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DTC P0117, P0118 ECT SENSOR EC-211 C D E F G H I J K L M A EC 2006 Pathfinder 3. CHECK ECT SENSOR GROUND CIRCUIT FOR OPEN AND SHORT 1. Turn ignition switch OFF. 2. Disconnect ECM harness connector. 3. Check harness continuity between ECT sensor terminal 2 and ECM terminal 67. 4. Also check harness for short to ground and short to power. OK or NG OK >> GO TO 4. NG >> Repair open circuit or short to ground or short to power in harness or connectors. 4. CHECK ENGINE COOLANT TEMPERATURE SENSOR Refer to EC-211, "Component Inspection" . OK or NG OK >> GO TO 5. NG >> Replace engine coolant temperature sensor. 5. CHECK INTERMITTENT INCIDENT Refer to EC-144, "TROUBLE DIAGNOSIS FOR INTERMITTENT INCIDENT" >> INSPECTION END Component Inspection UBS00K62 ENGINE COOLANT TEMPERATURE SENSOR 1. Check resistance between engine coolant temperature sensor <Reference data> 2. If NG, replace engine coolant temperature sensor. Removal and Installation UBS00K63 ENGINE COOLANT TEMPERATURE SENSOR Refer to CO-24, "WATER INLET AND THERMOSTAT ASSEMBLY" Continuity should exist. PBIB2005E Engine coolant temperature ° C ( ° F) Resistance k Ω 20 (68) 2.1 - 2.9 50 (122) 0.68 - 1.00 90 (194) 0.236 - 0.260 SEF012P |