car wont now start on 2001 Infiniti G20

i had a service code about front o2 sensor was picking up to much air. I had the o2 sensors replaced in may. i took it back and now the car idles really low at around 500 rpm. The car cranks but dies as if its out of gas what can be the problem? i haven't checked the fuel pump yet?

by in Justin, TX on August 12, 2010
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1 answer
ANSWER by , August 12, 2010
It sounds like your Idle Air Control Motor is worn out or sticking. I would start there.