What do emissions test for

Pre-purchase vehicle inspections help you make smarter used car buying decisions. Currently 32 states require some type of emissions inspection which depends on many factors. In Massachusetts, for example, vehicles over 15 years old require an annual check for visual smoke only. Some states require annual testing while others require it only once every two years.

Several factors may influence emissions testing requirements:. Each state determines its own testing specifications. Depending on the testing apparatus, emissions testing can detect levels of hydrocarbons, nitrogen oxide, carbon monoxide, carbon dioxide, and emissions from evaporation.

Emissions testing is separate from vehicle safety inspection in most states. Requirements and testing facilities may be independent for emissions and safety. All economic sectors that produce CO2 will have to contribute to this goal. In the car industry specific CO2 reduction targets have been set for passenger cars and vans.

What are the sources of CO2? Greenhouse gas emissions, such as CO2, are emitted by different sectors. Energy supply is responsible for the most greenhouse gases, but also industry, buildings, forestry and the waste sector are sources of greenhouse gas emissions. What do tests ensure? Lab tests measure CO2 emissions from passenger cars and vans. The EU has set the most challenging targets for reducing vehicle CO2 emissions in the world.

Read More. Pollutants Why are pollutants tested? So, beyond its role in the emissions test, this visual once-over can help keep you running cleanly and efficiently by catching a small problem before it becomes a major one. Those are the only two outcomes of an emissions test. If you pass, great! But what if your vehicle fails? But when you visit Jiffy Lube for your emissions test, you can rely on a trained technician to explain where and what the problem is and how to correct it.

Rest assured, no work will be done on your vehicle without your approval. With more than 2, locations across North America , a Jiffy Lube service center is likely nearby, ready to perform the vehicle maintenance that will help keep your vehicle operating as engineered.

Please note: Not all services are offered at all Jiffy Lube locations. Please call ahead or check the jiffylube. Posted under Car Inspection.