Bank 1 fault

2000 VOLKSWAGEN BEETLE
150,000 MILES • 2.0L • 4 CYL • MANUAL
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1957TRUCKR
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Check engine light is on. changed lower sensor last year, was able to pass inspection. Check engine light on again, code reader says bank 1 lean. deeper scan said mass air flow sensor. Changed mass air flow sensor today, cleared codes check engine light came back on. Car is past due inspection need to get car fixed to pass inspection. Any help please?
Oct 17, 2017 at 5:10 PM
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MHPAUTOS
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May be a vacuum leak in the induction system. can you post the exact code as set in the PCM please?
Oct 17, 2017 at 5:20 PM
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1957TRUCKR
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I do not have scanner hooked up will have it hooked up tomorrow. I will respond tomorrow eve, do not have exact code at moment. thanks
Oct 17, 2017 at 6:31 PM
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