JLG 1850SJ, Service And Maintenance Manual, Page: 581 / 712

SECTION 6 - JLG CONTROL SYSTEM
3121619 6-149
834 8 3 PLATFORM LEVEL DOWN CRACKPOINT - NOT
CALIBRATED The Platform Level Down Valve Crackpoint
has not been calibrated. - Electronic leveling system equipped vehicles only.
837 8 3 PLATFORM LEVEL SENSOR #1 - SHORT TO
BATTERY There is a Short to Battery to the Platform
Level Sensor #1. - Electronic leveling system equipped vehicles only.
838 8 3 PLATFORM LEVEL SENSOR #1 - SHORT TO
GROUND OR OPEN CIRCUIT There is a Short to Ground or an Open Circuit
to the Platform Level Sensor #1. - Electronic leveling system equipped vehicles only.
8311 8 3 PLATFORM LEVEL SENSOR #2 - SHORT TO
BATTERY There is a Short to Battery to the Platform
Level Sensor #2. - Electronic leveling system equipped vehicles only.
8312 8 3 PLATFORM LEVEL SENSOR #2 - SHORT TO
GROUND OR OPEN CIRCUIT There is a Short to Ground or an Open Circuit
to the Platform Level Sensor #2. - Electronic leveling system equipped vehicles only.
8313 8 3 PLATFORM LEVEL SENSOR #1 - REFERENCE
VOLTAGE OUT OF RANGE Platform Level Sensor #1 reference voltage
is outside acceptable range (4.9 to 5.1
volts). - Electronic leveling system equipped vehicles only.
8314 8 3 PLATFORM LEVEL SENSOR #2 - REFERENCE
VOLTAGE OUT OF RANGE Platform Level Sensor #2 reference voltage
is outside acceptable range (4.9 to 5.1
volts). - Electronic leveling system equipped vehicles only.
8315 8 3 PLATFORM LEVELING SENSOR - DISAGREE-
MENT The Control System reads the sensor values
at power-up. The fault is triggered when
there is a ± 5 degree difference from the ini-
tial reading. - Electronic leveling system equipped vehicles only.
8316 8 3 PLATFORM LEVEL SENSOR #1 - COMMUNI-
CATIONS LOST Platform Level Sensor #1 serial communi-
cation lost.
8317 8 3 PLATFORM LEVEL SENSOR #2 - COMMUNI-
CATIONS LOST Platform Level Sensor #2 serial communi-
cation lost.
8318 8 3 PLATFORM LEVELING SYSTEM TIMEOUT The Platform was unable to maintain
desired level within range for the allotted
time.
8319 8 3 JIB LEVEL SENSOR #1 - OUT OF RANGE LOW
8320 8 3 JIB LEVEL SENSOR #1 - OUT OF RANGE HIGH
8321 8 3 JIB LEVEL SENSOR #2 - OUT OF RANGE LOW
8322 8 3 JIB LEVEL SENSOR #2 - OUT OF RANGE HIGH
8323 8 3 JIB LEVEL SENSORS - NOT CALIBRATED
8324 8 3 JIB LEVEL SENSORS - DISAGREEMENT
8325 8 3 JIB SWING SENSOR #1 - OUT OF RANGE LOW
8326 8 3 JIB SWING SENSOR #1 - OUT OF RANGE HIGH
8327 8 3 JIB SWING SENSOR #2 - OUT OF RANGE LOW
8328 8 3 JIB SWING SENSOR #2 - OUT OF RANGE HIGH
8329 8 3 JIB SWING SENSORS - NOT CALIBRATED
8330 8 3 JIB SWING SENSORS - DISAGREEMENT
8331 8 3 JIB LOCK PIN SENSOR - DISAGREEMENT
8332 8 3 JIB TRANSPORT SENSOR #1 - DISAGREE-
MENT
8333 8 3 JIB TRANSPORT SENSOR #2 - DISAGREE-
MENT
8334 8 3 JIB LIFT ANGLE SENSOR - NOT CALIBRATED
Table 6-13. Diagnostic Trouble Code Chart
DTC
Flash
Code
Sequence Fault Message Fault Description Check