Coolant Temperature Sensor/Switch: Testing and Inspection

OUTPUT SIGNALS OF THROTTLE VALVE OPENING AND ENGINE COOLANT TEMP. (Vehicle With A/T Only)

ENGINE COOLANT TEMP. SIGNAL INSPECTION
Check engine coolant temp. signal referring to Step 3 of DTC P1705/DTC No.51 Flow Table.

If check result is not satisfactory, check each wire harness, circuit connection and ECT sensor.