Great Plains 3PYPA Operator Manual - Manual (Page 103)

Great Plains Manufacturing, Inc. Table of Contents Index Troubleshooting 99
03/20/2012 Table of Contents Index 401-647M
Steering Flash Error Codes
MetaData: End of “Steering Troubleshooting”
MetaData: End of “Troubleshooting”
Code Diagnostic Corrective Action
1 - 1 Float valve HS short to battery
1 - 1 Float valve LS short to battery
1 - 2 Float valve HS short to ground
1 - 2 Float valve LS short to ground
1 - 3 Float valve open circuit
2 - 1 ST1 valve HS short to battery
2 - 1 ST1 valve LS short to battery
2 - 2 ST1 valve HS short to ground
2 - 2 ST1 valve LS short to ground
2 - 3 ST1 valve open circuit
3 - 1 ST2 valve HS short to battery
3 - 1 ST2 valve LS short to battery
3 - 2 ST2 valve HS short to ground
3 - 2 ST2 valve LS short to ground
3 - 3 ST2 valve open circuit
5 - 1 Tractor sensor short to ground
5 - 2 Tractor sensor open circuit ECU not detecting tractor sensor. Use same steps as for 5 - 1.
6 - 1 Caster sensor short to ground Check caster wheel sensor, using same steps as for 5 - 1.
6 - 2 Caster sensor open circuit ECU not detecting caster sensor. Use same steps as for 5 - 1.
8 - 1 ECU low voltage
29894
Check float valve coil and cable to ECU.
ECU is detecting an unexpected voltage in the circuit.
Check float valve coil and cable to ECU.
ECU is detecting a short to ground.
Check float valve coil and cable to ECU.
ECU is failing to detect presence of coil - no circuit continuity.
Check ST-1 valve coil and cable to ECU.
ECU is detecting an unexpected voltage in the circuit.
Check ST-1 valve coil and cable to ECU.
ECU is detecting a short to ground.
Check ST-1 valve coil and cable to ECU.
ECU is failing to detect presence of coil - no circuit continuity.
Check ST-2 valve coil and cable to ECU.
ECU is detecting an unexpected voltage in the circuit.
Check ST-2 valve coil and cable to ECU.
ECU is detecting a short to ground.
Check ST-2 valve coil and cable to ECU.
ECU is failing to detect presence of coil - no circuit continuity.
Check tractor wheel sensor for:
A. travel limits of sensor.
B. cable to ECU
C. function of sensor
Check tractor voltage above 10Vdc.
Check connections to ECU. Check harnesses and switchbox connections.