Inspection Procedure

HINT: 

If there is an open or short in the engine coolant temperature sensor circuit, the ECM outputs the DTCs. Troubleshoot SFI System . Refer to DTC P0115, P0117, P0118: Engine Coolant Temperature Circuit Malfunction; Engine Coolant Temperature Circuit Low Input; Engine Coolant Temperature Circuit High Input for 2AZ-FE. Refer to DTC P0115, P0117, P0118: Engine Coolant Temperature Circuit Malfunction; Engine Coolant Temperature Circuit Low Input; Engine Coolant Temperature Circuit High Input for 2ZR-FE).