I have a Foxwell Pro 520. It was easier to grab an Actron scanner for codes. If they come back, I'll use the Foxwell. Since I've saw them over a year ago, the Actron was a quick choice. Air filter restriction can cause rich codes. I'll check the filter once it warms up this week.

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'06 X5 3.0i - bought @143,123 miles (12/26/20)