How do I lower my NOx emissions?

How do I lower my NOx emissions?

Process modifications include using specially designed low-NOx burners, reburning, combustion staging, gas recirculation, reduced air preheat and firing rates, water or steam injection, and low excess air (LEA) firing. These modifications are capable of reducing NOx emissions by 50 to 80%.

How do you cheat an emissions test?

Instead of attempting to cheat emissions, use these clever tips to pass your next test.

1. Get an oil change.
2. Inflate your tires.
3. Get a tune-up.
4. Warm your car up.
5. Resolve an illuminated check engine light.
6. Use a fuel additive.
7. Pretest or free retest.

What causes high CO readings?

Possible Causes of High Carbon Monoxide (CO) Emissions High CO means too much fuel. Fuel can only come from three sources: the crankcase vapor control system, the evaporative control system, or the actual fuel delivery system.

Does resetting your check engine light pass emissions?

If you clear the ‘Check Engine’ light, or reset the OBD-II monitors right before your emissions test, your vehicle typically will not pass because the catalyst and EVAP monitors need time to run. If it’s not in a “ready” state, your vehicle will automatically fail.

What should I do if my check engine light comes on?

What to Do About the Check Engine Light

1. Look for a serious problem that requires immediate attention. Check your dashboard gauges and lights for indications of low oil pressure or overheating.
2. Try tightening your gas cap.
3. Reduce speed and load.
4. Use built-in diagnostic services, if available.

What does P mean on a car dashboard?

Parking Brake Alert – (a circle with a “P” inside) These car warning lights illuminate when the parking brake is engaged. The symbol holding the whole word is also a park brake indicator, but may indicate an electric park brake fault.

What does orange light on dashboard mean?

Orange or yellow dashboard lights remind you that something needs to be serviced soon, like an oil change, or that something is wrong with your emissions system. While not an emergency, you should have a repair person look at the problem as soon as possible.