JLG 1500SJ Service Manual User Manual
Page 569
SECTION 6 - JLG CONTROL SYSTEM
3121262
– JLG Lift –
6-117
344
34
4
PLATFORM LEVEL UP VALVE - SHORT TO BATTERY OR
OPEN CIRCUIT
There is a Short to Battery
or an Open Circuit to the
Platform Level Up Valve.
- Electronic leveling system
equipped vehicles only.
347
34
7
PLATFORM LEVEL DOWN VALVE - SHORT TO GROUND
There is a Short to Ground
to the Platform Level Down
Valve.
348
34
8
PLATFORM LEVEL DOWN VALVE - SHORT TO BATTERY
OR OPEN CIRCUIT
There is a Short to Battery
or an Open Circuit to the
Platform Level Down
Valve.
- Electronic leveling system
equipped vehicles only.
3427
34
37
JIB LOCK VALVE - OPEN CIRCUIT
3428
34
38
JIB LOCK VALVE - SHORT TO BATTERY
3429
34
29
JIB LOCK VALVE - SHORT TO GROUND
3430
34
30
JIB UNLOCK VALVE - OPEN CIRCUIT
3431
34
31
JIB UNLOCK VALVE - SHORT TO BATTERY
3432
34
32
JIB UNLOCK VALVE - SHORT TO GROUND
350
35
0
<<< OTHER OUTPUT DRIVERS >>>
351
35
1
JIB LEVEL UP VALVE - SHORT TO GROUND
352
35
2
JIB LEVEL UP VALVE - SHORT TO BATTERY OR OPEN
CIRCUIT
353
35
3
JIB LEVEL DOWN VALVE - SHORT TO GROUND
354
35
4
JIB LEVEL DOWN VALVE - SHORT TO BATTERY OR OPEN
CIRCUIT
355
35
5
JIB LIFT UP VALVE - SHORT TO GROUND
356
35
6
JIB LIFT UP VALVE - SHORT TO BATTERY OR OPEN CIR-
CUIT
357
35
7
JIB LIFT DOWN VALVE - SHORT TO GROUND
358
35
8
JIB LIFT DOWN VALVE - SHORT TO BATTERY OR OPEN
CIRCUIT
359
35
9
JIB ROTATE LEFT VALVE - SHORT TO GROUND
3510
35
10
JIB ROTATE LEFT VALVE - SHORT TO BATTERY OR OPEN
CIRCUIT
3511
35
11
JIB ROTATE RIGHT VALVE - SHORT TO GROUND
3512
35
12
JIB ROTATE RIGHT VALVE - SHORT TO BATTERY OR
OPEN CIRCUIT
3513
35
13
JIB TELESCOPE IN VALVE - SHORT TO GROUND
3514
35
14
JIB TELESCOPE IN VALVE - SHORT TO BATTERY OR
OPEN CIRCUIT
3515
35
15
JIB TELESCOPE OUT VALVE - SHORT TO GROUND
3516
35
16
JIB TELESCOPE OUT VALVE - SHORT TO BATTERY OR
OPEN CIRCUIT
430
43
0
<<< ENGINE >>>
431
43
1
FUEL SENSOR SHORT TO BATTERY
The Fuel Sensor reading is
> 4.3V.
432
43
2
FUEL SENSOR SHORT TO GROUND
The Fuel Sensor reading is
< 0.2V.
Table 6-8. Diagnostic Trouble Code Chart
DTC
Flash
Code
Sequence
Fault Message
Fault Description
Check