If you are wondering why your check engine light is on and if it is a major or minor issue, NW AutoFix automotive services in Aloha is here to help with the top five reasons your check engine light may come on.
- Your oxygen sensor needs replacing
- Your oxygen sensor measures the amount of unburned oxygen in your vehicle’s exhaust system.
What if I don’t replace it?
- Your engine will burn more fuel than needed
- You will experience loss of fuel economy
- Faulty sensors can cause damage to your spark plugs and catalytic converter
- Gas cap is loose, damaged or missing
- You gas cap seals the fuel system and helps maintain pressure within the fuel tank. It also prevents gasoline fumes from being released into the atmosphere when you are not driving your car.
What if I don’t replace it?
- You can lose fuel through evaporation
- You make more trips to the gas pump
- Catalytic converter needs replacing
- Your catalytic converter helps protect our environment by converting harmful carbon monoxide into carbon dioxide.
What if I don’t replace it?
- Your vehicle will not pass an emissions test
- You will experience reduced performance and fuel economy
- Your car may run at a higher temperature
- Mass airflow sensor needs replacing
- Your mass airflow sensor measures the amount of air entering the engine to determine how much fuel is needed to run your engine efficiently.
What if I don’t replace it?
- Faulty sensors can cause damage to spark plugs, O2 sensors, or catalytic convertor
- You will experience reduced performance and fuel economy
- Spark plugs or plug wires need replacing
- Your spark plugs ignite the air/fuel mixture in the combustion chamber of your vehicle. The spark plug wires deliver the spark from the ignition coil to the spark plugs.
What if I don’t replace it?
- You will experience poor performance and reduced fuel economy
- Worn plugs and plug wires can cause a clogged catalytic converter or damage to ignition coils and O2 sensors.
It is important to never ignore your check engine light. If you do, it could lead to costly repairs in the future that most likely could have been prevented. Bring your car to NW AutoFix today for our automotive services in Aloha.
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