JLG 510AJ Service Manual User Manual
Page 368
SECTION 6 - JLG CONTROL SYSTEM
6-86
– JLG Lift –
3121181
8/6
Flash code 8/6 indicates problems with the steering system.
Except as noted, an EMS cycle is required.
10
RESTRICTED TO TRANSPORT – OSC
AXLE PRESS SW DISAGREEMENT
Only occurs on machines with electrically released oscillating axles
configured. The oscillating axle pressure switch indicates pressure
while the machine is not driving or does not indicate pressure while
the machine is driving and the machine is restricted to transport
position.
AXLE EXT STB OR OC
A short to battery or open circuit was detected on the axles exten-
sion valve.
AXLE EXT STG
A short to ground was detected on the axles extension valve.
AXLE RET STB OR OC
A short to battery or open circuit was detected on the axles retract
valve.
AXLE RET STG
A short to ground was detected on the axles retract valve.
RT FNT STEER RT STB OR OC
A short to battery or open circuit has been detected on the right
front steer right valve.
RT FNT STEER RT STG
A short to ground has been detected on the right front steer right
valve.
RT FNT STEER LT STB OR OC
A short to battery or open circuit has been detected on the right
front steer left valve.
RT FNT STEER LT STG
A short to ground has been detected on the right front steer left
valve.
LT FNT STEER RT STB OR OC
A short to battery or open circuit has been detected on the left front
steer right valve.
LT FNT STEER RT STG
A short to ground has been detected on the left front steer right
valve.
LT FNT STEER LT STB OR OC
A short to battery or open circuit has been detected on the left front
steer left valve.
LT FNT STEER LT STG
A short to ground has been detected on the left front steer left valve.
RT REAR STEER RT STB OR OC
A short to battery or open circuit has been detected on the right rear
steer right valve.
RT REAR STEER RT STG
A short to ground has been detected on the right rear steer right
valve.
RT REAR STEER LT STB OR OC
A short to battery or open circuit has been detected on the right rear
steer left valve.
RT REAR STEER LT STG
A short to ground has been detected on the right rear steer left valve.
LT REAR STEER RT STB OR OC
A short to battery or open circuit has been detected on the left rear
steer right valve.
LT REAR STEER RT STG
A short to ground has been detected on the left rear steer left valve.
LT REAR STEER LT STB OR OC
A short to battery or open circuit has been detected on the left rear
steer left valve.
LT REAR STEER LT STG
A short to ground has been detected on the left rear steer left valve.
FRONT LEFT WHEEL FAULT – CHECK
MOUNTING
This indicates that the steering angle sensor has become decoupled.
FRONT RIGHT WHEEL FAULT – CHECK
MOUNTING
This indicates that the steering angle sensor has become decoupled.
REAR LEFT WHEEL FAULT – CHECK
MOUNTING
This indicates that the steering angle sensor has become decoupled.
REAR RIGHT WHEEL FAULT – CHECK
MOUNTING
This indicates that the steering angle sensor has become decoupled.
Table 6-9. Help Fault Codes, Displayed Faults, and Descriptions
Fault Flash
Code
Analyzer Display
Description
Priority