P0198
DTC P0198 ENGINE OIL TEMPERATURE SENSOR CIRCUIT HIGH1. OUTLINE OF DIAGNOSIS
Detect the open or short circuit of the oil temperature sensor.
Judge as NG when outside of the judgment value.
2. ENABLE CONDITIONS
3. GENERAL DRIVING CYCLE
Always perform the diagnosis continuously.
4. DIAGNOSTIC METHOD
Judge as NG when the continuous time when the given conditions are established is more than 0.5 second. Judge as OK and clear the NG when the given conditions are not established.
5. DTC CLEAR CONDITION
- When the OK idling cycle is completed 40 times in a row
- When "Clear Memory" is performed
6. MALFUNCTION INDICATOR LIGHT CLEAR CONDITIONS
- When the OK driving cycle is completed 3 times in a row
- When "Clear Memory" is performed
7. FAIL SAFE
Oil temperature sensor process: Engine oil temperature is fixed at 70 degrees C (158 degrees F).
8. ECM OPERATION AT DTC SETTING
Memorize the freeze frame data. (For test mode $02)