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DTC: 7400 Abnormally High Coolant Temperature (105 ℃ or higher) 7402 Abnormally High Coolant Temperature (110 ℃ or higher) 7403 Abnormally High Coolant Temperature (120 ℃ or higher
from Sumitomo SH350LC-5 SH370LHD-5 Hydraulic Excavator Troubleshooting Manual WLST3305TS-01W PDF DOWNLOAD
DTC:
7400 Abnormally High Coolant Temperature (105 ℃ or higher) 7402 Abnormally High Coolant Temperature (110 ℃ or higher) 7403 Abnormally High Coolant Temperature (120 ℃ or higher)