Bimmerfest - BMW Forums - View Single Post - Where is the M54 fuel line schrader valve (to test lean conditions fuel pressure)?
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Old 10-20-2011, 08:24 AM
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bluebee bluebee is offline
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Location: San Jose, California
Join Date: Mar 2008
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Mein Auto: 02 BMW 525i M54 auto 130K
Originally Posted by doru View Post
If you have "lean" condition, and IF it's related to injectors, you need new O-rings.
For reference, I'll probably follow your excellent DIY on that issue:
- E39 (1997 - 2003) > Injectors replacement and/or servicing DIY

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Last edited by bluebee; 11-26-2011 at 12:18 PM.
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