when a dtc is present, the malfunction indicator lamp (MIL) also known as the Check Engine Light (CEL), will illuminate. you can then use a handheld code scanner to plug into the obdii port located under the drivers side dash to read the codes. *** These codes are provided for refer...
P0116 Error Description Engine Coolant Temperature Circuit Range/Performance Failure Indicates the engine coolant temperature rationality test has failed. The PCM logic that sets this DTC indicates that engine coolant temperature sensor (ECT or CHT) drifted higher than the nominal sensor calibration curve...