JLG 1350SJP Service Manual User Manual
Page 469
SECTION 6 - JLG CONTROL SYSTEM
3121142
– JLG Lift –
6-93
434
43
4
OIL PRESSURE SHORT TO GROUND
The Oil Pressure Sensor reading
is < 0.1V for more then 5 sec-
onds.
- Deutz engine only.
- Not reported during engine
start.
435
43
5
COOLANT TEMPERATURE SHORT TO GROUND
The Coolant Temperature Sen-
sor reading is < 0.1V.
- Deutz engine only.
437
43
7
ENGINE TROUBLE CODE
Displays engine SPN FMI code.
438
43
8
HIGH ENGINE TEMP
(Ford engine only) The engine
temperature is > 117 C.
(Deutz engine only) The engine
temperature is > 130 C.
- Ford / Deutz engine only.
439
43
9
AIR FILTER BYPASSED
The Air Filter is clogged.
4310
43
10
NO ALTERNATOR OUTPUT
Battery voltage is < 11.5 volts
for more then 15 seconds after
engine start.
4311
43
11
LOW OIL PRESSURE
(Ford engine only) The ECM has
reported a low oil pressure fault.
(Deutz engine only) Oil pressure
is < 8 PSI for more then 10 sec-
onds after engine start.
- Ford / Deutz engine only.
4313
43
13
THROTTLE ACTUATOR FAILURE
The engine RPM is > XXX for
more then XX seconds.
4314
43
14
WRONG ENGINE SELECTED - ECM DETECTED
A ECM was detected with a non-
ECM type engine selected.
4322
43
22
LOSS OF ENGINE SPEED SENSOR
The engine RPM sensor indi-
cates 0 RPM AND the Oil Pressure
Sensor indicates > 8 PSI for
three seconds.
- Diesel engine only.
4323
43
23
SPEED SENSOR READING INVALID SPEED
The engine RPM sensor indi-
cates > 4000 RPM.
- Diesel engine only.
440
44
0
<<< BATTERY SUPPLY >>>
441
44
1
BATTERY VOLTAGE TOO LOW - SYSTEM SHUTDOWN
Battery voltage is < 9V.
442
44
2
BATTERY VOLTAGE TOO HIGH - SYSTEM SHUTDOWN
Battery voltage is > 16V.
445
44
5
BATTERY VOLTAGE LOW
Battery voltage is < 11V for
more then 5 seconds.
450
45
0
<<< CAN CONTROLLED VALVES >>>
451
45
1
MAIN LIFT PVG VALVE - INTERNAL FAULT
The Main Lift PVG Valve has an
internal fault.
- 1250AJP only.
452
45
2
TOWER LIFT PVG VALVE - INTERNAL FAULT
The Tower Lift PVG Valve has an
internal fault.
- 1250AJP only.
453
45
3
TOWER TELESCOPE PVG VALVE - INTERNAL FAULT
The Tower Telescope PVG Valve
has an internal fault.
- 1250AJP only.
Table 6-6. Diagnostic Trouble Code Chart
DTC
Flash
Code
Sequence
Fault Message
Fault Description
Check