Service Manual Instruction Manual

SECTION 6 - JLG CONTROL SYSTEM
6-96 – JLG Lift – 3121171
8625 86 25 REAR LEFT STEER SENSOR - DECOUPLED The Rear Left Steer Sensor has
become decoupled.
8626 86 26 FRONT LEFT STEER SENSOR - NOT RESPONDING The Front Right Steer Sensor is
not responding to steer com-
mands.
8627 86 27 FRONT RIGHT STEER SENSOR - NOT RESPONDING The Front Left Steer Sensor is not
responding to steer commands.
8628 86 28 REAR LEFT STEER SENSOR - NOT RESPONDING The Rear Right Steer Sensor is
not responding to steer com-
mands.
8629 86 29 REAR RIGHT STEER SENSOR - NOT RESPONDING The Rear Left Steer Sensor is not
responding to steer commands.
8630 86 30 FRONT RIGHT STEER SENSOR - SHORT TO GROUND OR OPEN CIRCUIT There is a Short to Ground or an
Open Circuit to the Front Right
Steer Sensor.
8631 86 31 FRONT RIGHT STEER SENSOR - SHORT TO BATTERY There is a Short to Battery to the
Front Right Steer Sensor.
8632 86 32 FRONT LEFT STEER SENSOR - SHORT TO GROUND OR OPEN CIRCUIT There is a Short to Ground or an
Open Circuit to the Front Left
Steer Sensor.
8633 86 33 FRONT LEFT STEER SENSOR - SHORT TO BATTERY There is a Short to Battery to the
Front Left Steer Sensor.
8634 86 34 REAR RIGHT STEER SENSOR - SHORT TO GROUND OR OPEN CIRCUIT There is a Short to Ground or an
Open Circuit to the Rear Right
Steer Sensor.
8635 86 35 REAR RIGHT STEER SENSOR - SHORT TO BATTERY There is a Short to Battery to the
Rear Right Steer Sensor.
8636 86 36 REAR LEFT STEER SENSOR - SHORT TO GROUND OR OPEN CIRCUIT There is a Short to Ground or an
Open Circuit to the Rear Left
Steer Sensor.
8637 86 37 REAR LEFT STEER SENSOR - SHORT TO BATTERY There is a Short to Battery to the
Rear Left Steer Sensor.
8651 86 51 ENGINE SHUTDOWN - AXLE LOCKOUT VALVE FAULT Engine Start is prevented while
there is an Oscillating Axle fault
and vehicle is out of transport
position
990 99 0 <<< HARDWARE >>>
991 99 LSS WATCHDOG RESET
992 99 LSS EEPROM ERROR
993 99 LSS INTERNAL ERROR - PIN EXCITATION
994 99 LSS INTERNAL ERROR - DRDY MISSING FROM A/D
998 99 8 EEPROM FAILURE - CHECK ALL SETTINGS The Ground Module has
reported an EEPROM failure.
Table 6-6. Diagnostic Trouble Code Chart
DTC
Flash
Code
Sequence
Fault Message Fault Description Check