Possible reasons for ignition difficulties are:
1. The ignition energy of the spark plug is low. In order to save money, some car owners do not replace the spark plug after servicing. period, which will cause the ignition energy of the spark plug to drop significantly. Causes misfire, and many current model engines primarily use direct in-cylinder injection, requiring taller spark plugs.
2. Ignition difficulties caused by carbon deposits in the car are accompanied by a slight jerk at idle. Cleaning the throttle valve, cleaning carbon deposits in the intake tract, and cleaning the fuel injector can resolve the problem. .
3. It is also possible that low fuel pressure will cause poor fuel atomization and starting difficulty.It is recommended to try to open the key door until the instrument light is fully lit, hearing the crackling sound. of the oil pump, and wait until the sound stops, close the key fob, then repeat the above operation, then start it again.