Q: Code P0171 system too lean bank 1

asked by on June 10, 2017

my car was throwing out a few codes to start i had misfires fix that problem then had the 02 sensor replaced that now it say p0171 system to lean bank 1 repair vacuum leak i found my breather hose was broke replaced that now it's still saying vaccum leak repair . i've checked all lines all hoses i've done multiple test can't find any type of leak. im lost on this one can you help?

My car has 153601 miles.
My car has an automatic transmission.

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