Intermittent stalling If the crankshaft position sensor or its wiring have any issues, it can cause the crankshaft signal to be cut off while the engine is running, which can cause the engine to stall. This is usually a symptom of a wiring problem, however a bad crankshaft position sensor can also produce this symptom How do I know if my camshaft sensor is bad? Symptoms of a Bad Camshaft Position Sensor. On some vehicles, a failing camshaft sensor may lock the transmission in a single gear until you turn off and restart the engine. If the sensor begins to fail while your car is moving, you may feel the car jerking while losing power. You may experience a noticeable loss of engine power. Will I have spark with a bad crank sensor? If there's a spark when the engine is cranked, it has ignition. The problem is either fuel or compression. RPM signal from the Crankshaft Position sensor while cranking the engine. A bad Crankshaft Position sensor is a common cause of no starts. M
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