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DIY repairs for your emission system and when to see a mechanic
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Did you recently fail an emissions test or notice your vehicle suddenly running poorly? Your vehicle’s emission system measures, filters, and removes harmful fumes that go through your exhaust, but it may cause a problem when one of the components isn’t working properly. Even though there are multiple potential causes, we’ll help you diagnose the source of the issue. Keep reading, and we’ll walk through the most common symptoms and causes so you know exactly how to repair them.
Things You Should Know
- Check if your gas cap is loose, and screw it on tightly. Replace your gas cap if it doesn’t seal tightly to avoid fumes from escaping.
- Clean or replace our vehicle’s air filter to prevent debris or contaminants from getting into your fuel or exhaust.
- Try replacing the oxygen sensors under the hood and on your exhaust line if they’re faulty and taking incorrect emissions readings.
- Take your vehicle to a mechanic if you suspect issues with your catalytic converter or electrical system.
Steps
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Warnings
- It may be illegal to drive your vehicle if it has a faulty emission system or doesn’t pass a smog inspection. Check with your local department of motor vehicles to see if you’re required to get regular inspections. [18] X Research sourceThanks
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References
- ↑ https://fueleconomy.gov/feg/maintain.jsp
- ↑ https://www.veterancardonations.org/blog/how-often-should-you-change-your-air-filters/
- ↑ https://www.uti.edu/blog/automotive/catalytic-converter
- ↑ https://scdhec.gov/sites/default/files/Library/CR-010092.pdf
- ↑ https://www.diva-portal.org/smash/get/diva2:837346/FULLTEXT01.pdf
- ↑ https://www.asdc.org.in/blogs/how-to-diagnose-and-fix-a-cars-starter-motor-problems
- ↑ https://fueleconomy.gov/feg/maintain.jsp
- ↑ https://www.asdc.org.in/blogs/the-role-of-the-oxygen-sensor-in-maintaining-your-cars-health
- ↑ https://www.asdc.org.in/blogs/the-role-of-the-oxygen-sensor-in-maintaining-your-cars-health
- ↑ https://ww2.arb.ca.gov/sites/default/files/classic/msprog/obdprog/msc0110attacha.pdf
- ↑ https://www.ehhi.org/exhaust06.pdf
- ↑ https://www.researchgate.net/publication/348820182_Research_on_Recognition_Method_of_Car_Fuel_Tank_Cap_Based_on_Residual_Network
- ↑ https://www.uti.edu/blog/automotive/o2-sensor
- ↑ https://ecology.wa.gov/Issues-and-local-projects/Education-training/What-you-can-do/Reducing-car-pollution
- ↑ https://www.fueleconomy.gov/feg/octane.shtml
- ↑ https://www.dep.pa.gov/Business/Air/BAQ/Automobiles/Pages/CarCare.aspx
- ↑ https://www.consumerreports.org/cars/car-repair-maintenance/what-does-check-engine-light-mean-a2041364753/?srsltid=AfmBOoqoPf1pehUeEatsXEiZ_kVV2yOmkSQIlfB7yD4OCMW_p0lKROxH
- ↑ https://www.dec.ny.gov/chemical/8391.html
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