Reasons for ignition failure after spark plug replacement:
1. If this phenomenon occurs in the vehicle, it may be a problem with the spark ignition circuit. After replacing the spark plug, the personnel will The high voltage lines were installed in the wrong order, which will prevent the vehicle from igniting.
2. Or the spark plug is not properly tightened, causing the gap between the spark plug and the cylinder to be too large, causing the vehicle to fail to ignite.
3. To rule out the above two situations, it may be a vehicle fuel quality problem. When the vehicle owner refuels, he or she is not refueling based on the type of fuel required for the vehicle. or there are too many impurities in the vehicle's fuel, making the vehicle unable to refuel on fire.
4. If the remaining battery power of thevehicle is insufficient, the vehicle will not start. Car owners facing the above situation should contact an auto repair shop or 4S auto workshop, and professional rescuers will come to the scene to inspect the vehicle to ensure that it can be used normally.