Machine Faults (continued)
Fault
ID
Fault Title
Controller(s)
Affected
Fault
Condition/Circuit
Description
Additional Notes
Service Actions
C10C5 Steering
Feedback
Output - Open
Circuit
T1
Open circuit
detected
on steering
feedback output.
1.
Check the steering feedback output
circuit wiring and connectors (P01,
P72).
2.
Test the steering feedback output
circuit wiring.
3.
Test the steering input device brake
coil.
4.
Swap the T1: Primary controller
with a known-good unit (contact
an Authorized Toro Distributor for
assistance).
C10E3 48V Logic
Enable Relay
Output - Short
to Battery
T1
Low current
detected on logic
relay output.
Indicates a short
to a high (+)
source.
The short could
be to battery
voltage or to
another signal
that is in a high
(+) state.
1.
Check the logic relay output circuit
wiring and connectors (P01, P47)
2.
Test the logic relay output circuit wiring.
3.
Test the logic relay.
4.
Swap the T1: Primary controller
with a known-good unit (contact
an Authorized Toro Distributor for
assistance).
C10E4 48V Logic
Enable Relay
Output -
Overcurrent
T1
Overcurrent
detected on logic
relay output.
Indicates short
to ground.
1.
Check the logic relay output circuit
wiring and connectors (P01, P47)
2.
Test the logic relay output circuit wiring
to ground.
3.
Test the logic relay.
4.
Swap the T1: Primary controller
with a known-good unit (contact
an Authorized Toro Distributor for
assistance).
C10E5 48V Logic
Enable Relay
Output - Open
Circuit
T1
Open circuit
detected on logic
relay output.
1.
Check the logic relay output circuit
wiring and connectors (P01, P47)
2.
Test the logic relay output circuit wiring.
3.
Test the logic relay.
4.
Swap the T1: Primary controller
with a known-good unit (contact
an Authorized Toro Distributor for
assistance).
C1801 Cutting Unit
Motor - High
Temp Shutdown
T2, T3, T4
The motor
temperature is
greater than
130° C (266° F)
in the indicated
cutting unit.
PTO is disabled.
1.
Let the machine cool off.
2.
Check the reel to bedknife contact and
the condition of the cutting unit.
3.
Reduce the reel speed.
4.
Reduce the mow speed.
5.
Test the 48V ground to the motor.
6.
Swap cutting reel motors between
cutting units. Replace and reprogram
the motor if the fault moves to the new
position (contact an Authorized Toro
Distributor for assistance).
Troubleshooting: Battery Charger Error and Fault Codes
Page 3–10
Greensmaster® eTriFlex 3360 and 3370
19239SL Rev B
