Is a crank angle sensor the same as a crankshaft sensor?

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Crank Angle Sensor (CAS) was the name of the sensor on the back of the head on NA Miatas. It measured the position of the exhaust camshaft. When OBDII came out Mazda added a crankshaft position sensor on the crankshaft pulley.

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Consequently, is a crankshaft position sensor the same as a camshaft position sensor?

On many engines with distributorless ignition systems and sequential fuel injection, a camshaft position sensor is used to keep the engine’s control module informed about the position of the camshaft relative to the crankshaft. Operation and diagnosis is essentially the same as that for a crankshaft position sensor.

Furthermore, what are the symptoms of a bad crankshaft position sensor? The Most Common Failure Crankshaft Position Sensor Symptoms

  • Check Engine Light Is On. Check engine light comes on if the sensor is overheated.
  • Vibrations in the Engine. Vibration from engine is usually the cause.
  • Slow Response from the Accelerator.
  • Erratic Starting.
  • Misfiring of the Cylinder.
  • Stalling and Backfiring.

Also, what does a crank angle sensor do?

Function. The functional objective for the crankshaft position sensor is to determine the position and/or rotational speed (RPM) of the crank. Engine Control Units use the information transmitted by the sensor to control parameters such as ignition timing and fuel injection timing.

What type of sensor is a crankshaft position sensor?

Generally, there are four types of crankshaft or camshaft position sensors: magnetic pick-up coils, Hall-effect sensors, magneto-resistive element (MRE) sensors, and optical sensors.


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