JLG 1850SJ, Service And Maintenance Manual, Page: 562 / 712

SECTION 6 - JLG CONTROL SYSTEM
6-130 3121619
Table 6-13. Diagnostic Trouble Code Chart
DTC
Flash
Code
Sequence Fault Message Fault Description Check
1 0 1 EVERYTHING OK The normal help message in Platform
Mode.
2 0 2 GROUND MODE OK The normal help message in Ground Mode.
10 0 10 RUNNING AT CUTBACK - OUT OF TRANSPORT
POSITION Drive speed is limited to "ELEVATED MAX"
while the vehicle is out of transport posi-
tion.
49 0 0 SCR CLEANING REQUIRED SCR Cleaning for regular maintenance
(engine controlled)
50 0 0 BOOM UNLOCK REQUIRED Triggers if machine is 1850SJ and DTC 23127
and DTC 8413 become active
0 0 0 <<< HELP COMMENT >>>
11 0 11 FSW OPEN A drive / boom function was selected with
the Footswitch open.
12 0 12 RUNNING AT CREEP - CREEP SWITCH OPEN All functions at creep while the
Creep Switch is open.
13 0 13 RUNNING AT CREEP - TILTED AND ABOVE
ELEVATION All functions at creep while the Platform is
elevated and the Chassis is tilted.
14 0 14 CHASSIS TILT SENSOR OUT OF RANGE The Chassis is tilted > 19 degrees for more
then 4 seconds. - Not reported during power-up.
0015 0 15 LOAD SENSOR READING UNDER WEIGHT LSS has been calibrated and the UGM has
determined that the load sensing system
reading is less than -50lbs for 2 seconds. If
the load sensing system determines that
the reading is greater than -50lbs for 5 sec-
onds this fault will no longer be annunci-
ated.
No control system interlocks present when
DTC is active.
Ensure platform is not resting on the ground or is not
leveled at an extreme negative angle.
Re-calibrate the load sensing system if the above
items are not a factor.
16 0 16 ENVELOPE ENCROACHED - HYDRAULICS
SUSPENDED There is an envelope violation. - Envelope control system equipped vehicle only.
17 0 17 OVER MOMENT - HYDRAULICS SUSPENDED There is an over moment violation. - Envelope control system equipped vehicle only.
18 0 18 UNDER MOMENT - HYDRAULICS SUS-
PENDED There is an under moment violation. - Envelope control system equipped vehicle only.
21 0 21 ADS 1213 REINITIALIZED
30 0 30 RUNNING AT CREEP - PLATFORM STOWED
31 0 31 FUEL LEVEL LOW - ENGINE SHUTDOWN
35 0 35 APU ACTIVE
37 0 37 JIB UNLOCKED OUT OF TRANSPORT -
HYDRAULICS SUSPENDED
38 0 38 SWING ENVELOPE ENCROACHED - HYDRAU-
LICS SUSPENDED
210 2‘ 1 <<< POWER-UP >>>
211 2 1 POWER CYCLE The normal help message is issued at each
power cycle.