Where to find a charcoal vapor canister in a car?
The charcoal canister or vapor canister is usually located under the vehicle, often very close to the fuel tank. It is often hidden under plastic covers, so it can be difficult to locate it. It can sometimes also be located in the engine bay, especially on European cars.
How big is a genuine Toyota charcoal canister?
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Where is the Air Line on a charcoal canister?
Insert the rubber tip of the air line nozzle fitting into the outer vent control valve pipe that is on top of the canister. This pipe is separate from the other two top pipes. The outer control pipe is the on the very end of the canister. The outer control pipe is also a little bit bigger than the other two pipes.
The charcoal canister or vapor canister is usually located under the vehicle, often very close to the fuel tank. It is often hidden under plastic covers, so it can be difficult to locate it. It can sometimes also be located in the engine bay, especially on European cars.
What happens when you close the vapor canister purge valve?
This is the central computer of the vehicle which will calculate the exact amount of vapor that needs to go into the engine. Once it allows enough vapor through, the purge valve will close so that no mater vapor gets through. The vapor will just sit in the charcoal canister until it is needed again.
Can a bad vapor canister cause engine problems?
If you have unmetered air mixing with fuel in the cylinder chamber, then it will cause engine problems for sure. The most obvious problem will be an engine that does not start. If you are able to start your vehicle with a bad vapor canister purge valve, don’t expect it to be a smooth ride.
Why is my charcoal fuel vapor canister corroding?
You have to figure the charcoal fuel evaporation canister is taking gas fumes from the top of the gas tank and air that is in the gas tank will sometimes get condensation in it. This condensation gets into the charcoal fuel evaporation canister and after a while caused the valve inside of it corrode.
How does the vapor canister purge valve work?
The Evaporative Emission Control system features a vapor canister purge valve which manages the quantity of fuel vapor coming out of the charcoal canister. The purge valve used to be controlled with a vacuum but now, newer cars allow the engine control unit to electronically control it.
If you have unmetered air mixing with fuel in the cylinder chamber, then it will cause engine problems for sure. The most obvious problem will be an engine that does not start. If you are able to start your vehicle with a bad vapor canister purge valve, don’t expect it to be a smooth ride.
What to do if you have a bad fuel canister?
You can try blanking off the fuel canister’s vent pipe and see if doing this affects your vehicle’s emissions. If so, this would indicate a faulty fuel canister that needs to be replaced for your vehicle to fall under emission regulations.