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Old 05-03-2021, 07:01 PM   #1
Drives: 2012 yaris sedan
Join Date: Apr 2021
Location: Northern california
Posts: 10
Will a faulty MAF sensor always spark a check engine light?

My 2012 sedan has some acceleration hesitation, a lot like whats is described for a bad MAF sensor. But my check engine light is off.
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