Where is the crankshaft position sensor located on the Passat?
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Volkswagen Passat's crankshaft sensor is located on the left side of the engine block, at the junction between the engine and the transmission. Below is an introduction to the crankshaft position sensor in automobiles: Crankshaft Position Sensor: The function of the crankshaft position sensor is to determine the position of the crankshaft, specifically the crankshaft's angle and the engine's rotational speed. Working Principle: The crankshaft position sensor is typically installed at the front end of the crankshaft (near the pulley), the rear end of the crankshaft near the flywheel, or the middle of the crankshaft. In older models, it might also be installed inside the distributor. It is one of the most critical sensors in the control system. Its functions include: detecting the engine's rotational speed, hence it is also known as the speed sensor; detecting the top dead center position of the piston, making it also referred to as the top dead center sensor. This includes detecting the top dead center signals for each cylinder used to control ignition and the top dead center signal for the first cylinder used to control sequential fuel injection.