JLG 1100SB Service Manual User Manual
Page 388
SECTION 6 - JLG CONTROL SYSTEM
6-104
– JLG Lift –
3121265
9923
99
23
GROUND MODULE FAILURE - HWFS CODE 1
The Ground Module has
reported that the V(Low)
FET has failed.
9925
99
25
FUNCTIONS LOCKED OUT - CHASSIS MODULE SOFT-
WARE VERSION IMPROPER
The Chassis Module soft-
ware version is not compat-
ible with the rest of the
system.
9926
99
26
FUNCTIONS LOCKED OUT - BLAM MODULE SOFTWARE
VERSION IMPROPER
The BLAM software ver-
sion is not compatible with
the rest of the system.
9927
99
27
GROUND MODULE CONSTANT DATA UPDATE
REQUIRED
The Ground Module con-
stant data requires an
updated.
9928
99
28
ENVELOPE CONTROL DISABLED
Envelope Control has been
disabled by the user from
Access Level 0.
- Envelope Control equipped
vehicles only.
9929
99
29
MOMENT CONTROL DISABLED
Moment Control has been
disabled by the user from
Access Level 0.
- Envelope Control equipped
vehicles only.
9930
99
30
STEER SENSORS NOT CALIBRATED
The Steer Sensors have
not been calibrated.
- Chassis Module equipped
vehicles only.
9931
99
31
BOOM SENSORS NOT CALIBRATED
The Boom Sensors have
not been calibrated.
- BLAM equipped vehicles
only.
9932
99
32
LIFT CRACKPOINTS NOT CALIBRATED
The Lift Valves have not
been calibrated.
9933
99
33
TELESCOPE CRACKPOINTS NOT CALIBRATED
The Telescope Valves
have not been calibrated.
9934
99
34
DRIVE CRACKPOINTS NOT CALIBRATED
The Drive Valves have not
been calibrated.
9935
99
35
BLAM SENSOR SUPPLY OUT OF RANGE HIGH
The Boom Angle Sensors
supply voltage is high.
- BLAM equipped vehicles
only.
9936
99
36
BLAM SENSOR SUPPLY OUT OF RANGE LOW
The Boom Angle Sensors
supply voltage is low.
- BLAM equipped vehicles
only.
9937
99
37
LENGTH SENSOR REF VOLTAGE HIGH
The Boom Length Sensors
supply voltage is high.
9938
99
38
LENGTH SENSOR REF VOLTAGE LOW
The Boom Length Sensors
supply voltage is low.
9939
99
39
BLAM HIGH RES A/D FAILURE
The BLAM high resolution
analog to digital converter
has failed.
- BLAM equipped vehicles
only.
9940
99
40
CHASSIS SENSOR SUPPLY OUT OF RANGE HIGH
The Chassis Sensors sup-
ply voltage is high.
9941
99
41
CHASSIS SENSOR SUPPLY OUT OF RANGE LOW
The Chassis Sensors sup-
ply voltage is low.
Table 6-6. Diagnostic Trouble Code Chart
DTC
Flash
Code
Sequence
Fault Message
Fault Description
Check