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S205 Skid-Steer Loader
105 Operation & Maintenance Manual
BOBCAT INTERLOCK CONTROL SYSTEM (BICS)
Troubleshooting
The following list shows the effects which can happen to the loader, and the probable causes when the BICS System lights
are off or flashing and associated service code.
* Normal BICS operating voltage is less than electrical system voltage.
Indicator
Light
Light ON Light OFF
Effect on
Operation of
Loader When
Light is OFF
SERVICE CODES Means System Error
(See Your Bobcat Dealer For Service)
No. of
Flashes
Service
Code
Causes
PRESS TO
OPERATE
LOADER Button
is pressed.
PRESS TO
OPERATE
LOADER Button
is not pressed.
- - - - - - - - - - - - - - - -
Seat Bar is
down.
Seat Bar is up. Lift and tilt
functions will
not operate.
2 11-05 Seat Bar sensor circuit shorted to battery
voltage*.
3 11-06 Seat Bar sensor circuit shorted to ground.
Continuous
Flashing
03-09
03-10
System voltage low
System voltage high
Control valve can
be used.
Control valve
cannot be used.
Lift, tilt and
traction
functions will
not operate.
1 17-07 Valve output circuit is open.
2 17-05 Valve output circuit shorted to battery voltage*.
3 17-06 Valve output circuit shorted to ground.
3 17-06 Controller not grounded or intermittent ground.
Continuous
Flashing
03-09
03-10
System voltage low
System voltage high
Loader can be
moved forward &
backward.
Loader cannot
be moved
forward and
backward.
Loader cannot
be moved
forward and
backward.
1 16-07 Traction lock hold solenoid circuit is open.
2 16-05 Traction lock hold solenoid circuit shorted to
battery voltage*.
3 16-06 Traction lock hold solenoid circuit shorted to
ground.
5 15-02 Traction lock pull solenoid circuit is shorted to
battery voltage* - ERROR ON (Should be
OFF).
6 15-03 Traction lock pull solenoid circuit ERROR OFF
(Should be ON).
Continuous
Flashing
03-09
03-10
System voltage low
System voltage high
1
2
3
4