SECTION 6 - JLG CONTROL SYSTEM
31215031
6-19
Table 6-3. Help Fault Codes, Displayed Faults, and Descriptions
DTC
Flash Code
Sequence
Fault Message
Fault Description
Check
001
00
1
EVERYTHING OK
The normal help message in Platform
Mode.
No response required for this
DTC.
002
00
2
GROUND MODE OK
The normal help message in Platform
Mode.
No response required for this
DTC.
0010
00
10
RUNNING AT CUTBACK - OUT OF TRANSPORT POSITION
Drive speed is limited to "ELEVATED MAX"
while the vehicle is out of transport posi-
tion.The normal help message in Ground
Mode.
Response described in Drive
Modes section.
000
00
0
<<< HELP COMMENT >>>
0011
00
11
FSW OPEN (Foot switch open)
A drive / boom function was selected with
the Footswitch open.
The UGM shall not Enable the
Machine.
0012
00
12
RUNNING AT CREEP - CREEP SWITCH OPEN
All functions at creep while the
Creep Switch is open.
The UGM shall limit the
machine to Creep speed.
0013
00
13
RUNNING AT CREEP - TILTED AND ABOVE ELEVATION
All functions at creep while the Platform is
elevated and the Chassis is tilted.
0014
00
14
CHASSIS TILT SENSOR OUT OF RANGE
The Chassis is tilted > 19 degrees for more
then 4 seconds.
Not reported during power-
up.
0015
00
15
LOAD SENSOR READING UNDER WEIGHT
The Load Sensing System indicates > 20%
under calibrated zero point.
0031
00
31
FUEL LEVEL LOW - ENGINE SHUTDOWN
Engine Shutdown has occurred due to Fuel
Level = EMPTY condition.
Response described in Fuel
Shutdown section.
0035
00
35
APU ACTIVE
Auxiliary Power/Emergency Descent
Mode is active.
Response described in Auxil-
iary Power/Emergency
Descent Mode section.
0039
00
39
SKYGUARD ACTIVE - FUNCTIONS CUTOUT
Response described in Auxiliary Power/
Emergency Descent Mode section.
Response described in Sky-
Guard section.
0040
00
40
RUNNING AT CREEP - CREEP SWITCH CLOSED
All Function speeds are limited to creep
because the creep switch is closed.
210
21
0
<<< POWER-UP >>>
211
21
1
POWER CYCLE
The normal help message is issued at each
power cycle.
212
21
2
KEYSWITCH FAULTY
Both Platform and Ground modes are
selected simultaneously.
The UGM shall assume a sta-
tion selection of Ground.
213
21
3
FSW FAULTY
Both Footswitches are closed for more
then
one second.
The UGM shall not Enable the
Machine.
220
22
0
<<< PLATFORM CONTROLS >>>
227
22
7
STEER SWITCHES FAULTY
Both Steer Left and Steer Right inputs are
closed simultaneously.
The UGM shall prohibit Steer;
The UGM shall limit Drive to
Creep
The Steer Left switch input =
Low;
The Steer Right switch input =
Low;
Steer and full Drive speed per-
mitted after
controls are initialized
2211
22
11
FSW INTERLOCK TRIPPED
The Footswitch was closed for more then
seven seconds.
Can be reported during
power- up.
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