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EC-614 < COMPONENT DIAGNOSIS > [VK56DE] P0125 ECT SENSOR If “COOLAN TEMP/S” indication increases to more than 31 ° C (88 ° F) within 65 minutes, stop engine because the test result will be OK. 5. Check 1st trip DTC. 6. If 1st trip DTC is detected, go to WITH GST Follow the procedure “WITH CONSULT-III” above. Diagnosis Procedure INFOID:0000000003936541 1. CHECK GROUND CONNECTIONS 1. Turn ignition switch OFF. 2. Loosen and retighten ground screws on the body. OK or NG OK >> GO TO 2. NG >> Repair or replace ground connections. 2. CHECK ENGINE COOLANT TEMPERATURE SENSOR EC-614, "Component Inspection" OK or NG OK >> GO TO 3. NG >> Replace engine coolant temperature sensor. 3. CHECK THERMOSTAT OPERATION When the engine is cold [lower than 70 ° C (158 ° F)] condition, grasp lower radiator hose and check that the engine coolant does not flow. OK or NG OK >> GO TO 4. NG >> Repair or replace thermostat. Refer to CO-54, "Removal and Installation" 4. CHECK INTERMITTENT INCIDENT GI-49, "Intermittent Incident" >> INSPECTION END Component Inspection INFOID:0000000004333348 ENGINE COOLANT TEMPERATURE SENSOR BBIA0539E 2009 Pathfinder |