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john deer Gator - Troubleshooting Motor Driver 1 Faults; MD1 Motor Driver Faults

john deer Gator
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19
LP69910 (12/07/2020) 3 CU FT GATOR FERTILIZER SPREADER
Troubleshooting
SPN Error Description Troubleshooting Guide
6102
MD1 Short to
Battery
Motor Driver 1
output shorted to
battery positive
The motor driver checks if the positive or negative motor driver
outputs are shorted to battery positive (12V) before attempting to
drive the motor. This is a latching fault to protect the electronics.
Verify that the connections at the Control Module terminals are not
being bridged by any conductive material. Verify that the wiring
harnesses are not damaged and all wiring harness connectors are
properly connected.
6103
MD1 Short to
Ground
Motor Driver 1
output shorted to
battery negative
The motor driver checks if the positive or negative motor driver
outputs are shorted to battery negative (ground or 0V) before
attempting to drive the motor. This is a latching fault to protect
the electronics. Verify that the connections at the Control Module
terminals are not being bridged by any conductive material. Verify
that the wiring harnesses are not damaged and all wiring harness
connectors are properly connected.
6104
MD1 TLE
OverTemp Fault
Motor Driver 1
internal temperature
above 75C
The module will stop operating the spreader if the internal
temperature rises above 75C. This is a latching fault to protect the
electronics. Reduce the module’s exposure to high temperatures to
allow its internal temperature to fall below 75C. The module must be
power cycled to recover from a high temperature fault.
6105
MD1 TLE
OverTemp
Warning
Motor Driver 1
internal temperature
above 65C
No action is necessary. The module will continue operating the
spreader with an internal temperature between 65C and 75C but
will stop operating the spreader if the internal temperature rises
above 75C.
6106
MD1 FET
Overtemp Fault
Motor Driver 1 FET
temperature above
75C
The module will stop operating the spreader if the internal
temperature rises above 75C. This is a latching fault to protect the
electronics. Reduce the module’s exposure to high temperatures to
allow its internal temperature to fall below 75C. The module must be
power cycled to recover from a high temperature fault.
6107
MD1 FET
Overtemp
Warning
Motor Driver 1 FET
temperature above
65C
No action is necessary. The module will continue operating the
spreader with an internal FET temperature between 65C and 75C
but will stop operating the spreader if the internal FET temperature
rises above 75C.
6108
MD1 High VBAT
Fault
Motor Driver 1
voltage above 18V
The module will stop operating the spreader if the system voltage
rises above 18V. This is a latching fault to protect the electronics.
The module must be power cycled to recover from a high voltage
fault. Note that the Control Module high voltage fault is not the
same as the Display Module high voltage fault.
6109
MD1 High VBAT
Warning
Motor Driver 1
voltage above 16V
No action is necessary. The module will continue operating the
spreader with a system voltage between 16V and 18V but will stop
operating the spreader if the system voltage rises above 18V. Note
that the Control Module high voltage warning is not the same as the
Display Module high voltage warning.
6110
MD1 Low VBAT
Fault
Motor Driver 1
voltage below 8V
The module will stop operating the spreader if the system voltage
falls below 8V. This is a latching fault to protect the electronics. The
module must be power cycled to recover from a low voltage fault.
Note that the Control Module low voltage fault is not the same as
the Display Module low voltage fault.
6111
MD1 Low VBAT
Warning
Motor Driver 1
voltage below 9V
No action is necessary. The module will continue operating the
spreader with a system voltage between 8V and 9V but will stop
operating the spreader if the system voltage falls below 8V. Note
that the Control Module low voltage warning is not the same as the
Display Module low voltage warning.