COULD RUNNING THIS CAR REGULAR UNLEADED 89 ...

  • Tiny
  • Anonymous
  • 1997 Infiniti Q45
  • 182,000 miles

Could running this car regular unleaded 89 Octane
For years and then start to run a full tank of premium 92 octane
Cause the the check engine soon light to come on or would it be a emissions sensor?

Tuesday, November 27th, 2012 AT 3:01 AM

1 Answer

  • Tiny
  • KHLow2008
  • Expert
  • 41,976 posts

Have the trouble codes retrieved to see what it is. Increasing the octane should not be a problem.

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Tuesday, November 27th, 2012 AT 2:49 PM

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