Among the main problems, especially in the winter season, there is that of battery download which manifests itself not only when the car is stationary for a long time. L’current accumulator connected to the car’s electrical system, it is unable to supply the energy necessary to start the engine because in cold weather it completely collapses after a gradual loss of capacity over time. For this it is necessary to keep under control the state of the charge and the state of the battery in order not to remain on foot. When the battery is low it will be very difficult to start the car.
During the quarantine from Coronavirus Covid-19 the lockdown imposed by the authorities after Prime Ministerial Decree of 9 March 2020, has forced many citizens to stay at home or in any case to a very reduced mobility compared to normal: when ours cars were parked on the street or in the garage for several days in a row many have encountered various problems of this type such as the inability to start the engine because the battery is flat.
Low battery how to do
💥🔌🔋 In order not to have problems with one low battery and don’t stay on foot it is advisable adopt some precautions that we point out in this article. The solutions may be different: adopt devices such as a car battery maintainer or disconnect the car battery, but in the latter case you have to be careful.
The goal is to keep charge the car battery to a level that is enough not to be stranded and to be able to start the car engine without problems.
Low battery with the car stationary what to do
One of the components that can reserve us unpleasant surprises is the battery when the car is stationary, especially if with a few years on his shoulders that as a result of prolonged inactivity he may no longer be able to start the engine.
THE short trips do not allow effective battery charging aside ofalternator: it would be sufficient to travel at least 15-20 kilometers, for keep the car battery charged.
Low battery, how do i check?
To understand when the battery is low there is an alarm bell: the no-load voltage (i.e. with engine off and without accessories not under key running) less than 12 V. And how do I measure it? Obviously you must have a tester to read the value of voltage or by using the on-board instruments if they have a battery charge status indicator.
Below in the image you will find the values in Volts that indicate whether a battery is low or not.
Fortunately, the last days with milder weather are battery-friendly, but the still sparkling nights at the end of March may have left some ailments due to the lower temperatures.
How long does the battery last?
Experts believe that one car battery shouldn’t have a problem when it is stops for up to 4 weeks, if it is less than 4 years old and fitted to a vehicle with electrical system “healthy”. Obviously, there must be no anomalous absorptions that can be caused by leaks in the system, an accessory that absorbs (car radio, alarm, GPS locator, etc.)
KO battery, when is it time to change it?
What if the battery is old? In case of car battery “dated”Or vehicle equipped with“ energy-intensive ”accessories even with the engine off, it is advisable to take some precautions to extend battery life.
It must also be taken into account that the average life of a battery is from 3 to 5 years, so the advice is to monitor it well after the 3rd year.
A’car equipped with Start & Stop system it has an advantage in that it uses stronger batteries that withstand deeper discharges without compromising performance.
How to remove the car battery?
If we have thecar stops in garage or else safe place, for prevent it from draining excessively, it is possible disconnect the car battery disconnecting the negative pole. In this way there are no problems of voltage drop and the charge is maintained for a much longer time.
This solution is advisable if your car has a few years on its shoulders and is not equipped with Start & Stop system.
Battery disconnected what happens?
Recall that if disconnect the battery, the alarm or any GPS Tracker will not work. Obviously, when you reconnect the battery, you will need to reset the clock, car stereo and other preferences whose storage depends on battery-powered systems.
If you have opted for this last choice, there is an accessory it allows disconnect the car battery very easily: it is a detail clamp car battery switch, available online or at autoricambi at a cost of around ten euros.
When it is not recommended to disconnect the battery from the car
If yours car is equipped with Start & Stop system, And It is not recommended to disconnect the battery, because the vehicle may be equipped with BMS (Battery Management System) and not registering the battery properly, making starting impossible.
Car battery maintainer, what is it for?
The best solution is to use a device that allows you to make the accumulator recover lost energy or to recharge the battery. If your car is parked in the garage, you can connect the battery to a car battery maintainer: it is an AC / DC power supply / transformer which has on one side it is connected to a normal 230 Volt socket and on the other to the battery of your car.
The moderns charger i am able to control it battery status and stop charging when it is complete. We always recommend that you read the instructions carefully car battery charger and your car.
If you find yourself with the low battery and the car does not start you can start it even using the emergency cables and another support car with a charged battery. But we will talk about this soon in a dedicated article.
Emergency car battery starter, how to use
When the car does not start because the battery is low, you can use an emergency starter equipped with a very powerful lithium battery with great starting point with which to try to start the vehicle parked away from power sockets.
How do I use the jump starter with a discharged self battery? Simple! Just plug in the red clamp to the positive pole of the battery, the black clamp to the negative pole and then insert the 230 Volt plug into the socket of the domestic system. At the end of the operation, the steps must be repeated in reverse.
Emergency starter and battery charger
There are also jump starters that can be used as a charger to recharge the car battery like the one proposed by Lampa model 70106 Turbo 6 Rohs Battery charger at the price of 39.90 euros (Prime) with double insulation and automatic overcharge protection, polarity inversion protection and charge status indicator LED. It is compact and easily transportable
In the case of good weather and your car is parked in the sun, you could use this renewable energy source with a solar charger, which can be easily connected to the 12V cigarette lighter socket (if it’s not locked up), which will help conserve battery power.
How often should the battery be charged?
If instead parked on the street to keep the battery charged we advise you to start the engine at least once a week and keep it at a speed of about 1,500 g / m for about 15 minutes or at mime (800/900 g / m) for 20 minutes in case the electrical system is in order and not greedy for electricity. In the case of the charging with a charger the advice is to carry out the operation every 4-6 weeks, for a maximum time of 24 hours.
In case it is necessary, it is recommended to recharge it with a shorter time interval even every 13/15 days.
How to check the battery charge status
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