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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.
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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 does Toyota Celica engine warning light come on emissions?
The engine warning light for emissions might come on in a Toyota Celica if the Oxygen Sensors are bad. It might also come on if the catalytic converter is not working properly or is plugged.
What causes check engine light to come on 1994 Mazda 626?
A problem with the emissions system.
Will a new battery cause your engine light to come on?
The check engine light comes on and stays on when a problem is detected by the self diagnosis system of your vehicle. Generally, a check engine light is lit when there is a problem in the emissions or somthing that is affecting the effectiveness of the emissions.
What Causes the Malfunction Indicator light to come on in 2006 Commander?
Problem with the emissions controls. Have it checked for codes.
Does the check engine light on a jeep wrangler come on at a predetermined number of miles?
No, the "Check Engine" light will only come on if there is a problem with the emissions system. Do not confuse this light with the "Maintenance Required" light which does come on at a set mileage to alert you that maintenance needs to be performed.
If speedometer gauge is not working does engine check light suppose to come on?
The check engine light only comes on for something that affects emissions
What is the reason for engine light to come on 1992 Honda Accord?
The Check Engine Light comes on when the ECU detects a problem with the emissions system.
Will check engine light come on if water pump bad?
Not likely. The check engine light comes on for failures that raise the emissions of the vehicle.
Could low power steering fluid cause check engine light to come on a 2005 Honda Accord?
No, the Check Engine light will only come on when you have an emissions related problem.
What will happen if you remove your catalytic converter on 1999 s10 2.2?
Your check engine light will come on and you will fail emissions.
Can low fuel make the check engine light on a Chevy cavalier come on?
No, only a problem that effects emissions will set the check engine light.
