2002 BMW 525i oil burn!!!

2002 BMW 525I
90,000 MILES • 6 CYL • 2WD • MANUAL
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MAGIC2583
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just bought this 525 i 2002 with lots of hidden problems. first it burns oil. did the compression test. cyl1 180, cyl2 175 cyl 3 160, cyl 4 165, vyl 5 170, cyl 6 125!!!! i did engine flush with bavauto recommended lubro moly. it looks like it stopped blue smoke from puffin but is still consumes oil. i never replaced the oil separator and hoses around it. mechanic told me that they were fine but i read that at this milage it has to be done, period. now i did the ligh engine check and it said something about, post catalyst fuel trim bank1 1 too lean, and some misfire 1, and something about fuel low. i had also fuel injectors cleaned when I bought is and valve cover gasket replaced, and spark plugs replaced. please tell what are my options??
Jul 10, 2009 at 3:03 PM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.
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DOCHAGERTY
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Replace the cyclone seperator and reset the adaptations and your oil consumption should get better.
Jul 11, 2009 at 11:55 AM
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MAGIC2583
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did crankcase vent. system job and it did not improve. still burns oil.......
Jul 20, 2009 at 9:05 PM