LS tractor R4047H - Troubleshooting (EZ-Shift); 11. Trouble shooting (EZ-Shift)

Warning
▶ To avoid injury due to sudden start, apply parking brake and place the
transmission gear in “Neutral”.
System Faults Possible causes Solutions
The start motor does
not turn when turning
the key switch.
▲ Start safety switch is not
contacted.
▲ PTO switch is not in “OFF”
position.
▲ EZ-Shift shuttle lever is not in
neutral
▲ Depress clutch pedal fully
▲ Place PTO switch in “OFF”
position
▲ Place EZ-Shift shuttle lever
in neutral position.
(11) Trouble shooting (EZ-Shift)
EZ-Shift
Tractor can not move
forward/reverse after
starting engine.
▲ Forward/reverse lever error
▲ EZ-Shift controller error
▲ Clutch actuator damaged
▲ Forward/reverse actuator
▲ Electric harness damaged
▲ Main clutch control switch
▲ Engine RPM sensor error
▲ Replace
▲ Replace
▲ Replace
▲ Replace
▲ Repair
▲ Replace
▲ Replace
Tractor moves only
forward or reverse.
▲ Forward/reverse lever error
▲ Forward/reverse actuator
▲ EZ-Shift controller error
▲ Electric harness damaged
▲ Replace
▲ Replace
▲ Replace
▲ Repair
When shifting EZ-Shift
shuttle lever, a
▲ Speed sensor error
▲ Clutch actuator damaged
▲ Engine RPM sensor error
▲ Replace
▲ Replace
▲ Replace
3
3 3
3 - 26
considerable shock
and rapid acceleration
happens.
▲ Range gear sensor error
▲ Electro-magnetic brake
▲ EZ-Shift controller error
▲ Automatic calibration error
▲ Replace
▲ Replace
▲ Replace
▲ Comply with instruction.
Despite of pressing
clutch pedal fully, the
vehicle moves.
▲ Bad clutch pedal play
▲ Automatic calibration error
▲ Adjust clutch pedal play.
▲ Comply with instruction.
After shifting the EZ-
Shift shuttle lever, the
vehicle moves late.
▲ EZ-Shift controller error
▲ Speed sensor error
▲ Clutch actuator damaged
▲ Automatic calibration error
▲ Replace
▲ Replace
▲ Replace
▲ Comply with instruction.