Can You Drive A Hybrid Without The Battery?

By opting to purchase a hybrid car, the person is also playing their part in making the environment clean. However, one question, which plagues every car owner’s mind, is can you drive a hybrid without the battery without any issues?

Hybrid cars are all the rage these days with every automobile manufacturer moving into the forte to make its mark. Whether you are driving a Prius or a Mercury Mariner Hybrid; these provide the owner with benefits such as better fuel efficiency, and lower environmental emissions.

How a Hybrid Car Works

Hybrid vehicles are propelled by an internal combustion engine and an electric motor, fueled by energy stored in the primary hybrid battery. 

The battery gets charged and so keeps the car running thanks to regenerative braking, which converts the vehicle’s kinetic energy back to stored energy when the brakes are applied. 

As a result, there is less reliance on gasoline, which is where the fuel efficiency advantages come into play.

Can You Drive A Hybrid Without The Battery?

If you are looking forward to knowing if a hybrid car will function smoothly without the battery, then the answer depends on which battery we are talking about. 

In case, the 12-volt battery dies, but the high-voltage battery is functioning; then you can drive the car without a battery. However, if it is the other way around and the HV battery is dead, then you cannot drive the car.

For more information, we recommend you browse online to find the best maintenance tips to keep your hybrid car functioning at its best.

1. The HV Battery

It is worth knowing that in case the HV (high-voltage) battery drains to a point where it cannot start the engine, but the 12-volt battery is functioning; the car would have the optimal resources to recharge the HV battery using the 12-volt battery. 

In some hybrid cars, one can easily find a panel with a button on the side of the driver’s door frame. The button transfers power from the 12-volt to move in a single direction. 

It will take some time for the power transfer to complete from one battery to another. So, the answer to the question “Can you drive a hybrid without the battery” is yes, only if one of the batteries is functioning.

drive a hybrid without the battery
One can easily find a panel with a button on the side of the driver’s door frame. (Photo: London hybrid)

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2. What About The Engine

In case you do manage to start the engine with a drained battery, some interesting things will happen. The engine would start itself if you try to back up, as the reverse gear in the hybrid vehicles is taken care of by the electric.

It will behave similarly to a diesel-electric vehicle, which needs to rev the engine to run the generator to send power to move the vehicle. The answer to your question of can hybrid cars run on gas only has the answer below.

The second thing, which happens, is you would not get any electrical assistance to move the car from a dead stop. It is similar to moving the vehicle from a dead stop in second gear in a manual transmission vehicle. 

It happens, as the gearing system for a hybrid vehicle thinks that electrical assist would help complete what the first gear does.

Lastly, the engine rev would be higher than normal, as the engine would have to double its performance to provide the maximum electrical power to the battery. However, it will also increase the risk of overheating the car battery.

can you drive a hybrid without the battery
The engine rev would be higher than normal. (Photo: Lexus)

Symptoms of a Dying Battery of a Hybrid Vehicle

Fluctuations in charge

The hybrid battery should charge and discharge consistently. If you see substantial spikes in charge levels, it signifies that some of the cells aren’t working correctly and the battery life has decreased.

Reduced fuel economy

The higher the quality of the hybrid battery, the lower your fuel consumption. When the battery begins to fail, the internal combustion engine must compensate and 

Reduced battery charge

When you plug in your hybrid to charge and notice that the battery isn’t retaining a charge as well as it once did, this is another sign of a decaying battery.

How To Prolong The Life of A Hybrid Battery?

Clean filters

Filters that become clogged are a typical source of hybrid battery issues. Dirt and debris might accumulate in the filter over time, preventing air from moving freely through the system. This can result in decreased efficiency and, finally, battery failure.

To avoid this issue, keep your hybrid vehicle’s filters clean on a regular basis. It is also critical to have the filters examined by a professional on a regular basis to ensure they are in excellent working order.

Accumulate some highway miles

The engine and regenerative braking charge the battery in a hybrid car. It is critical to acquire some highway miles on your hybrid automobile to keep the battery healthy.

This will allow the engine to charge the battery on a regular basis, which will assist prevent future battery issues such as optimum depletion. Driving short distances or in stop-and-go traffic can tax the battery and result in decreased efficiency over time.

Keep an eye on the battery levels

It is critical to keep an eye on the battery levels in your hybrid vehicle. This may be accomplished by routinely inspecting the charging system. If the battery is not adequately charged, it might result in decreased efficiency and, finally, battery failure.

Monitoring the battery level in your hybrid car might help you avoid future problems and keep your vehicle running smoothly.

Battery maintenance on a regular basis

It is important to do regular maintenance on your hybrid vehicle. This covers tasks such as changing the oil, inspecting the brakes, and testing the batteries.

Neglecting routine maintenance on your hybrid vehicle might lead to major difficulties in the future, including battery failure.

battery maintenance
It is important to do regular maintenance on your hybrid vehicle. (Photo: Uchanics)

FAQs on Hybrid Car Battery

  1. Do Hybrid batteries degrade over time?

Yes, all batteries will ultimately die. The good news is that hybrid batteries are engineered to live far longer than standard automobile batteries, typically outlasting the vehicle’s whole lifespan.

  1. How much does a hybrid battery replacement cost?

The cost of changing a hybrid battery might vary greatly based on the type and model of your hybrid, as well as the technician you pick. It will typically cost between $2000 and $8000.

  1. What happens if your hybrid battery is depleted?

The vehicle will automatically convert to ICE drive and utilize gasoline/diesel to power itself. This prevents the battery from being overloaded and hence harmed.

  1. How long can a hybrid battery last?

The majority of hybrid batteries should last roughly 100,000 miles. Some owners can increase this figure to 200,000 by providing great care. 

Manufacturers estimate this to be the top limit on battery life because warranties normally stretch to around 100,000 miles.

  1. Is it possible to recharge a hybrid battery?

In addition to being recharged internally by the car’s engine, the battery of a plug-in hybrid automobile may be recharged by connecting the vehicle to slow charging stations. Plug-in hybrids are more powerful vehicles that are ideal for city driving.

  1. How far can an electric hybrid automobile travel?

Plug-in hybrids may travel for 10-50 miles on electricity alone before switching to gasoline, and can then travel for around 300 miles (depending on the size of the fuel tank, exactly like any other automobile).

Check out this video from CarHub to learn more about how to make your Hybrid battery last a lifetime!

Summary

If you were looking forward to getting an answer to the question “Can you drive a hybrid without the battery”, then we hope that this blog satisfied that query.

For more car maintenance tips, follow Car From Japan today!