SECTION 6 - JLG CONTROL SYSTEM
31215031
6-33
9920
99
20
PLATFORM SENSOR REF VOLTAGE OUT OF RANGE
The Platform Module has reported that its
sensor reference voltage is outside accept-
able range.
Not reported during power-
up.
9921
99
21
GROUND MODULE FAILURE - HIGH SIDE DRIVER CUTOUT
FAULTY
The Ground Module has reported that its
high side driver cutout failed.
9922
99
22
PLATFORM MODULE FAILURE - HWFS CODE 1
The Platform Module has reported that the
V(Low) FET has failed.
9923
99
23
GROUND MODULE FAILURE - HWFS CODE 1
The Ground Module has reported that the
V(Low) FET has failed.
9924
99
24
FUNCTIONS LOCKED OUT - MACHINE NOT CONFIGURED
The machine is powered up and no model
has been selected yet in the MACHINE
SETUP menu
Display ??? or NO MODEL at
Analyzer MACHINE SETUP
menu MACHINE SETUP-
>MODEL NUMBER
Do not report any other faults
Disable all machine and
engine functions (i.e., com-
mand engine shutdown and
do not permit start).
9944
99
44
CURRENT FEEDBACK GAINS OUT OF RANGE
The factory set current feedback gains are
out of range.
A gain of 1 is used for the fac-
tory gain(s) that was out of
range; all functions shall be
placed in Creep mode.
9945
99
45
CURRENT FEEDBACK CALIBRATION CHECKSUM INCORRECT
The factory set current feedback checksum
is not correct.
9979
99
79
FUNCTIONS LOCKED OUT - GROUND MODULE SOFTWARE VER-
SION IMPROPER
Temporary fault for the telematics project.
The model needs to be a 600S or 1350S if
not this fault will be generated and Plat-
form controls will be prevented.
This fault was to ensure that the software
will only work for these two models.
Disable all machine and
engine functions (i.e., com-
mand engine shutdown and
do not permit start).
Table 6-3. Help Fault Codes, Displayed Faults, and Descriptions
DTC
Flash Code
Sequence
Fault Message
Fault Description
Check
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