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SEF594K Component Description NLEC0072 The engine coolant temperature sensor is used to detect the SEF012P <Reference data> Engine coolant temperature °C (°F) Voltage* V Resistance k Ω −10 (14) 4.4 7.0 - 11.4 20 (68) 3.5 2.1 - 2.9 50 (122) 2.2 0.68 - 1.00 90 (194) 0.9 0.236 - 0.260 *: These data are reference values and are measured between ECM terminal 70 CAUTION: Do not use ECM ground terminals when measuring input/ CONSULT-II Reference Value in Data Monitor NLEC0073 MONITOR ITEM CONDITION SPECIFICATION COOLAN TEMP/S + Engine: After warming up More than 70°C (158°F) On Board Diagnosis Logic NLEC0074 DTC No. Malfunction is detected when ... Check Items (Possible Cause) P0115 + An excessively high or low voltage from the sensor is + Harness or connectors + Engine coolant temperature sensor *: When this malfunction is detected, the ECM enters fail-safe mode and the MI lights up. DTC P0115 ENGINE COOLANT TEMPERATURE SENSOR (ECTS) (CIRCUIT) QG18DE Component Description EC-169 |