1995 BMW 740 emissions

Tiny
CHUCKWHITE67
  • MEMBER
  • 1995 BMW 740
  • V8
  • 2WD
  • AUTOMATIC
  • 151,000 MILES
Won't pass emissions changed plugs and still miss hydrocarbons by.01. Standard for az is.80 and I get.81.

please help me fix the problem.
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Monday, July 27th, 2009 AT 6:52 PM

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Tiny
DR. HAGERTY
  • MEMBER
Replace the pre-cat oxygen sensors and drive the car for several miles to adapt, then it should smog.
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Tuesday, August 4th, 2009 AT 7:35 PM

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