JLG 1500SJ Service Manual User Manual
Page 575
SECTION 6 - JLG CONTROL SYSTEM
3121262
– JLG Lift –
6-123
84102
84
102
MAIN CYLINDER ANGLE SENSOR - NOT DETECTING
CHANGE
84103
84
103
JIB LEVEL ANGLE SENSOR - NOT DETECTING CHANGE
84104
84
104
JIB LIFT ANGLE SENSOR - NOT DETECTING CHANGE
84105
84
105
PLATFORM LEVEL ANGLE SENSOR - NOT DETECTING
CHANGE
84106
84
106
JIB LEVEL MOVEMENT WITHOUT COMMAND
84107
84
107
JIB LIFT MOVEMENT WITHOUT COMMAND
84108
84
108
PLATFORM LEVEL MOVEMENT WITHOUT COMMAND
850
85
0
<<< MOMENT / LOAD PINS >>>
851
85
1
MOMENT PIN - HORIZONTAL FORCE OUT OF RANGE
The Moment Pin horizontal
force is out of range.
852
85
2
MOMENT PIN - VERTICAL FORCE OUT OF RANGE
The Moment Pin vertical
force is out of range.
855
85
5
MOMENT PIN - SENSOR FAULT
The Moment Pin has
reported a fault.
857
85
7
NEW MOMENT PIN DETECTED
A new Moment Pin has
been detected.
860
86
0
<<< STEERING / AXLE >>>
861
86
1
RESTRICTED TO TRANSPORT - OSCILLATING AXLE
PRESSURE SWITCH DISAGREEMENT
The Oscillating Axle Pres-
sure Switch indicates pres-
sure while not driving or
does not indicate pressure
while driving and restricted
to transport.
- Electrically released Oscil-
lated Axles equipped vehi-
cles only.
862
86
2
AXLE EXTEND VALVE - SHORT TO BATTERY OR OPEN
CIRCUIT
There is a Short to Battery
or an Open Circuit to the
Axle Extend Valve.
863
86
3
AXLE EXTEND VALVE - SHORT TO GROUND
There is a Short to Ground
to the Axle Extend Valve.
864
86
4
AXLE RETRACT VALVE - SHORT TO BATTERY OR OPEN
CIRCUIT
There is a Short to Battery
or an Open Circuit to the
Axle Retract Valve.
865
86
5
AXLE RETRACT VALVE - SHORT TO GROUND
There is a Short to Ground
to the Axle Retract Valve.
866
86
6
RIGHT FRONT STEER RIGHT VALVE - SHORT TO BAT-
TERY OR OPEN CIRCUIT
There is a Short to Battery
or an Open Circuit to the
Right Front Steer Right
Valve.
867
86
7
RIGHT FRONT STEER RIGHT VALVE - SHORT TO
GROUND
There is a Short to Ground
to the Right Front Steer
Right Valve.
868
86
8
RIGHT FRONT STEER LEFT VALVE - SHORT TO BATTERY
OR OPEN CIRCUIT
There is a Short to Battery
or an Open Circuit to the
Right Front Steer Left
Valve.
Table 6-8. Diagnostic Trouble Code Chart
DTC
Flash
Code
Sequence
Fault Message
Fault Description
Check