Help Comments - JLG 1930ES Operation And Safety Manual

4.14 DIAGNOSTIC TROUBLE CODES (DTC) CHECK TABLES

0-0 Help Comments

DTC FAULT MESSAGE
Error (Displayed on MDI)
001 EVERYTHING OK
002 GROUND MODE OK
003 ALARM SOUNDING - TILTED & ABOVE
ELEVATION
3121165
DESCRIPTION
The MDI is powered, but cannot communi-
cate with the control system.
The normal help message in platform
mode. Displays on the analyzer only.
The normal help message in ground mode.
Displays on the analyzer only.
Control system senses that the platform is
elevated and the vehicle is tilted, and the
machine not configured to cutout.
– JLG Lift –
SECTION 4 - MACHINE OPERATION
CHECK
• Check the MDI connector.
• Check the diagnostic connector.
Refer problem to a qualified JLG mechanic.
• Check that the machine is tilted. If so, lower the platform and reposition
the machine to a level surface.
• Fully stow the platform.
• The tilt sensor is part of the ground control box. Check that the ground
control box is secured to the machine.
• Check that the pothole protection switches are securely mounted.
• Check that the elevation angle sensor is securely mounted.
Refer problem to a qualified JLG mechanic.
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