Kubota WG1605-E3 Diagnostic Manual page 158

WG1605-G-E3,WG1605-L-E3,WG1605-GL-E3, DM
DTC 217-ECT Higher Than Expected Stage 2
Diagnostic Aids
• If the "ECT High Voltage" fault is also present, follow the troubleshooting procedures for that fault as it may have
caused "ECT Higher Than Expected 2".
• If the cooling system utilizes an air-to-water heat exchanger (radiator) and fan:
– Check that the radiator has a proper amount of ethylene glycol/water and that the radiator is not leaking
– Ensure that there is no trapped air in the cooling path
– Inspect the cooling system (radiator and hoses) for cracks and ensure connections are leak free
– Check that the fan is operating properly
– Check that the thermostat is not stuck closed
• If the cooling system utilizes a water-to-water heat exchanger:
– Check that the heat exchanger has a proper amount of ethylene glycol/water and that the heat exchanger is
not leaking
– Ensure that there is no trapped air in the cooling path
– Inspect the cooling system (radiator and hoses) for cracks and ensure connections are leak free
– Check that the raw water pickup is not blocked/restricted by debris and that the hose is tightly connected
– Check that the thermostat is not stuck closed
– Check that the raw water pump/impeller is tact and that it is not
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ECM SYSTEM
KiSC issued 12, 2016 A