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#1 (permalink) Old 12-16-2008, 11:03 AM
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engine code po412

I have a 02 740i and the code it's giving me is Air Injection valve A malfuntion can anybody tell me what this means. Also the traction light,Abs,and brake lights lights are on what should I do
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#2 (permalink) Old 12-16-2008, 11:16 AM
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This may give some direction, it sounds like your air injection pump has given up:

DIY: Code P1423 - Secondary Air Injection Bank 1 flow too low. Lots of detailed pics - bimmerfest - BMW Forums

and this, not your model but they are all similar:

How do I fix an air injection valve? - Bimmerforums - The Ultimate BMW Forum

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Last edited by marti5; 12-16-2008 at 11:19 AM.
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#3 (permalink) Old 12-16-2008, 12:07 PM
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thanks
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