• Turn the ignition key to the
"ON" position.
• Wait for all three
(3)
LEDs to
illuminate and then turn off.
• Turn the ignition key to the
"OFF" position.
• Rotate the "LOW" trimmer to
the "ZERO (0)" position.
• Rotate the "HIGH" trimmer to
the red arrow position.
• Turn the throttle to the fully
open position.
• Turn the ignition key to the
"ON" position.
• Wait for all three
(3)
LEDs to
illuminate and then turn off.
• Turn the ignition key to the
"OFF" position.
• Rotate the "HIGH" trimmer to
the "ZERO (0)" position.
• If the red LED starts blinking
while calibrating the MIN
and MAX, this means that
procedure has not been carried
out correctly and that the
throttle was not positioned
correctly. In this case, re-do the
TPS calibration procedure from
the start.
ATTENTION:
if one of the three trimmers is
positioned on a red arrow then
the vehicle will not start
Diagnostics
The ECU has three
(3)
different
(Fig.
20):
colored LEDs
• RED: indicates a damaged
ECU. A damaged ECU is
indicated if the red LED
illuminates while the vehicle
is running.
The principal causes for this
problem are:
23
» Battery voltage too low or
too high.
» Fuel injection cable
is damaged due to
interference with the frame
» Damaged ECU.
• AMBER: indicates the trimmers
have been adjusted correctly.
• GREEN: indicates the ECU is
functioning correctly, if the
(Fig.
20).
green LED does not illuminate
when the ignition is switched
on, then this indicates no
power to the ECU. Make
sure that you have properly
connected the wiring harness.
Working
The Force Master 2 CDI is
preprogrammed with 4 base fuel
curves. The curves are selected
using the switch labeled MAPS.