M MS3 Swag Member : 08 Mazdaspeed 3 Feb 10, 2009 #1 I usually get a knock warning 2-5 when partial throttle going about 75-85 mph I just wanted to know if this is normal or not.
I usually get a knock warning 2-5 when partial throttle going about 75-85 mph I just wanted to know if this is normal or not.