2000 Mazda 626 car drives at high rpm/ 65 mph @ 4000 - 4500

2000 MAZDA 626
112,000 MILES • 6 CYL • 2WD • AUTOMATIC
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LEFTY71
  • MEMBER
  • 1 POST
i was told that the O2 sensor is bad by local parts store, which performed a check engine light diagnostic. i would like to know if anyone knows which sensor i would replace to remedy the problem of my car driving at high rpm, i understand ther are two sensors. don't want ot spend more than i have to.
May 7, 2010 at 2:32 PM
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MHPAUTOS
  • ✓ASE Certified Mechanic
  • 31,937 POSTS
  • ASE Certified Mechanic
Hi there,

I need the exact code removed from the ECU.

mark (mhpautos)
May 7, 2010 at 9:32 PM
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