Why does the car keep making noise when it won't start?
3 Answers
The reasons why the car won't start and keeps making noise: no fuel, incorrect gear position. No fuel: If there is insufficient gasoline in the car, it can easily cause the car to fail to start. Therefore, the owner should check the fuel tank to see if the car won't start due to lack of fuel. It's advisable to develop the habit of refueling on time to avoid running out of fuel in remote areas. Incorrect gear position: Many vehicles on the market today are automatic, making operation more convenient and simple. If the gear is not in the correct position when starting, it may cause the car to fail to start. Only by placing the gear in P (Park) or N (Neutral) can the car start normally.
I've encountered several instances where my car wouldn't start and only made a buzzing sound while driving and repairing cars. This usually means the starter motor is turning but the engine isn't firing up. The most common culprit is insufficient battery power. When the voltage is too low, the motor can still move but the engine lacks the energy to start. Try turning on the headlights—if they're dim, it's likely a battery issue. Another common cause is ignition system failure, such as worn-out spark plugs or faulty ignition coils, preventing the spark from igniting the air-fuel mixture. If the fuel supply is problematic, a failing fuel pump or clogged filter can also hinder starting. Don't overlook small components—a faulty crankshaft position sensor can cause errors too. It's best to try jump-starting first. If that doesn't work, check the fuel system and ignition components to avoid wasting money and time on unnecessary repairs. Finally, remember not to crank the engine too many times in a row, as this can burn out the starter. It's safer and more efficient to consult a knowledgeable friend or take it to a repair shop for a quick fix.
A while ago, my car suddenly wouldn't start when parked outside the mall—it only made noise without turning over, with dim lights and a weak horn. I suspected the battery had aged. After getting a jump-start from a friend, I realized it was actually due to loose battery terminal connections causing poor contact. But if it hadn't been the battery, the fuel pump might have stopped spinning after a humming sound, cutting off fuel supply. Ignition components shouldn't be overlooked either—spark plugs with heavy carbon buildup can cause starting difficulties. I remember during one inspection finding a stuck relay; replacing it fixed the issue. Regular maintenance is crucial—don't wait until something breaks. I also learned a handy trick: listen for the fuel pump sound before starting—a brief whirring noise is normal before ignition; silence indicates a fuel system issue. Timely upkeep saves a lot of hassle—it's always better than being stranded roadside.
