Benagli 302Gs throttle

1, check whether the air intake does not meet the requirements, and check whether the air flowmeter works normally and has errors.

2. It depends on whether the spray quantity of the nozzle is normal, whether the atomization degree of the spray reaches the standard, and whether the problem lies in the poor quality of the nozzle and needs to be replaced or cleaned.

3. Check the cylinder pressure.

4. Observing the ignition and fire distribution, the timing is not accurate enough.