Service Manual Manual

SECTION 6 - JLG CONTROL SYSTEM
6-84 – JLG Lift – 3121142
236 23 6 FUNCTION SWITCHES LOCKED - SELECTED BEFORE START SWITCH A boom function was selected
before engine start.
237 23 7 START SWITCH LOCKED - SELECTED BEFORE KEYSWITCH The Start Switch was closed dur-
ing power-up.
250 25 0 <<< FUNCTION PREVENTED >>>
259 25 9 MODEL CHANGED - HYDRAULICS SUSPENDED - CYCLE EMS The model selection has been
changed.
2513 25 13 GENERATOR MOTION CUTOUT ACTIVE Driving is not possible while the
vehicle generator is running
AND is configured to prevent
drive.
2514 25 14 BOOM PREVENTED - DRIVE SELECTED Boom functions are not possible
while the vehicle is being driven
AND is configured to not allow
simultaneous drive & boom
operation.
2515 25 15 DRIVE PREVENTED - BOOM SELECTED Driving is not possible while the
vehicle above elevation AND is
configured to prevent drive
while above elevation.
2516 25 16 DRIVE PREVENTED - ABOVE ELEVATION Driving is not possible while
Boom functions are selected
AND is configured to not allow
simultaneous drive & boom
operation.
2517 25 17 DRIVE PREVENTED - TILTED & ABOVE ELEVATION Driving is not possible while the
vehicle is tilted and above eleva-
t io n A ND is co nf igur ed to pr e-
vent drive while tilted and
above elevation.
2521 25 21 JIB SWING PREVENTED - IN 1000# MODE JIB Swing is not possible while
the vehicle is in 1000 LB Mode.
2522 25 22 CAN DONGLE ATTACHED - HYDRAULICS NOT RESTRICTED CAN Dongle attached. Very lim-
ited restrictions for all hydrau-
lics systems.
2523 25 23 BACKUP BLAM COMMUNICATIONS ACTIVE RS232 serial backup communi-
cations link to the BLAM is
active.
2524 25 24 DISCONNECT ANALYZER AND CYCLE EMS TO PERFORM BOOM RETRIEVAL RS232 serial backup communi-
cations link to the BLAM is
needed but an analyzer is con-
nected.
Table 6-6. Diagnostic Trouble Code Chart
DTC
Flash
Code
Sequence
Fault Message Fault Description Check