lbryant21987 0 Posted December 1, 2009 2.0 16v engine what is the blue 2 pin sensor on the right of the head What is the sensor that looks like a small spark plugh on the right of the head? Answer = It is the Temp sender for the gauge in the car!! What is the sensor on the back right of the head?? Answer it is the oil sender for the mfd oil temp!! What is the blue sensor on the right of the head on the bracket that leads to the front left of the engine?? Answer Knock sensor!! Anyone know what the blue temp on the right of the head is called and where to get one as mine is running RICH and have been told its this.. Is this :confused4: :confused4: correct Quote Share this post Link to post Share on other sites