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      01-23-2018, 06:48 PM   #3
chknlytle
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Drives: X3 35i M Sport
Join Date: Dec 2017
Location: Oahu

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Quote:
Originally Posted by Aspen235 View Post
the old one doesn't look that bad, I don't think it will fix your bad fuel economy. I would look to intake cleaning, o2 sensor, dirty injectors, low tire pressure...or maybe just the really cold weather for the last few weeks.
I agree, but at least I know when’s the next cleaning due.

Tire pressure was set at 40 all around when I got it and while I had this mpg. I have 2 brand new non run flats in the front and 60% tread left run flats in the rear. Planning to change those out in a week or so.

Going to look at o2 sensor voltages this weekend to see if I’m running rich. My exhaust seems too black with soot but people here are telling me that’s normal for a turbo car. ?

Spark plugs just recently been changed but wondering if maybe the shop didn’t torque the down properly. Though it’s not misfiring.
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