ADVANCE FD Manual 76 Return to top
Condition Possible Cause Corrective Action
○Serial line error is
displayed.
○Communication error is
occurred between FD and
ADVANCE Control unit.
○Check the meter wire as per instruc-
tions in this manual. If any defects are
not found, please ask the shop for
inspection.
○The RPM is not
displayed correctly.
○Wiring of the tachometer
signal is wrong.
○Check wiring as per instructions in
this manual.
○Setting of the number of
cylinders is wrong.
○Check the number of cylinders as per
instructions in this manual.
○The tachom- eter is
reading slightly lower
than the original
tachometer.
○Generally tachometer
readings are about up to
10% higher than actual RPM.
○Check if the difference is up to 10%.
This product is designed for high
accuracy and should have little error
margin. If the difference is much more
than 10%, check setting of the number
of cylinders.
○The speed is not
displayed correctly.
○Wiring of the speed signal
wire is wrong.
○Check wiring as per instructions in
this manual.
○The speed pulse setting is
wrong.
○Check the speed pulse as per
instructions in this manual.
○Cannot set up the
System setup.
○Several FDs have the same
display number.
○Change the display number as per
instructions in this manual.
○System setup menu is
not displayed.
○Active display is not set.
○Set an active display as per instruc-
tions in this manual.
○FD doesn't respond by
pressing the switches.
○The switch wire is
connected to the meter wire
connector (white).
○Reconnect to the switch wire
connector (black).
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