What Are the Symptoms of a Faulty Oxygen Sensor?

Answer

Sudden bad gas mileage is the main symptom of a faulty oxygen sensor. Other symptoms include rough idling, loss of power, engine overheating, and last but not least, failing your emissions test.
Q&A Related to "What Are the Symptoms of a Faulty Oxygen Sensor"
An obvious decrease in gas mileage is the main symptom of a faulty oxygen sensor. Rough engine idling is another symptom of a bad sensor, as is an engine that "misses" or
http://www.ehow.com/facts_4870063_what-symptoms-fa...
Check Engine light is on. Engine OK when cold, but when reaches operating temperature it stalls at idle.
http://wiki.answers.com/Q/What_are_the_symptoms_of...
If you tps is bad it should throw a default code, mostly stalling, bad emissions, poor fuel economy, diagnostic might tell you isc motor. hope 2 help shack
http://www.fixya.com/cars/t2003965-symptoms_faulty...
I'm sure if you went to autozone, all they did was use a obd2 reader and pull the "check engine" code. Just remember that the code can be misleading. The computer might
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Ask.com Answer for: what are the symptoms of a faulty oxygen sensor
What Are the Symptoms of a Faulty Oxygen Sensor?
Most vehicles manufactured after 1980 contain engine oxygen sensors as part of the emissions control system to help the engine run efficiently and keep harmful emissions low. These sensors constantly measure oxygen content inside the exhaust manifold and... More »
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Source: www.ehow.com
If a vehicle has a faulty oxygen sensor, the driver may notice that the car releases more tailpipe emissions than normal. The vehicle may also consume more fuel and take longer to accelerate when the driver pushes the gas pedal. Stalling is another common problem when dealing with a faulty oxygen sensor. Additionally, the vehicle may idle roughly. When the car is idling roughly, it will likely feel as if it is going to stall and it may even shake.
Explore this Topic
An oxygen sensor is a small engine component fitted in a vehicle to control the fuel/air mixture and engine combustion intervals. A faulty sensor causes the engine ...
A bad oxygen sensor can have performance issues with an engine. Symptoms of a bad oxygen sensor may include decreased mileage and efficiency, a shaky start up, ...
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