what happens if you block a car exhaust pipe?
242888
If you block the exhaust gases from getting out through the tailpipe, there will be no room for fresh air to get into the combustion chambers, and the engine won't be able to run. Or, if the car is not running when you "install" the potato, the car will start up and run briefly, and then stall.
790895
Test pipes are aftermarket parts that replace the catalytic converters in your Nissan 350z. Catalytic converters or “cats” can be a drain on power and they can choke your engine. Nissan didn't put them on the 350z because it improve performance – emissions standards almost worldwide saw them put on the Z33.
189319
Contrary to popular belief, tossing cigarette ashes or butts out of a moving car does not "blow it out" -- it causes it to flare up. Many wildfires have been started by cigarette ashes and butts tossed out of car windows. Even if it isn't illegal, it's a really bad idea.
361523
Rotten Egg Smell If this smell persists outside of your car (especially near your tailpipe), your catalytic converter could be broken or malfunctioning. Driving with a faulty catalytic converter is dangerous for humans and the environment, and your car will fail emissions testing.
146275
A muffler must be on the exhaust system to prevent excessive noise and smoke. Cutouts, bypasses, and changes to your car's system to increase noise are illegal. Your vehicle may not have more than four 300 candlepower lights. ... Possession and use of radar jamming devices is prohibited in ALL vehicles.
1311050
Exhaust system All exhaust silencers must be maintained in a good and efficient working order. You will be breaking the law if you remove a silencer or make any modification that would make that vehicle emit a noise louder than the original exhaust before it was modified.
754461
If the muffler is damaged, it could create a blockage causing the engine to overheat or lose it's power completely. At this point, you should certainly take your car to your mechanic, you would require a tow to avoid extensive engine damage and potentially higher repair costs.
1241667
If the EGR valve is clogged or completely blocked off it can longer re-burn harmful emissions in the combustion chamber. The NOx emissions will flow unregulated through the combustion chamber and out of the exhaust pipe. The excessive NOx emissions will show up during a smog test and cause a failure.
1274841
Along with being dangerous to you and your passengers, it can also affect the performance of your car. If the exhaust is leaking, that also means the engine's performance is messed up. It can negatively impact the power and even lower your fuel economy. It's amazing how a leak could cause all that, but it can.
90088
If someone has parked on your driveway and you were to block them in, be careful not to cause an obstruction to the public highway as this is a criminal offence. If you do, the owner of the vehicle could call the police on you.
822913
Judging from this, I may be better off beating you to death. It's not having no muffler that is illegal. As per section 133 of the Transport Operations (Road Use Management - Vehicle Safety Standards) Regulation, all vehicles with an internal combustion engine must have a 'silencing device'.
1338756
Either way, you're gonna have problems with noise as the car is going to be way too loud. If the problem goes all the way back to the O2 sensors and catalytic converters, you can damage the engine and end up on the side of the road. The O2 sensors keep the right mix of fuel and air for the engine to run efficiently.
1299431
Most big-bore and sports exhausts are not legal on public roads in the UK due to their excessive noise levels and extra emissions. Drivers caught with an excessively noisy exhaust may receive an on-the-spot fine of £50, and could have their car taken off the road until the offending exhaust is removed.
347473
Essentially a straight pipe exhaust and a muffler delete are almost the same thing. A straight pipe exhaust has no muffler but it's only a muffler delete if there was a muffler to delete in the first place. Some cars, very few of them actually, ship without a muffler. ... Let'e look at purposeful muffler deletes first…
1085337
2. Cutouts prohibited. Except as provided in subsection 5, a muffler or exhaust system may not be equipped with a cutout, bypass or similar device.
764058
It works by accelerating the velocity of the airflow underneath the car. The pressure under the car is affected by the diffuser so that it can expand back to ambient in the diffuser, as the car moves through the air. ... Injecting the exhaust into the rear diffuser can also help extract the air from below the car.
384186
If you experience engine stalling from a bad idle air control valve, then you won't be able to drive your vehicle at all. As soon as you start your car, the idle air control valve will immediately malfunction. ... You should be able to make it to the nearest mechanic in time before the engine stalls completely.