Can you drive with bad oil sending unit?
Can you drive with bad oil sending unit? You could have a bad oil pump. On the other hand, if the level is between “add” and “full,” and then engine was running quietly, you could have a bad oil pressure sending unit, light switch, or oil pressure gauge. You will need to top up your oil, and again, you can safely drive home. Can a bad oil pressure sending unit be replaced? So, your oil pressure sending unit might be bad. It controls the oil light and gauge. See how to find this unit, and the steps to replace it....