P0116

DTC P0116: Engine Coolant Temp. (ECT) Circuit Range / Performance Problem

Wiring Diagram:

Wiring Diagram

DTC Detecting Condition / Trouble Code:

DTC Detecting Condition and Trouble Area

DTC Confirmation Procedure

WARNING:
- When performing a road test, select a place where there is no traffic or possibility of a traffic accident and be very careful during testing to avoid occurrence of an accident.
- Road test should be carried out with 2 persons, a driver and a tester, on a level road.

NOTE: Check to make sure that the following conditions are satisfied when using this "DTC Confirmation Procedure".
- Intake air temp.: -8 °C (18 °F) or higher
- Engine coolant temp.: -8 - 110 °C (18 - 230 °F)
- Altitude (barometric pressure): 2400 m, 8000 ft or less (560 mmHg (75 kPa) or more)

1. Connect scan tool to DLC with ignition switch OFF.
2. Turn ON ignition switch and clear DTC, pending DTC and freeze frame data by using scan tool.
3. Confirm that engine coolant temp. is between -8.1 °C and 69.9 °C (17 °F and 158 °F).
4. Warm up engine to normal operating temperature and keep it at idle for 3 min. or more.
5. Drive vehicle at 35 mph, 55 km/h or higher for 3 min. or more.
6. Stop vehicle and check pending DTC and DTC.

Step 1:

Step 2 - 5:

DTC Troubleshooting