
SECTION 5 - GENERAL SPECIFICATIONS AND MAINTENANCE
3121272
– JLG Lift –
5-29
998
EEPROM FAILURE - CHECK ALL SET-
TINGS
The control system detected an EEPROM fail-
ure.
Refer problem to a qualified JLG mechanic.
999
FUNCTION LOCKED OUT - POWER MOD-
ULE SOFTWARE VERSION IMPROPER
The power module software version is not
compatible with the rest of the system.
Refer problem to a qualified JLG mechanic.
9-9 Hardware
DTC
FAULT MESSAGE
DESCRIPTION
CHECK