How often does the carbon canister solenoid valve change? Is it useful?

The replacement cycle of electromagnetic valve of automobile carbon canister is once every 6 months;

The carbon canister needs to be replaced, as the case may be.

1, if there are symptoms such as frustration, increased fuel consumption and gasoline smell, it needs to be replaced.

2. If the investigation fails, check whether the carbon canister should be replaced;

Generally speaking, it is seldom necessary to replace the carbon canister. Three or four years, 60,000 to 70,000 kilometers, don't worry. Usually it is to clean up the carbon deposit, add gasoline label according to the standard, or reuse gasoline additives. Generally, there will be no problem with carbon tanks.