the grimspeed is good. mapperformance sells one for 650ish. which ever one you choose will give you the same code however because they both delete VTCS. google hot to delete vtcs and youll see what I mean
probably your ABS sensor. On mine it was a damaged tone ring though that is installed on the axle for the sensor. if it goes bad those lights come on. When they come on you no longer have AWD its FWD
