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Why does the emission light come on in a car?

Updated: 4/28/2022

Wiki User

∙ 16y ago

Best Answer

Have vehicle scanned to determine the problem

Wiki User

∙ 16y ago

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Q: Why does the emission light come on in a car?

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Related questions

Will the check engine light come on with no oil in the car?

No, the check engine light has nothing to do with the oil level in the vehicle. The check engine light will come on when there is a problem with the emission system. The red oil warning light will come on if your vehicle is low on oil.

What is an ecu malfunction?

Emission control unit for your car, may show as numerous problems that come and go causing check engine light to come on or the car to run erratically or even not run at all.

Will a car pass ON emission test with check engine light on?

No, it will not.

What causes a 2005 Honda accord emission code light to go on?

The car is broken.

How come the check engine light does not come on in your 1998 Oldsmobile 88?

The light should come on when the ignition switch is turned to the on position without starting the engine. Once the engine is started it should go out, unless there is a problem with the emission's system. If it doesn't come on then either the bulb is defective or has been removed. If you just bought this car, I would suspect it has been removed to hide a problem with the emission's system. This is illegal.

Will the check engine light come on if a wheel bearing is bad?

No - usually the Check engine light is for the emission control system

Emission control light on 2005 Honda CR-V?

The emission control light on a 2005 Honda CR V will come on if there is a problem. The only way to find out the problem is to run a diagnostic test.

Why does the engine light come on in a 2000 Chevrolet cavalier?

Mal function in the emission control system

What causeS THE service light with a tool to come on on a 96 Saturn 4d?

There is a good chance it is an emission problem.

Can the check engine light come on if a tire is low or off balance?

No, the check engine light detects problems with the vehicle's emission systems.

Does check engine light come on with a bad u-joint on a ford f150?

No - check engine light is related to emission control system

What short for light amplification by stimulated emission of radiation?

LASER stands for "Light Amplification by Stimulated Emission of Radiation."

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