1995 BMW 740 emissions

Tiny
CHUCKWHITE67
  • 1995 BMW 740

Engine Mechanical problem
1995 BMW 740 V8 Two Wheel Drive Automatic 151000 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
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  • 9,728 POSTS

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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