BMW TechDrive was sponsored by BMW Wholesale Parts and published 2004-2009.
Here you will find the BMW TechDrive archives.
Diagnosing BMW Air Mass Meters

Diagnosing BMW Air Mass Meters

Whether you know it as an air mass meter or a MAF, no input is more important to performance than that which informs the engine management computer of how hard the engine is breathing.

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BMW's Tech Information Site

BMW's Tech Information Site

Those of us who've been in the auto service business for many years first got used to finding our specific service information in printed manuals -- a huge, ponderous and clumsy mountain of paper. There was a period back about a quarter of a century ago when it looked...

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A Clear Path to Accurate Internal Engine Diagnosis

A Clear Path to Accurate Internal Engine Diagnosis

Yeah, we know. You don’t get as much internal engine work as you once did. But you still get some, and the prices involved in these repairs today are so incredibly high, you’d better be very sure you’re right about what’s wrong.

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