Common Symptoms of a Bad Evap Canister

Symptoms of a bad evap canister can alert any drivers that there is a potential problem occurs that needs to be addressed immediately. A charcoal canister or EVAP is an essential part of a vehicle. Every vehicle has a fuel tank that emits a flammable gas vapor.

When the vehicle is in action, the temperature will rise, and its fuel will evaporate then become vapor. To stop this harmful vapor not to go to waste and get out into the atmosphere, every car companies design an EVAP system with a charcoal canister or also known as evap canister, which is used as a deposit container for the carbon emissions released from the vehicle.

Bad Evap Canister Common Symptoms

Symptoms of a Bad Evap Canister

The most common problem with evap canister is that the evap canister is either jammed when it will be open or close or it cannot be open immediately. Here are the symptoms that show the bad evap canister that can harm your vehicle’s machine.

Check Engine Light is On

The first symptom that shows your bad evap canister is that the ‘check engine light is on. If the cleansing flow is less or more than what has been estimated, the computer will turn the ‘check engine light’ on.

When you see this light goes on, along with the particular smell of gasoline fumes, the possibility of a bad evap canister is likely high. Take your car to the garage immediately to get it to check.

Damaged Gasket

When you have a normal evap canister that can function normally, the fuel vapors can be stored in there and will be recycled later on. If the canister cap does not properly open, your fuel capacity will drop significantly since the vapors fail to pass.

This will cause half of your fuel will be wasted since the emission vapor will go out into the air. This can also cause intense pressure that results in blowing the gasket and its rubber seals. This will lead to oil leaks that get drench the emission system and the engine compartment.

Machine Problem

If the evap canister is left open, it will cause a leak to give your machine a big problem. The air from the outside will enter the machine in an unknown ratio that the car computer cannot calculate. If you left this too, continue, your machine will be shaken and rough.

Saturated Evap Canister

This one can happen when you fill the fuel tank past its capacity. The spilled liquid will be forced into the evap canister. This device is not built to hold liquid form. The liquid gasoline that enters won’t be able to be purged properly, which will result in the vapor canister saturated. This one is difficult to be diagnosed and repaired.

Those common sights can cause you lots of problems and fortune to repay the damaged parts of your car. The “the ‘check engine’ light is on, fuel strong smell that comes from the car, damaged gasket and other machines, as well as overfilling the fuel tank” are the common symptoms of a bad evap canister.

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