P0198 Chrysler -

Question

I have changed the sensor, cleared the code, drove the vehicle for 2 days. 3rd day air temp was 31 deg. in the mornning, started the engin and the code came back. what else do I check?

Answer 1

Hi there,

I would check the mechanical oil pressure to make sure the oil pump isn't weak. Possibly install a new oil filter if the pressure is low. Also, check the wiring at the sensor. Sometimes it can get covered in oil and cause issues as well.