JLG 1850SJ Service Manual User Manual
Page 358
SECTION 6 - JLG CONTROL SYSTEM
6-76
– JLG Lift –
3121619
FRONT LEFT STEER SENSOR - DECOUPLED
8
6
8623
✔
✔
✔
✔
✔
REAR RIGHT STEER SENSOR - DECOUPLED
8
6
8624
✔
✔
✔
✔
✔
REAR LEFT STEER SENSOR - DECOUPLED
8
6
8625
✔
✔
✔
✔
✔
FRONT LEFT STEER SENSOR - NOT RESPONDING
8
6
8626
✔
✔
✔
✔
✔
FRONT RIGHT STEER SENSOR - NOT RESPONDING
8
6
8627
✔
✔
✔
✔
✔
REAR LEFT STEER SENSOR - NOT RESPONDING
8
6
8628
✔
✔
✔
✔
✔
REAR RIGHT STEER SENSOR - NOT RESPONDING
8
6
8629
✔
✔
✔
✔
✔
FRONT RIGHT STEER SENSOR - SHORT TO GROUND OR OPEN CIRCUIT
8
6
8630
✔
✔
✔
✔
✔
FRONT RIGHT STEER SENSOR - SHORT TO BATTERY
8
6
8631
✔
✔
✔
✔
✔
FRONT LEFT STEER SENSOR - SHORT TO GROUND OR OPEN CIRCUIT
8
6
8632
✔
✔
✔
✔
✔
FRONT LEFT STEER SENSOR - SHORT TO BATTERY
8
6
8633
✔
✔
✔
✔
✔
REAR RIGHT STEER SENSOR - SHORT TO GROUND OR OPEN CIRCUIT
8
6
8634
✔
✔
✔
✔
✔
REAR RIGHT STEER SENSOR - SHORT TO BATTERY
8
6
8635
✔
✔
✔
✔
✔
REAR LEFT STEER SENSOR - SHORT TO GROUND OR OPEN CIRCUIT
8
6
8636
✔
✔
✔
✔
✔
REAR LEFT STEER SENSOR - SHORT TO BATTERY
8
6
8637
✔
✔
✔
✔
✔
ENGINE SHUTDOWN - AXLE LOCKOUT VALVE FAULT
8
6
8651
✔
✔
✔
✔
✔
RIGHT FRONT STEER RIGHT VALVE - OPEN CIRCUIT
8
6
8670
- -
- -
- -
- -
✔
RIGHT FRONT STEER RIGHT VALVE - SHORT TO BATTERY
8
6
8671
- -
- -
- -
- -
✔
RIGHT FRONT STEER LEFT VALVE - OPEN CIRCUIT
8
6
8672
- -
- -
- -
- -
✔
RIGHT FRONT STEER LEFT VALVE - SHORT TO BATTERY
8
6
8673
- -
- -
- -
- -
✔
LEFT FRONT STEER RIGHT VALVE - OPEN CIRCUIT
8
6
8674
- -
- -
- -
- -
✔
LEFT FRONT STEER RIGHT VALVE - SHORT TO BATTERY
8
6
8675
- -
- -
- -
- -
✔
LEFT FRONT STEER LEFT VALVE - OPEN CIRCUIT
8
6
8676
- -
- -
- -
- -
✔
LEFT FRONT STEER LEFT VALVE - SHORT TO BATTERY
8
6
8677
- -
- -
- -
- -
✔
RIGHT REAR STEER RIGHT VALVE - OPEN CIRCUIT
8
6
8678
- -
- -
- -
- -
✔
RIGHT REAR STEER RIGHT VALVE - SHORT TO BATTERY
8
6
8679
- -
- -
- -
- -
✔
RIGHT REAR STEER LEFT VALVE - OPEN CIRCUIT
8
6
8680
- -
- -
- -
- -
✔
RIGHT REAR STEER LEFT VALVE - SHORT TO BATTERY
8
6
8681
- -
- -
- -
- -
✔
LEFT REAR STEER RIGHT VALVE - OPEN CIRCUIT
8
6
8682
- -
- -
- -
- -
✔
LEFT REAR STEER RIGHT VALVE - SHORT TO BATTERY
8
6
8683
- -
- -
- -
- -
✔
LEFT REAR STEER LEFT VALVE - OPEN CIRCUIT
8
6
8684
- -
- -
- -
- -
✔
LEFT REAR STEER LEFT VALVE - SHORT TO BATTERY
8
6
8685
- -
- -
- -
- -
✔
FRONT LEFT AXLE - MOVEMENT WITHOUT COMMAND
8
6
8686
- -
- -
- -
- -
✔
FRONT RIGHT AXLE - MOVEMENT WITHOUT COMMAND
8
6
8687
- -
- -
- -
- -
✔
REAR RIGHT AXLE - MOVEMENT WITHOUT COMMAND
8
6
8688
- -
- -
- -
- -
✔
Table 6-7. Diagnostic Fault Code Chart
Fault Text
Flash 1
Flash 2
DTC
1350
1200
1250
1500
1850