Car not wanting to start. Acts like battery is dead but all light and instruments inside work fine

Asked by Candi Jun 13, 2018 at 05:28 PM about the 2001 Pontiac Grand Prix GT

Question type: Maintenance & Repair

So I used the code reader. It says
P0650 and P0140. 02 sensor no
activity, bank1 sensor 2. What does
this mean and how do I fix it

1 Answer
34,330

charles answered 5 years ago

Sounds like the o2 needs to be replaced.Can you watch the voltage for the o2's on you scanner? if you can, watch to see if there's any voltage change,if no voltage change sensor is bad.

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