I do have an alternate OBD reader but the OBD function on the Foxwell works, just not the specific BMW reader. Trying to troubleshoot PDC sensors and last time I used the Foxwell it told me "right front sensor not working" or something like that.

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2005 X5 3.0, Manual Transmission, Black on Black, Sport Suspension, 250,000+ miles and counting, Best SUV I've ever owned