Vitamin D deficiency can occur for a number of reasons: You don't consume the recommended levels of the vitamin over time. This is likely if you follow a strict vegan diet, because most of the natural sources are animal-based, including fish and fish oils, egg yolks, cheese, fortified milk, and beef liver.
The sensor is located under the intake manifold. It takes about 2 and half hours to replace the intake manifold, book time. Knock sensor is about $35 + $60-$90/h â¦ r labor. So you are talking about $300.
In most case, this is not a expensive repair. The sensor will cost somewhere between $50 and $100 depending on the manufacturer. Installation can vary depending upon the car, and will run from $40 to $200 depending upon the location. Sometimes other parts of the engine need to be removed in order to access the sensor, and this may include the valve cover.