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P0111 IAT SENSOR EC-643 < DTC/CIRCUIT DIAGNOSIS > [VQ40DE FOR USA AND CANADA] C D E F G H I J K L M A EC N P O NO >> Replace mass air flow sensor (with intake air temperature sensor). Refer to . 2. CHECK INTERMITTENT INCIDENT Check intermittent incident. Refer to GI-42, "Intermittent Incident" . >> INSPECTION END Component Inspection INFOID:0000000009481286 1. CHECK INTAKE AIR TEMPERATURE (IAT) SENSOR 1. Turn ignition switch OFF. 2. Disconnect mass air flow sensor harness connector. 3. Check resistance between mass air flow sensor terminals as follows. Is the inspection result normal? YES >> INSPECTION END NO >> Replace mass air flow sensor (with intake air temperature sensor). Refer to . Terminals Condition Resistance (k Ω) 5 and 6 Temperature [ °C (°F)] 25 (77) 1.800 – 2.200 |