Monthly Archives: May 2014

Engine information

One of the perks of having a modern vehicle is that you can use devices to monitor the engine and drive train performance.  I was recently using my Vgate Bluetooth Scan Tool OBD2 Scanner to record speed and engine RPM values during a short trip.  In the following plot, you can clearly see the six gears of the automatic transmission as straight lines in speed vs RPM.

speed versus RPM Continue reading

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