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-   -   bmw 750il 1998 po1270,po170,po173 (http://www.bimmerfest.com/forums/showthread.php?t=670677)

dario pinet 01-17-2013 12:35 PM

bmw 750il 1998 po1270,po170,po173
 
I got this car like two weeks ago,runs good a lot power but check engine on ,no let me make emission,i reset couple times ,but is come back,any ideas what is located this problem,.
thanks guys.:tsk:

noodlesandsam 01-25-2013 05:23 PM

These are mixture errors. P1270 is a MAF error, 170 is bank 1 lean, 173 is bank 2 lean. How many miles?

dario pinet 01-25-2013 08:21 PM

Thanks,has 185 k ,po173 is do it now we check maff by the computer,and driver side has 0.5 kg/H and left side has 7kg/H , wire or dme computer is bad ,i check the wires and are good,no sure how check the computer is post to be a minimun 6kg/H,no sure how check the computer,thanks again.


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