SECTION 7 - DIAGNOSTIC TROUBLE CODES
3121788
7-9
258
DRIVE & LIFT PREVENTED -
BRAKES ELECTRICALLY
RELEASED FOR TOWING
Motion Alarm
2_5
• Drive State = PREVENTED
• Lift Up State = PREVENTED
• Lift Down State = PREVENTED
•
Brake Release Digital Input is Energized for
1000mS and Ground Mode is Selected.
•
Charger not charging
•
Brake Release Digital Input is not
re-energized after initial activation
X
259
MODEL CHANGED – HYDRAU-
LICS SUSPENDED – CYCLE EMS
None
2_5
• Drive State = PREVENTED
• Lift Up State = PREVENTED
• Lift Down State = PREVENTED
The user changed the Model Selection using the
JLG Analyzer. All functions are being prevented
until the EMS is cycled.
•
This fault shall be suppressed if DTC 9924 is
active. Similar to DTC 9924 but a valid model
has been selected
•
{MACHINE SETUP-> MODEL NUMBER} selec-
tion was changed via the Analyzer.
X
311
OPEN CIRCUIT LINE CONTACTOR None
3_1
• Drive State = PREVENTED
• Lift Up State = PREVENTED
The vehicle's Main Line Contactor did not close
when energized. Check the line contactor coil
and the associated power wiring.
•
The Power Module detected an open-circuit
for the line contactor coil; alternately, the
Negative Main Contactor driver was activated,
but the line contactor did not provide voltage
to the B+ terminal on the controller.
•
Power Module returns Main Line Contactor
Open Fault
Curtis Code 39:Main Contactor Did Not
Close
Set:
With the main contactor commanded
closed, the capacitor bank voltage (B+ connec-
tion terminal) did not charge to B+
Effect:
ShutdownMotor,ShutdownMainContac-
tor,ShutdownEMBrake, Shutdown Throttle, Full
Brake, Shutdown Pump
Possible Cause:
•
Main contactor did not close
•
Main contactor tips are oxidized, burned, or
not making good contact.
•
External load on capacitor bank (B+ terminal
connection) that prevents capacitor bank
from charging.
•
Blown B+ fuse.
X
Table 7-1. Diagnostic Trouble Codes (DTC)
DTC
Help Message
Alarm
Flash
Code
Action
Trigger
3246R
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