What is the reason for the abnormal noise of Ford forest engine?

The abnormal noise of Ford Forex engine is probably due to the failure of the solenoid valve of the carbon canister, but the solenoid valve itself will make a certain noise when it works.

There is a clicking sound when the cold car starts, which may be because the valve clearance is too large.

There may be many reasons for the abnormal sound of the foreign exchange engine, which need to be investigated one by one: 1. If it is a beep, it is most likely that the solenoid valve of the carbon canister is faulty.

However, the solenoid valve itself will have a certain sound when it works.

2. If the abnormal sound is uneven, it may be that the fuel injector leaks oil.

3. If the abnormal noise is obvious when the speed changes, it may be that the piston and cylinder collide and the oil is insufficient.

4. When the cold car starts, the sound is loud, making a "beep" sound, which may be because the valve clearance is too large.

If the engine has abnormal sound, it must be checked and handled in time to avoid potential safety hazards. Million car purchase subsidy