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Bad O2 sensor or O2 sensor not working properly
O2 sensor senses the concentration of oxygen in the exhaust gases and send signal to ECU to regulate Air fuel ratio.
If O2 sensor is bad or not working then it does not work effectively so air fuel ratio is not maintained. And it may create following causes.
- Increased tailpipe emissions
- Hesitation on acceleration
- Increased fuel consumption
- Rough idling
- Stalling
- And of course Sensor Light on dash indicates problem
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1993 Altima with bad gas mileage 10-14mpg and the CEL doesn't come on at all Any insight would help?
possible vacume leak or bad o2 senor both can cause the pcm to add extra fuel to compensate.
Where is the O2 sensor located on the 2001 Chevy Malibu v6 will this cause it not to start like not getting enough gas and smell a burning smell?
There should be 2, one before and after the converter. Not sure on the no-start. But assuing it is a 3.1 motor, there may be coolant leaking fromt the intake manifold gasket or dummy shaft plug.
Where is a o2 sensor located at on a 1993 ford crown vic v8?
They are located on the exaust system, screwed directly into the exaust pipes, one on each side of the engine, right after the exaust manifolds.
What can you do to a 2.5 in a fiero to get more peformance?
You could start with getting a high flow airfilter. If gas millage is of little importance, you could unplug your o2 sensor go to http://www.westcoastfiero.com/ for more cool stuff
What is lol in Egyptian?
##O2
Will bad O2 sensor cause bad gas mileage?
yes
Will a bad O2 sensor cause a 96 Honda accord to shift poorly?
no. a bad o2 sensor will cause more fuel consumption, check engine light, etc it has nothing to do with shifting
What will cause a 1997 mercury grand marquis gs starting problems?
mass air flow sensor, O2 sensors, bad fuel pump
Would a bad o2 sensor cause a 02 dodge Dakota to stall?
Yes, a bad O2 sensor would cause a 2002 Dodge Dakota to stall. It would also cause bad fuel mileage and hard idling within the vehicle.
What can cause a surging idle on a 1999 Ford Explorer 4L V6?
It is important to know the causes of problems in a vehicle. A surging idle can be cause by a bad o2 sensor, bad fuel pump, or a computer starting to go bad.
Would a bad O2 sensor cause check engine light to come on?
Yes
Bad o2 sensor symptoms?
It is important to maintain all car parts for smooth riding. A bad O2 sensor can cause rough idling, bad acceleration, poor fuel efficiency, and a warning light should appear on the dash,.
What are the affects of a bad o2 sensor on your engine?
A bad O2 sensor could cause the engine to overcompensate for what it believes to be a problem. It will tell the engine to let in more or less O2 and could damage the engine in the long run. The sensor is not too expensive to replace and could save you LOTS of money in the future.
What are the symptoms of a bad TDC sensor?
what are the symptoms of bad tdc o2 sensor
What happens if i drive my miata with a defective downstream o2 sensor?
If driving around in a car that the o2 sensor is going bad can cause a few things to go wrong. The best thing you can do is get it fixed.
How do you detect bad o2 sensor?
You can visit a local auto repair store to have them detect whether your O2 sensor is bad or not. They can normally do this for free in a few minutes. A bad O2 sensor would trip the check engine light to come on. The code retrieved would lead you to the failed O2 sensor.
Can a bad 02 sensor cause your engine to make a noise?
Not likely. A bad O2 sensor would illuminate the check engine light and the engine performance would suffer.
