P0237 What Causes Bmw 335i. Category people blogs. This pressure is created by the turbocharger and changes with accelerator pedal position app and engine speed.
The pcm sends a 5 volt reference signal to the map sensor and the map sensor sends a variable voltage signal back to the pcm. Engine malfunction p0113 n p0237. This pressure is created by the turbocharger and changes with accelerator pedal position app and engine speed.
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Show more show less. This pressure is created by the turbocharger and changes with accelerator pedal position app and engine speed. P0237 bmw obd2 reports a sensor fault replacement of the sensor is unlikely to resolve the underlying problem. The fault is most likely to be caused by the systems that the sensor is monitoring but might even be caused by the wiring to the sensor itself.
