To engage, handles should be in or above idle —
press & release the sync button one time (SYNC
light will illuminate).
Sync mode can only be used when both engines are in
the forward gear and handles are approximately the same
position — within 10% of total travel.
light will be ON when in
While sync mode is engaged, the iST system will automatically control the slave engine speed
to exactly match the lead engine speed.
Using Sync Mode
When sync function is energized, the boat operator
controls all engines from the port engine control lever.
The system will automatically control the other engines
to match the speed of the port engine.
Starboard handle is inactive.
Exiting Sync Mode
To disengage, match the position of both engine
control handles and press and release SYNC button
The sync mode will be automatically disengaged
The sync light is off when sync mode disengage—system
is now in cruise mode.