Toro Groundmaster Series Service Manual page 43

Machine Faults (continued)
Machine Faults (continued)
Fault
Fault Title
ID
C1414 Solenoid Valve 1
(SV1) - Short to
Ground/Overcurrent
C1415 Solenoid Valve 1 (SV1)
- Open Circuit
C1423 Solenoid Valve 2 (SV2)
- Short to Battery
C1424 Solenoid Valve 2
(SV2) - Short to
Ground/Overcurrent
C1425 Solenoid Valve 2 (SV2)
- Open Circuit
Groundsmaster ® 3200, 3300 and 3310
19240SL Rev A
Fault
Condition/Circuit Additional Notes
Description
Overcurrent
detected in SV1
output circuit,
indicating a short
to ground.
Open circuit
detected on SV1
output circuit.
Low current The short could be
detected on to battery voltage
the SV2 output or to another signal
circuit. Indicates that is in a high (+)
a short to a high state.
(+) source.
Overcurrent
detected in SV2
output circuit,
indicating a short
to ground.
Open circuit
detected on SV2
output circuit.
Page 3–7
Service Actions
1. Check the wire harness connectors
(P100, P31) for damage or corrosion and
clean or repair if necessary.
2. Test the SV1 output circuit wiring.
3. Test the SV1 valve solenoid and cartridge
valve.
4. Swap the TDM controller with a
known-good unit (contact an Authorized
Toro Distributor for assistance).
1. Check the wire harness connectors
(P100, P31) for damage or corrosion and
clean or repair if necessary.
2. Test the SV1 output circuit wiring.
3. Test the SV1 valve solenoid and cartridge
valve.
4. Swap the TDM controller with a
known-good unit (contact an Authorized
Toro Distributor for assistance).
1. Check the wire harness connectors
(P100, P32) for damage or corrosion and
clean or repair if necessary.
2. Test the SV2 output circuit wiring.
3. Test the SV2 valve solenoid and cartridge
valve.
4. Swap the TDM controller with a
known-good unit (contact an Authorized
Toro Distributor for assistance).
1. Check the wire harness connectors
(P100, P32) for damage or corrosion and
clean or repair if necessary.
2. Test the SV2 output circuit wiring.
3. Test the SV2 valve solenoid and cartridge
valve.
4. Swap the TDM controller with a
known-good unit (contact an Authorized
Toro Distributor for assistance).
1. Check the wire harness connectors
(P100, P32) for damage or corrosion and
clean or repair if necessary.
2. Test the SV2 output circuit wiring.
3. Test the SV2 valve solenoid and cartridge
valve.
4. Swap the TDM controller with a
known-good unit (contact an Authorized
Toro Distributor for assistance).
Troubleshooting: Cutting Unit (or attachment) Problems