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View Full Version : Reset 2007 Mazda 3 check engine light

taller10
Jun 17, 2009, 06:59 PM
How do I reset the check engine light on my Mazda 3.
TxGreaseMonkey
Jun 17, 2009, 07:10 PM
Best to use a code reader or scan tool--attach to the data link connector, under the dash.