Monthly Archives: May 2016

N63 intake vanos solenoid

 This N63 came in with check engine light on,,,the fault was bank 2 intake vanos during cold start,,,,so the vanos unit wasn’t working properly during cold start operations,,,,performed the test play which operates the vanos units and checks there functioning … Continue reading

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E60 rear trunk harness damage

 Sorry guys,,,I haven’t posted anything for awhile,,,,been busy with college graduation and Mother’s Day,,,,also work has been very slow,,,,so ther hasn’t been any real good work,,,which means low hours as a tech and no money,,,,That’s part of working in the … Continue reading

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N51 fuel tank,fuel pressure loss

 Today this car kicked my ass,,,,finally figured out the problem,,,,2011 E90 N51 engine,,,,,check engine light on,,,the fault was lean mixture bank 2,,,, so I checked adaption values,,,,found bank 1 at 8% and bank 2 at 9%,,,,so I smoke tested the … Continue reading

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Rat damage

 Another rat did his job again,,,,2014 335 N55 engine,,,,the check engine light was on,,,,,I noticed the outside temp said -40 degree,,,,,checked fault found outside temp sensor short circuit to ground,,,,,so I removed the under panel and saw the rat damage,,,,the … Continue reading

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Muffler rattle

this little sound clip is something maybe some of you have heard,,,,but maybe not,,,,this is a rattle noise coming from the exhaust system,,,,there is a metal spring clip that breaks and causes the metal flap inside the muffler tip to … Continue reading

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Update N20 timing chain

 Here is a better picture of the damaged chain rail. Here you could clearly see the broken pieces,,,with the broken piece it wouldn’tclip together causing a timing chain rattle noise.

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