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EC-148 < COMPONENT DIAGNOSIS > [VQ40DE] P0128 THERMOSTAT FUNCTION OK >> GO TO 2. NG >> Replace engine coolant temperature sensor. 2. CHECK THERMOSTAT CO-27, "Removal and Installation" . OK or NG OK >> INSPECTION END NG >> Replace thermostat. Component Inspection INFOID:0000000005257131 ENGINE COOLANT TEMPERATURE SENSOR 1. Check resistance between engine coolant temperature sensor terminals 1 and 2 as shown in the figure. <Reference data> 2. If NG, replace engine coolant temperature sensor. 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 2010 Pathfinder |