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List of contents of this article:

• 1, What is the purpose of automotive electronic flasher
• 2、Car double flash regulations
• 3,Sourcing intelligence platforms How to use car flash
• 4, What should I do if the double flashing lights of the car are broken?
• 5, Car double flashing light suddenly automatically flashing
• 6, What is the reason why the car flash keeps flashing

What is the use of the car electronic flasher

There are two functions of the car flasher: one is the turn signal, which prompts other cars to change direction when the car turns.Another function is the warning light. When the car breaks down, it will prompt other cars to slow down. The flash frequency of the flasher is generally about 40 times per minute.

[Pacific Automobile Network] The main function of the flasher is to warn. When the vehicle turns or makes an emergency stop, it can automatically issue a flashing signal to warn pedestrians and surrounding vehicles, so as to ensure driving safety.

The most common is the double flashing of the car. When the double flashing lights of the car are turned on, the controller will control the car lights to keep flashing, which is used to remind other vehicles or pedestrians on the road and play a warning role.

The working principle of the electronic flasher is to use the triode switch characteristics, the capacitor charging and discharge delay characteristics to control the relay coil to power on and off, turn on and off the contacts, and to make the turn signal flash.

Automotive double flashing light regulations

1. Automobile double flashing lights cannot be used under any circumstances. China's law has clear provisions on the use of double flashing lights in automobiles.

2. When temporarily stopping on the road. In addition to the above cases, motor vehicles are not allowed to turn on the danger alarm flash at will when driving on the road.

3. If the vehicle has a traffic accident, it must be parked in place. Some car owners do not know the specific purpose of the double flash. They also turn on the double flash when the vehicle is parked on the roadside and waiting for others. The misuse of the double flash will increase safety hazards and cause a series of traffic accidents. This kind of behavior is not allowed. Turn on the double flash when the vehicle fails and cannot move forward.

How to use car flash

The way to turn on the car double flash is to press the double flash switch button. The function of double flashing lights in the car: when an accident occurs, it will cause other vehicles to be alert. Turn on the double flashing lights when parking on the roadside to avoid tailing.

Turn on the double-flashing warning light, place the triangle warning sign 150 meters behind the vehicle, call the police or request help, and then the driver and passengers must stay away from the faulty vehicle to avoid secondary injury caused by passing vehicles.

Look for a red triangle logo with white lines on the central console. Press this button directly to turn on the double flashing lights of the vehicle. The double flashing lights turn on, indicating that the vehicle is out of order or there is an emergency, reminding the surrounding vehicles to avoid. When will the flash turn on? After an accident, the vehicle cannot move, and you need to turn on the double flashing light reminder.

What should I do if the double flashing lights of the car are broken?

Replace the switch. It is possible that the owner's double flash control switch failed. During driving, he accidentally touched the double flashing warning light switch, causing the vehicle to turn on the double flashing warning light and could not be turned off. In this case, the owner can go to the auto repair shop to replace the switch accessories. Repair the driving computer.

It is also possible that the fuse of the double flashing light is melted, and the double flashing light will not be on. The owner needs to replace the new fuse in time.If the double flashing light bulb is damaged, the double flashing light of the car will not be on. Just replace the new double flashing light bulb.

The lighting system of the car is very important. Once there is a problem, it will affect the owner's travel and needs to be repaired in time. So what is the reason why the turn signal and double flash are not on? The turn signal and the double flash are not on. It is very likely that the fuse is broken. At this time, the owner can check the integrity of the fuse. If there is damage, you can directly replace it with a new one.

Warning sign: Place a warning sign behind the vehicle as much as possible to make other drivers pay attention to your vehicle and avoid another accident. If there is no warning sign, you can use clothes or other obvious items to mark it. Manually turn on the double flash: Although your vehicle's double flash may not be turned on, you can still turn on the double flash light manually.

If the double top switch is broken, you need to replace a new double flash switch and then it will be fine. Some double flash switches are difficult to replace and disassemble according to the specific situation.

Car double flashing lights suddenly flash automatically

Anti-theft chip on the car key. The identification system of the anti-theft chip of the driving computer. There is a problem with some circuits connected to the driving computer. It is recommended to go to 4S to check. Electronic failure, try it with a spare key to see if the failure exists.

The reasons for the automatic flashing of the double flashing light of the car are: the anti-theft chip on the car key is damaged; the identification system of the anti-theft chip of the driving computer fails; there is a problem with some circuits connected to the driving computer, and it is recommended to go to the 4S store for inspection; electronic failure, try with the spare key to check whether the fault exists. Be here.

The double flashing light of the car suddenly flashes automatically, which is likely to be due to a problem with the control box. It is necessary to check whether the double flash relay is normal, and directly use a mometer to measure the output line of the double flash relay to see if there is a 12v output.

What is the reason why the car flash keeps flashing

The dual flash can't be turned off, which is likely to be a control box failure. It is necessary to check whether the dual flash relay can work normally. You can directly measure the output current line of the double flash relay with a multimeter to see if there is an output current of 12v.

There are generally two situations where the double flashing lights are automatically turned on when parking: one is that the car is moved or the tire is displaced; the other is that there are moving objects in the car, mosquitoes,Flies are also counted, because there is an ultrasonic detector in the car, and slightly larger mosquitoes and flies are likely to be detected, thus calling the police.

Of course, it may also be due to the problem of abnormal wiring. At this time, it needs to be checked by professionals; secondly, there is another solution, which is to directly unplug the double flash fuse. At this time, the double flash will not flash all the time. At the same time, it will not affect the use of car locks and turn signals. When the fuse is pulled out, it means that the double flash is forcibly turned off.

There may be several problems with the double flashing lights of the car. Please refer to the anti-theft chip on the car key. The identification system of the anti-theft chip of the driving computer. There is a problem with some circuits connected to the driving computer. It is recommended to go to 4S to check. Electronic failure, try it with a spare key to see if the failure exists.

The double flashing light of the car suddenly flashes automatically, which is likely to be due to a problem with the control box. It is necessary to check whether the double flash relay is normal, and directly measure the output line of the double flash relay with a mulometer to see if there is a 12v output.