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Why does emissions light come on?
If the emissions light turns on there is a problem with the exhaust system. The oxygen sensor, erg system and exhaust should be checked for any leaks or malfunctions.
What causes the service emissions system light to come on on Ford Escape?
There can be several causes for the service emissions systems light to come on in a Ford Escape. The light can indicate an 02 sensor is out or it can indicate an exhaust leak.
Why would you replace the H2O sensor?
Replacing the oxygen sensor, also known as the O2 sensor, ensures that your vehicle's engine is running efficiently, improves fuel economy, and reduces harmful emissions. Signs that the oxygen sensor may need replacing include a decrease in gas mileage, rough idling, or a check engine light appearing on your dashboard.
What does a faulty oxygen sensor cause on a 1997 Chrysler?
Check engine light, low power, increased emissions, poor fuel economy,Check engine light, low power, increased emissions, poor fuel economy,
Why replace the fuel tank pressure sensor?
If it is bad, replacing it will help with the vehicles emissions and put out the check engine light.
Your hold light for 4 wheel drive is flashing in your Kia Sportage What does this indicate?
If the hold light keeps flashing on a Kia Sportage a sensor may be malfunctioning in the light. The flashing light could also indicate that a speed sensor is going bad.
Your 2000 Chevy cavalier's check engine light keeps coming on code says it's emissions gas cap but light keeps coming on what can it be?
make sure gas cap is on all the way or missing cap ,this car must have a gas cap or computer will read [large] emissions leak or emission gas cap, hope this works!
Why does my coolant low light keeps coming on?
Low coolant in coolant recovery tank or radiator or defective sensor
What is the problem if the ETS Off light in your 1999 Chevy Cavalier keeps coming on?
might be throtle postioning sensor
What does it mean when your oil light keeps coming on periodically in your 2001 300m?
Can be the level is low or the sensor is going back.
Would a hole in radiator cause the emishion light to come on?
No. If your vehicle can pass an emissions test, chances are that it's just a bad sensor.
Why would the service engine light keep coming on even after you have had plugs wires fuel filter cam sensor and coilpack replaced?
It probably is something in the emissions. O2 sensor what year and make
