What is the reason why the ignition switch fails on the BMW 320 boot screen?

Updated on number 2024-04-23
5 answers
  1. Anonymous users2024-02-08

    Generally, if the ignition switch does not respond, it may be that the ignition switch is broken, the car is out of oil, the main fuse or starting relay of the car is broken, the battery is seriously damaged, the spark plug is problematic or the gear is wrong. However, it is more common for the battery to be dead or the ignition switch is broken.

    First, the car is out of gas.

    Gasoline is the power of the car food, only burning gasoline can make the car move, if the gasoline in the car is not enough, it is easy to cause the car to not catch fire, so at this time the owner should observe the fuel tank to see if it is because the car is out of fuel and can not catch fire, usually should develop the habit of refueling on time, so as not to meet the car in remote places without gas.

    Second, the battery is out of power.

    The battery is also very important to the start of the car, if the battery is not electric, then it may cause the car to fail to ignite, by honking the horn can be judged whether the battery has electricity, if it rings it proves that the battery has electricity to eliminate this factor, if it does not sound it means that the battery has no electricity. If the battery is not supplied with power, it may be due to over-discharge or the electrodes are damaged.

    Third, the gear is wrong.

    Now many vehicles on the market are automatic, which can make people's operation more convenient and simple, if the gear is placed incorrectly at the start, it may cause the car to not ignite, only put the gear in P gear or N gear to make the car ignite normally.

    Fourth, there is a problem with the spark plug.

    The spark plug is a very critical component in the ignition process of the car, whether the car can ignite depends on whether the spark plug can work normally, and you can check the spark plug to see if there is a fault when the car is not on fire.

  2. Anonymous users2024-02-07

    1. Get in the car, sit down, and fasten your seat belt; 2. Step on the brake with your right foot, press the "one-key start" button with your right index finger (make sure that the gear when parking before is on the P gear), and the car engine is ignited and running; 3. Hang up R gear or D gear (you need to reverse and hang R gear, you don't need to reverse and hang D gear to move forward); 4. Release the handbrake (before that, the right foot should be pressed on the brake).

  3. Anonymous users2024-02-06

    Summary. Dear, this question is up to me, it takes a little time to type, please be patient, thank you!

    BMW 320i press one button to start to show that the ignition switch is turned on but the engine does not start, what is the reason?

    Dear, this question is up to me, it takes a little time to type, please be patient, thank you!

    Hello! Are your brakes down? In addition, is the battery sufficient? Confirm how many years the car battery has been used, if it is more than three halls, it may be that the battery is cracked.

    It's been more than 3 years but the headlights are still bright.

    Just go to start, suddenly show the socks to show that the headlights are malfunctioning, and suddenly it is about to be hung into the D gear There is a display behind the battery is low, please start the engine As soon as I started the excitement, it was a click and the skin rock was electrified, and it was powered again in two seconds.

    You're a typical battery no.

    That's it! I thought the headlights were bright and there was electricity, and it was pretty good two days ago!

    Now it's all LED. It doesn't take much electricity.

    Okay, thanks <>

    <> hard work, please give a 5-star thumbs up! Thank you!

  4. Anonymous users2024-02-05

    It may be that the battery is out of power. Due to long-term parking, the service life of the car battery is up, the generator is damaged, the electrolyte is insufficient or leaking, the fuse is burned, the car battery pile head is corroded, and the excessive use of the battery can cause the car battery to run out, so it cannot be started.

    Crankshaft position sensor failure: The crankshaft position sensor is the most important sensor in the EFI engine, especially in the centralized control system, and it is also the common sensor of the ignition system and the fuel injection system. The function of the crankshaft position sensor is to monitor the position of the crankshaft, so that the engine computer can sense the speed signal, if the crankshaft position sensor fails, the computer will not be able to detect the speed signal, and it will not be able to tell whether you are ignition, and it will not be ignited.

    If the car encounters these problems, it is recommended to check whether the starter is faulty: first, the ignition switch is obviously pressed, and the starter is also rotating at high speed, but the engine just does not respond. This problem is actually very simple, and it is almost certain that the problem is with the starter.

    The second is to press the ignition switch, but even the starter does not move.

    Too much carbon deposition will cause the ignition of the spark plug of the car to be bad, the valve is not strict, and the fuel injection of the fuel injector is not good, resulting in the lack of fire in the car, the acceleration is weak, the machine is shaking, and it will not catch fire in serious cases. Too much carbon deposits in the throttle valve will cause air to circulate and no air will be able to catch fire if no air comes in. In the case of too much carbon deposition on the throttle and the ignition cannot be ignited, you can shout and judge to try a little oil, and you may be able to ignite smoothly.

    Photo by Pacific Automobile Network Zeng Caihong).

  5. Anonymous users2024-02-04

    Summary. Dear, glad to answer for you. 08 BMW 325i starts the flameout of the reason 1, the oil used is unqualified; 2. The oil circuit is not smooth; 3. Spark plug failure; 4. The fuel injector and fuel filter are abnormal; 5. Poor contact of wire plug; 6. Driving skills are not proficient enough; 7. The engine or on-board computer is short-circuited and power-off; 8. Loosen the clutch too quickly when starting or going uphill; 9. The oil pressure of the oil pump is too low; 10. The idle speed control system is not working properly.

    08What is the reason why the BMW 325i stalls when it starts?

    Dear, glad to answer for you. 08 BMW 325i starts the flameout of the reason 1, the oil used is unqualified; 2. The oil circuit is not smooth; 3. Spark plug failure; 4. The fuel injector and fuel filter are abnormal; 5. Poor contact of wire plug; 6. The driving technique is not proficient enough; 7. The engine or on-board computer is short-circuited and power-off; 8. Loosen the clutch too quickly when starting or going uphill; 9. The oil pressure of the oil pump is too low; 10. The idle speed control macro system is not working properly.

    There are many reasons that may be involved, such as the fuel system, the ignition system, and the air intake system. Problems in any of the three systems can lead to this phenomenon. In addition, poor fuel quality will also cause the BMW 3 Series to stall after ignition.

    How many kilometers have been traveled.

    About 200,000 kilometers.

    It is estimated that the engine computer failure: if the car is used for too long, the possibility of engine electrical or brain failure will be relatively large, and the failure of the engine computer will cause the car to stall and brighten up.

    You can go to the 4S store for a check-up. The car is too old.

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