What should I do if the car battery is out of power, the door won t open, and there is no key?

Updated on Car 2024-04-28
34 answers
  1. Anonymous users2024-02-08

    <> the door: Many vehicles with remote control keys, because of the long driving kilometers, aging batteries and other reasons, one day suddenly found that the vehicle remote control key can not open the door, and there is no keyhole on the door handle, what should I do? In fact, there is a keyhole in the car, which is in the small cover on the back of the handle.

    As long as you gently pry the key under the small cover, the small cover will fall and the keyhole will appear.

    Trunk cover: Sometimes the trunk lid cannot be opened due to damage to the lock block and other reasons, at this time, you need to put down the backrest of the rear seat, drill into the trunk, there is a small hole near the lock block, and put a flathead screwdriver.

    Insert the pry and the trunk lid can be opened.

    Fuel Tank Cap: When the fuel tank cap motor is damaged or other circumstances cause the fuel cap to not be opened, just open the cover plate on the side of the trunk near the fuel tank port, find the handle, and gently pull it, and the fuel cap can be opened.

    Gear: Automatic.

    When the model is out of power, the vehicle needs to be hung in N gear.

    to be able to move. At this time, open the ashtray, remove the base screws to see the small holes, stick in with the pen barrel, press gently, and hang into the gear. Some models require the cover under the gear lever to be opened.

    Key door: The key can be inserted into the key door when the power is out, but it cannot be pulled out. This is where you need to find a ballpoint pen.

    Touch the small round hole in the key door with the tip of the pen and remove the key.

    The sunroof cannot be closed: Sometimes the vehicle is out of power and may occur in a short period of time, and the sunroof is open at this time, if you want to close, you need to open the sunroof operation panel cover, and then use the hexagon tool to turn the motor in the operation panel, and the sunroof will close slowly.

  2. Anonymous users2024-02-07

    If you don't have a key, you can only find the key, or you will find the person who unlocks the door to open it. But you can't drive a car without a key. Still have to find the key. Also, find a car to help you get started.

    Hope, thank you.

  3. Anonymous users2024-02-06

    Hello What if the engine compartment cover is already open? Just find someone to charge your car's battery, and then change the remote control battery to try to unlock it, or try to use the mechanical key to open the main frame door and passenger door (or trunk), it is impossible to block all of them. You're looking to see if there's any interference near your car that is affecting the key's unlock signal, so bring the key closer and try it from all angles.

    Of course, it is still necessary to have a specific type of specific model, and if the vehicle's instruction manual is at home, you can also look through it, and maybe there are other unlocking methods.

  4. Anonymous users2024-02-05

    If the battery is dead, you can use the mechanical key to open the door, you can look for it and see if there is a mechanical key, try it.

  5. Anonymous users2024-02-04

    Well, if the car battery is dead and the door won't open, if that's it. You just let others let others get away from the two wires, which is to receive your battery, and help you light the fire in the car.

  6. Anonymous users2024-02-03

    If the car battery is out of power, you can only use a spare key or find a locksmith to help unlock it.

  7. Anonymous users2024-02-02

    What should I do if the car battery is out of power, the door won't open, and there is no key? Isn't it necessary? I think you're going to have to pry it open and get this keycase off.

  8. Anonymous users2024-02-01

    Not necessarilyThe reasons why the car key has electricity but cannot be sensed are as follows:

    1. The car key is faulty.

    The failure of the car key may be caused by damage to the internal circuitry such as mechanical impact, or it may be caused by the burning of the transmitter components due to water ingress.

    2. The battery is dead.

    The battery is empty, which causes the sensor on the car to not work, and cannot receive the signal from the key, so it will cause induction failure.

    3. Electromagnetic interference.

    If there is electromagnetic interference in the environment of the car owner, it will cause the signal transmission to be disordered, so that the car key signal cannot be accurately identified.

    4. Virtual welding of the distribution box.

    Poor contact caused by virtual soldering will also cause the inductor to fail. The most "grounded" way is to gently pat the distribution box with your hand, and it is possible to re-contact the virtual solder joint. However, this is not a long-term solution, and it is still necessary to go to a professional repair shop for repair.

    5. The sensor module is faulty.

    The failure of the sensor module is equivalent to the direct loss of the "joint" object, and the signal sent by the car key is invalid at this time.

  9. Anonymous users2024-01-31

    Hello, the key power is normal can not unlock the door, it is recommended that the mechanical key unlock the start engine if it can not be started is the battery power loss, if it can be started is the central lock system failure, you need to check step by step.

  10. Anonymous users2024-01-30

    You're right, it's likely that the battery is dead. After we use the mechanical key to open the door, then open the engine compartment cover, and use other batteries to connect the electricity, the positive electrode to the positive electrode, the negative electrode to the negative electrode, and never the other way around.

  11. Anonymous users2024-01-29

    You're right, it's likely that the battery is running low, you use the key to open the door, and then press the horn after entering to listen to the sound, if the sound becomes quieter or even disappears, then that's the reason here.

  12. Anonymous users2024-01-28

    Hello, this situation may also be due to the failure of the key module can not receive the key signal, or it may be that the battery is out of power, you can first use the mechanical key to open the left front door, open the cover to check the battery power.

  13. Anonymous users2024-01-27

    The remote control key of the car has electricity, but the door cannot be opened normally, in this case, it is recommended to consider the inspection, which should be caused by the loss of battery power.

  14. Anonymous users2024-01-26

    Hello, in this case, you can use the mechanical key to open the door, and then open the cabin cover to check the battery voltage, if it is normal, the central control module does not receive the fault caused by the remote control signal, I am happy to answer for you!

  15. Anonymous users2024-01-25

    Hello, this situation should be related to the lack of electricity in the battery in the car, and you can use a mechanical key to open the door. Measure the battery voltage and see

  16. Anonymous users2024-01-24

    Hello, if the car key has the tram door and cannot be opened, it should be caused by the battery not having electricity, and it is recommended to replace the battery.

  17. Anonymous users2024-01-23

    Hello, your situation may be caused by the battery is out of power, it is recommended to check whether the battery is faulty.

  18. Anonymous users2024-01-22

    In this case, it is very likely that the battery is out of power, and you can open the door with a mechanical key and see if the electrical appliances in the car have power.

  19. Anonymous users2024-01-21

    In this case, it may be caused by the loss of power in the vehicle's battery, so it is recommended to check it.

  20. Anonymous users2024-01-20

    The car key has electricity, and the door can't be opened, it may be a fault of the receiver and central lock, and you need to check it.

  21. Anonymous users2024-01-19

    If the car key is charged and the door cannot be opened, it is likely that the car battery is out of power, you can refer to it.

  22. Anonymous users2024-01-18

    1. Take the wire: This is a necessary item for the car to take the electricity, do not take two wires to make do, because the instantaneous current of the vehicle at the start can reach 200-600A, and the diesel car even reaches 1000A, if it is calculated, 10 square copper wires can ensure the smooth and safe start, so the car battery connection line must buy the right brand, the quality is the best, do not try to be cheap. This is one of the must-have items in the car, once the battery is out of power, you can take it out and use it, and you can also help others when you don't use it.

    2. Emergency power supply: This is a new type of power bank like a thing, there are two kinds of lead-acid and polymer lithium battery, which can help the vehicle with a loss of power to start, and can also have lighting, charging mobile phones and multi-functional supplies used with an inflatable pump to inflate the car. And it is generally portable, very lightweight, if you have it, you don't have to ask others for help.

    Be sure to charge it in time after use and keep it full of power to deal with emergencies.

    3. Positive, first connect the positive: first turn off all the electrical equipment on the car, make the key in the OFF position, open the cabin cover to find the battery, there are positive and negative poles written on the battery, generally the red "+" sign is the positive pole, and there are generally two wires, at this time, take out the red one, open the battery cover, pinch the clamp on the head to clamp firmly the positive pole of the battery of the electric car, and the clamp at the other end to clamp the positive pole of the battery of the rescue vehicle. Be sure to connect the positive electrode first, then the negative electrode, do not reverse the order, and do not use the battery clamp to touch anywhere except the battery pile head.

    4. Negative connection, negative connection: After the red positive electrode is connected, take out another wire, first clamp the negative pole of the tram battery, the negative electrode is generally black "—" number, and then pinch the other end of the clip, from beginning to end the clip do not touch other places, to clamp the negative pole of the rescue vehicle battery, when the connection will pop out of the electric spark, please don't be afraid, this also shows that you are right. The reason why the negative electrode is not connected first is because the whole vehicle is basically a negative electrode (that is, commonly known as "tie iron"), if the negative electrode is connected first, when connecting the positive electrode, the clip will cause a short circuit and burn the parts on the car when it touches any conductive place in the body.

    5. After starting the vehicle, first remove the negative, and then dismantle the positive: after the battery is connected, the rescue vehicle will first ignite and charge the battery, and then the no tram enters the vehicle to open the key, at this time the instrument light will be lit smoothly, and then try to ignite (not more than 5 seconds), if it fails to start smoothly, step on the accelerator of the rescue vehicle, and the speed is kept at about 2500 rpm, and then the tram is ignited again, if the starter is no problem, the car has oil in the case of general can be started smoothly, after the non-electric vehicle starts, Remove the negative clamp first, then remove the positive clamp, for the same reason as why the negative pole is followed by the fourth one.

    The positive and negative poles of the battery must not be reversed, and the order of assembly and disassembly should be strictly in accordance with the order of first connecting the positive and then the negative, and the first dismantling and then the positive.

  23. Anonymous users2024-01-17

    You can use the battery of other vehicles to power up, and you can open the door after the car is powered on.

    Preparation materials: a jumper start cable, a rescue vehicle.

    Specific steps: 1. When the vehicle loses power and cannot be started, the wiring method is generally used to start the car, and the standing car battery is taken out.

    2. Open the hood and battery protective shell of the two cars to expose the positive and negative poles of the battery. Whether it is a rescue vehicle or a rescue vehicle, the operation of the battery should be carried out in the state of flame-off, and the positive and negative poles of the battery must be confirmed.

    3. Take a tie wire, connect one end to the positive pole of the unpowered battery, and connect the other end to the positive pole of the electric battery. Do not touch the positive and negative electrodes, there is a danger of short circuit!

    4. Take another wire, first connect the negative electrode with the electric battery, and then connect the other end to the negative electrode of the non-electric vehicle.

    5. After the wire is set up, you can start the vehicle with power loss and open the door.

  24. Anonymous users2024-01-16

    The main question is how to open the front hood and how to tie the line.

    The door won't open [laughs and cries].

    Your key has a spare key to open the door from the main cab.

    The spare key can be opened here.

  25. Anonymous users2024-01-15

    If the car's battery is not electrified, it can't open the door, and our keys have a mechanical key on them, which can open the door of our main driver. Open this door, and the other three doors can be opened.

  26. Anonymous users2024-01-14

    In this case, you can call the insurance company, there is a free ride-on service. After unlocking the car and starting the vehicle, you can go to the repair shop to replace the new battery.

  27. Anonymous users2024-01-13

    Generally, the door has a mechanical lock, you can use the key to open the door when there is no power, you can find it, the general key is hidden in the remote control, the keyhole of the door lock may be covered by a cover, if you really can't find it, you can call the repair shop, they will help you fix it, generally open the door, open the hood, charge the battery or replace the battery.

  28. Anonymous users2024-01-12

    In this case, you can use a mechanical key to open the door, then find a car or a battery with electricity, and start the car.

  29. Anonymous users2024-01-11

    Open the door with the mechanical key and replace the battery.

  30. Anonymous users2024-01-10

    Hit **, give the car repairer, explain your own situation.

  31. Anonymous users2024-01-09

    Simple things should be serious, not complicated, and patient.

  32. Anonymous users2024-01-08

    Car batteries.

    If you don't have a smart key, the mechanical key is generally hidden in the remote control.

    If you can't open the door by remote control, you can use a mechanical key. Some door keyholes are hidden, you can use a mechanical key to pry open the lid to see, the mechanical keyhole is hidden underneath, you can wrap it with paper or cloth to prevent damage to the car paint, this design can make the car have a better appearance. Mechanical door locks work by turning the key with mechanical energy.

    Drive the gear to rotate to open and close the door. The basic components of a mechanical door lock are mainly composed of a door lock switch, a door lock actuator, and a door lock controller.

    Dispose of the battery and open the door.

    1. If you just start the motor weakly, manually block the car.

    It can be started by starting with a cart.

    2. If there is no power at all, Ying Qin can use the battery wire to connect to someone else's battery and borrow someone else's battery to start.

    3. You can take off the battery and send it to the battery store for charging, because the battery is completely out of power and cannot be fully charged by the vehicle for a short time, and the capacity can only be restored through a long period of charging.

    4. If you have a portable charger, you can charge it directly in the car without disassembling the battery.

  33. Anonymous users2024-01-07

    If there is no power in the battery, the door can be opened with a mechanical key (this is a normal design). If the machinery fails. Only broken window glass can be opened.

  34. Anonymous users2024-01-06

    Use the key to turn and open, the locomotive is controlled by electricity, and the battery must be often energized, otherwise it is very troublesome, not only the door, but also the fire.

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