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  1. J

    2007~2015 Idle RPM

    I had my CX9 GT repaired after oil pump failure. Since then, I have been experiencing low idle RPM with the oil warning light flashing. Please how can I raise the RPM? Or does the car needs to learn the Idle speed? How do I achieve this?
  2. J

    CMP Timing Over Retard

    I have had a Mazda CX9 GT, 3.7L, 2009, bought second hand with 87k mile. A couple of times I have had the CEL come on and off. Using a reader I get a [B]P0012 & P0022 codes. Also there has been an abnormal knocking sound from the engine right side before the last oil change, with intermittent...
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