Service Manual Manual

SECTION 6 - JLG CONTROL SYSTEM
6-74 – JLG Lift – 3121171
2211 22 11 FSW INTERLOCK TRIPPED The Footswitch was closed
for more then seven sec-
onds.
- Can be reported during
power-up.
2212 22 12 DRIVE LOCKED - JOYSTICK MOVED BEFORE FOOT-
SWITCH
A drive function was
selected with Footswitch
open.
- Can be reported during
power-up.
2213 22 13 STEER LOCKED - SELECTED BEFORE FOOTSWITCH A steer function was
selected with Footswitch
open.
2215 22 15 D/S JOY. OUT OF RANGE LOW The D/S Joystick reference
voltage is low.
- Resistive joysticks, these
faults do not occur.
2216 22 16 D/S JOY. OUT OF RANGE HIGH The D/S Joystick reference
voltage is > 8.1V.
- Resistive joysticks.
- If the reference voltage is >
7.7V then the reference volt-
age is out of tolerance of a
short to battery has
occurred.
2217 22 17 D/S JOY. CENTER TAP BAD The D/S Joystick center tap
voltage is < 3.08V or >
3.83V.
- Resistive joysticks.
- There is a +/- .1V range.
around these values due to
resistor tolerances
2218 22 18 L/S JOY. OUT OF RANGE LOW The L/S Joystick reference
voltage is low.
- Resistive joysticks, these
faults do not occur.
2219 22 19 L/S JOY. OUT OF RANGE HIGH The L/S Joystick reference
voltage is > 8.1V.
- Resistive joysticks.
- If the reference voltage is >
7.7V then the reference volt-
age is out of tolerance of a
short to battery has
occurred.
2220 22 20 L/S JOY. CENTER TAP BAD The L/S Joystick center tap
voltage is < 3.08V or >
3.83V.
- Resistive joysticks.
- There is a +/- .1V range.
around these values due to
resistor tolerances
2221 22 21 LIFT/SWING LOCKED - JOYSTICK MOVED BEFORE
FOOTSWITCH
A lift / swing function was
selected with Footswitch
open.
2222 22 22 WAITING FOR FSW TO BE OPEN The Footswitch was closed
during Platform selection.
- Can be reported during
power-up.
2223 22 23 FUNCTION SWITCHES LOCKED - SELECTED BEFORE
ENABLE
A boom function was
selected with Footswitch
open.
2224 22 24 FOOTSWITCH SELECTED BEFORE START The Footswitch was closed
during engine start.
230 23 0 <<< GROUND CONTROLS >>>
234 23 4 FUNCTION SWITCHES FAULTY - CHECK DIAGNOSTICS/
BOOM
A boom function has both
directions selected
together.
235 23 5 FUNCTION SWITCHES LOCKED - SELECTED BEFORE
AUX POWER
A boom function was
selected before aux power.
Table 6-6. Diagnostic Trouble Code Chart
DTC
Flash
Code
Sequence
Fault Message Fault Description Check