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These are all unrelated...The traction system warning is likely a failed wheel speed sensor, you can lift each wheel one at a time and see if the sensor puts out voltage while spinning wheel whatever sensor doesnt needs to be replaced otherwise it can be hooked up to a high end scantoo lat shop to check abs codes. The service engine light can be many things if you know the codes let me know otherwise you can get them checked for free at parts store. Here are calibration instructions for compass.