Toro Greensmaster eTriFlex 3360 Service Manual page 68

Machine Faults (continued)
Fault
Fault Title
ID
P2BE9 Traction Motor
Contactor -
Closed
P2BEA Traction Motor
Precharge
Failure
U0110 CAN Bus
Communication
Fault - Traction
Motor 1
U0111 CAN Bus
Communication
Fault - Li-ion
Battery
controller
U0120 CAN Bus
Communication
Fault -
Starter/Generator
Troubleshooting: Battery Charger Error and Fault Codes
(Model 04590)
Fault
Controller(s)
Condition/Circuit
Affected
Description
SC5 The wheel motor
contactor is
detected closed
when it should
be open
SC5, SC6 There is a
short on the
48V traction
bus, too much
resistance,
or too much
capacitance in
the indicated
traction motor
controller.
T1 The primary
controller never
establishes
or loses
communication
with the right
side traction
motor controller
(SC5).
T1 The primary
controller never
establishes
or loses
communication
with the Li-ion
battery controller
(SC8).
T1 The primary
controller never
establishes
or loses
communication
with the
starter/generator
controller (T6).
Additional Notes Service Actions
Traction is 1.
disabled.
2.
3.
Traction is 1.
disabled.
2.
3.
4.
5.
Traction is 1.
disabled.
2.
3.
4.
5.
Machine 1.
performance is
limited
2.
3.
PTO and 1.
starter/generator
is disabled.
2.
3.
Page 3–32
Check the voltage across the coil of
the main contactor with the key Off.
It should be 0V when the contactor is
open.
Check the voltage across the contactor
with the key Off. It should be 48V
when the contactor is open.
Test the main contactor.
Check if an external load is installed
on the traction 48V bus. If there is,
remove it.
Unplug the bus voltage wire of one
traction motor at a time (do the
controller in charge of the precharge
last).
Replace and program the traction
motor controller (contact an Authorized
Toro Distributor for assistance).
Cycle the key switch.
Use the InfoCenter to calibrate the
traction motor controller.
For SC5, calibrate the traction pedal
first, then the traction motors.
For SC6, calibrate the traction motors.
Test the wiring from the controller to
the CAN bus.
Verify power to the controller.
Replace and program the traction
motor controller (contact an Authorized
Toro Distributor for assistance).
Cycle the key switch.
Use the InfoCenter to calibrate the
traction pedal first, then the traction
motors.
Test the wiring from the controller to
the CAN bus.
Verify power to the controller.
Replace and program the Li-ion battery
controller (contact an Authorized Toro
Distributor for assistance).
Test the wiring from the controller to
the CAN bus.
Verify power to the controller.
Replace and program the
starter/generator controller (contact
an Authorized Toro Distributor for
assistance).
Greensmaster® eTriFlex 3360 and 3370
19239SL Rev B