A Few Smog Test Tips

The best example of this is people purchasing high octane fuel for their smog test. Individuals have the idea that utilizing premium 91 octane fuel is a good method to help them pass a smog test. Utilizing high octane fuel for your smog test can cause an ordinarily healthy engine to stop working.

Some individuals argue that modifying your regular engine routines in order to pass smog is cheating and non-ecofriendly. The great thing about these suggestions on how to pass a smog test is that they will not work for the truly contaminating vehicle. Tips on how to pass a smog test:

1) Utilize low Octane Fuel-- The lower the octane the much better. We already saw that using high octane fuel can cause your vehicle to fail its smog test. Don't use it completely, simply use it to pass the smog test.

2) Use Isopropyl Alcohol-- That's right rubbing alcohol. This action enters conjunction with the initial step. If you use a combination of rubbing alcohol and 85 octane gas, you'll be almost sure to pass a smog test with flying colors. Do not overuse the rubbing alcohol though. To be safe, San Jose Smog Station only use 1 part rubbing alcohol per 10 parts gasoline. A rubbing alcohol, 85 octane fuel mix will likewise trigger your engine to burn hotter, which is a plus since the hotter the engine, the better the emissions will burn.

3) Utilize a Fuel Injection Cleaner a Couple Of Weeks Ahead of time. It's always a great concept for your engine and fuel system to be as clean as possible prior to you go into a smog station.

4) Use a Fuel Treatment System. Buy a fuel treatment system that specializes in decreasing emissions if you're really worried about passing your smog test.


The perfect example of this is people buying high octane fuel for their smog test. People have the idea that using premium 91 octane fuel is a good way to help them pass a smog test. Utilizing high octane fuel for your smog test can trigger an ordinarily healthy engine to fail.

We already saw that using high octane fuel can cause your vehicle to fail its smog test. It's always a good idea for your engine and fuel system to be as clean as possible prior to you go into a smog station.

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