STEP 1. Using scan tool (M.U.T.-III), check data list item 6: Engine Coolant Temperature Sensor.
STEP 2. Check the engine coolant temperature sensor.
STEP 3. Check the continuity at engine coolant temperature sensor harness side connector.
STEP 4. Check of harness damage in WTSE line between engine coolant temperature sensor connector and ECM connector.
STEP 5. Check of harness damage in WTS line between engine coolant temperature sensor connector and ECM connector.
STEP 6. Using scan tool (M.U.T.-III), check data list item 6: Engine Coolant Temperature Sensor.
STEP 7. Test the OBD-II drive cycle.
(1) Carry out a test drive with the drive cycle pattern. Refer to Diagnostic Function - OBD-II Drive Cycle - Pattern 9 . (2) Check the diagnostic trouble code (DTC).
Is DTC P0116 set?
Retry the troubleshooting. The inspection is complete.