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Component Description ENGINE COOLANT TEMPERATURE (ECT) SENSOR The engine coolant temperature sensor is used to detect the engine <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) 2.3 0.68 - 1.00 90 (194) 1.0 0.236 - 0.260 On Board Diagnosis Logic DTC Malfunction is detected when ... Check Items (Possible Cause) P0115 I An excessively high or low voltage from the sensor is I Harness or connectors I Engine coolant temperature sensor DTC Confirmation Procedure WITH CONSULT-II 1) Turn ignition switch to “ON” position. WITHOUT CONSULT-II 1) Turn ignition switch to “ON” position and wait at least 5 sec- onds. 2) Turn ignition switch to “LOCK” position, wait at least 5 seconds and then turn to “ON” position. 3) Perform diagnostic test mode II (Self-diagnostic results). SEF594K SEF012P DTC P0115 COOLANT TEMP SEN TD27Ti EC-361 |