Toro Greensmaster eTriFlex 3360 Service Manual page 45

Machine Faults (continued)
Fault
Fault Title
ID
C1023 Parking Brake
Disengage
Output - Short
to Battery
C1024 Parking Brake
Disengage
Output -
Overcurrent
C1025 Parking Brake
Disengage
Output - Open
Circuit
C10C4 Steering
Feedback
Output -
Overcurrent
Greensmaster® eTriFlex 3360 and 3370
19239SL Rev B
Fault
Controller(s)
Condition/Circuit
Affected
Description
T1 Low current
detected on
parking brake
disengage
output.
Indicates a short
to a high (+)
source.
T1 Overcurrent
detected on
parking brake
disengage
output.
Indicates short
to ground.
T1 Open circuit
detected on
parking brake
disengage
output.
T1 Overcurrent
detected
on steering
feedback output.
Indicates short
to ground.
Additional Notes Service Actions
The short could 1.
be to battery
voltage or to
another signal
2.
that is in a high
(+) state.
3.
4.
1.
2.
3.
4.
1.
2.
3.
4.
1.
2.
3.
4.
Page 3–9 Troubleshooting: Battery Charger Error and
Check the parking brake disengage
output circuit wiring and connectors
(P01, P74, P75).
Test the parking brake disengage
output circuit wiring.
Test the brake actuator relay and the
brake actuator.
Swap the T1: Primary controller
with a known-good unit (contact
an Authorized Toro Distributor for
assistance).
Check the parking brake disengage
output circuit wiring and connectors
(P01, P74, P75).
Test the parking brake disengage
output circuit wiring to ground.
Test the brake actuator relay and the
brake actuator.
Swap the T1: Primary controller
with a known-good unit (contact
an Authorized Toro Distributor for
assistance).
Check the parking brake disengage
output circuit wiring and connectors
(P01, P74, P75).
Test the parking brake disengage
output circuit wiring.
Test the brake actuator relay and the
brake actuator.
Swap the T1: Primary controller
with a known-good unit (contact
an Authorized Toro Distributor for
assistance).
Check the steering feedback output
circuit wiring and connectors (P01,
P72).
Test the steering feedback output
circuit wiring to ground.
Test the steering input device brake
coil.
Swap the T1: Primary controller
with a known-good unit (contact
an Authorized Toro Distributor for
assistance).
Fault Codes (Model 04590)