Questions tagged [electric-vehicle]

An electric vehicle (EV) uses one or more electric motors for propulsion.

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1answer
44 views

Any spare wheel/tire inside BMW i3?

Does BMW i3 has any spare wheel/tire in the car or in the trunk? If not, is there any recommended way to carry a spare wheel/tire inside the car? See related discussions here: https://...
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1answer
995 views

Any means to add more batteries to an electric car?

A lot of the electric cars available today (except Teslas) have too small ranges. Inspecting them I see a lot of trunk that I might want to relinquish in exchange for extra range. However I don't see ...
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6answers
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Can I jumpstart a non-hybrid car from a hybrid or full electric car?

This morning I had starter battery troubles with my 2001 VW Eurovan. As it happened, my father-in-law arrived just at the right time in his fancy new Toyota Camry hybrid. So we opened the hoods, dug ...
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6answers
6k views

What is regenerative braking and why don't we use it?

I know that many electric cars use regenerative braking to enable the car to become more efficient by converting what would otherwise be lost heat energy in to a more useful, reusable form of energy. ...
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2answers
65 views

How can I determine if a 2015 Nissan Leaf can be monitored/controlled via an app?

I've seen in reviews that Nissan Leaf's have a phone app that can monitor and control its charging and climate functions. For example, you can view on your phone how much power the car's battery has, ...
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2answers
285 views

Does a Nissan Leaf necessarily have a 6.6kW capacity on-board charger if it has Quick Charge port?

Looking at a 2015 Nissan Leaf I see it has a Quick Charge port (listed as part of the Charge Package on the spec sheet). Does this mean this car also has the 6.6kW on board charger? I'm not sure if ...
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0answers
20 views

Recommended gasoline types for BMW i3 — store gasolines to extend the range

What are the recommended gasoline types for BMW i3 2014 or BMW i3 2015? I search online for a while, but I am not sure what are the types of gasoline we can use for BMW i3 2014 or BMW i3 2015? Is it ...
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1answer
44 views

Maintenance Plugs

I was going through the FSAE International Rule-Book 2019 and encountered the term Tractive System Accumulator Container – Maintenance Plugs at section no. EV.3.3 I am actually a bit confused that ...
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3answers
179 views

Why are high performance electric cars promoted as requiring no gearbox?

Why are high performance electric cars promoted as requiring no gearbox? Moreover, why don't they have gearboxes ("a gearbox" in this context implies a gearbox with multiple selectable gear ratios)? ...
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1answer
39 views

Tractive System Measuring Point

What is meant by the term 'Measuring Points' when used in reference to the manufacturing of electric Formula Racing car. I googled and somehow got the sense that measuring points are certain terminals ...
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0answers
6 views

Cleaning the air vents of Ather 450

It is recommended to clean the air vents of the electric motorcycle Ather 450. How do I do that? Can I use water and is it safe?
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1answer
29 views

Park Break Cable Sensor

We are developing an autonomous vehicle as a university project. And we want to know if the parking brake cable is broken. I searched this on the internet. But I didn't find anything. Is there a ...
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0answers
10 views

Assessing battery condition on an EV

I'm considering the purchase of a used EV (electric vehicle, with no backup internal combustion engine). From what I understand, the battery condition of an EV, and therefore its maximum range ...
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1answer
231 views

2015 Fiat 500e maintenance schedule - 15K mile interval OK?

I just bought a 2015 Fiat 500e (the electric version) with 25K miles. Before I bought it, the dealership had it fully serviced and inspected. I also had a pre-purchase inspection that showed no ...
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2answers
111 views

Is it plausible that 2000 kg of batteries are equivalent to 60 liters of gasoline?

Based on the energy per kg stored in a battery and gasoline; the efficiency of the electric and thermal engine and other factors, after some calculations I reached the conclusion that 60 liters of ...
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1answer
50 views

What happens when an electric vehicle's battery die?

Common lithium ion batteries seem to have a life span of couple years. Does the same apply to EVs? If so, wouldn't it be costly to replace them (as they tend to be the most expensive part of the ...
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10answers
2k views

Batteries for electric vehicles commonly available much like gasoline [closed]

I mostly want to focus on the practical / mechanical perspective of this question. I have thought already many times on buying a small electric motorcycle for daily commute etc but i wouldn't min to ...
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2answers
91 views

Can you “warm up” an electric car in icy weather?

I'm in New England, and the latest snow/sleet/ice storm just left four inches. I did what I usually do with my two conventional gas cars: start them, move them to the street, clean off most of the ...
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2answers
4k views

Is it possible to rebuild the batteries of the Nissan Leaf?

I've seen many used Nissan Leafs being offered for a very low cost (as little as $6000 as of 2016), but I'm concerned about the lifetime left in the batteries of those cars. Nissan says that they will ...
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1answer
128 views

What happens when one hugely exceeds towing capacity of an electric vehicle?

I've came across stunts with Tesla X towing huge weight: over 100 tons of muck and even a Boeing Dreamliner jet. I haven't found any clue as to one or the other video being rigged, so I assume the ...
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0answers
826 views

On Board Diagnostics-II for Electric Vehicles

I'm learning about OBDII, and I'm wondering whether it is valid on EV's too. According to Wikipedia's PIDs article, the Service 01 PID 51 (or Fuel Type) has a value 8 that means that the fuel type ...
4
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1answer
140 views

Is it harmful to hill-hold electric car with accelerator pedal?

I have a partially electric car, a 2016 Toyota RAV4 hybrid. I have noted there are two ways I can hold the car on a hill at standstill. I can either press the brake pedal (after releasing it, there's ...
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3answers
137 views

Are garage outlets for electric cars evolving to 120V/240V/480V or to 30A/90A?

The numbers in this question are for jurisdictions where the voltage delivered by electricity companies (confusingly called "hydro companies" in some places) is at 110V or 120V, and where every power ...
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3answers
70 views

Why don't plug-in vehicles have multiple sockets?

I've noticed the majority of electric / PHEVs have charging points at the front or left side of the vehicle. Given the layout of my driveway, this is really inconvenient for me. I'd ideally like the ...
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1answer
96 views

Motor RPM given car speed, gear and wheel radius

Reading about Tesla cars I found that they can achieve 16000 RPM, single gear ratio 9.73:1 and differential ratio around 8.28:1, but... if I try to get RPM from car speed (max 200 km/h): RPM = car ...
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5answers
15k views

Is it possible to have a manual transmission electric car?

Reading about the new supercar from VW, I distinctly noticed when the author specifically mentioned shifting to "drive". I know the car in article is an automatic, but it got me thinking. Is it ...
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1answer
18k views

How do electric car transmission systems work?

How do electric car transmission systems work? Does it have an auto or manual gear concept like gasoline vehicles? As an electric motor can run in any speed (slow), is it necessary to have a clutch?
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5answers
2k views

Can you pushstart a hybrid / fully electric car?

I'm fairly new to mechanics and was wondering: Let's say you have a hybrid car and the battery is dead. Can you pushstart this vehicle? The same question goes for a fully electric car, however I'm ...
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1answer
22 views

Portable EV chargers with “normal” US/Can 230V plugs?

I've put in my down payment for my first EV, and now have two years to buy the add-ons while it arrives (yes, two years). My garage already has a 230V/100A pony panel, so I'm going to have a NEMA 14-...
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0answers
51 views

Use electric vehicle as a mobile power source

I have a mobile car-wash company and I want my guys to have a fully 220V (2000W-3000W) power outlet available to plug their vacuum cleaners into. I thought I could buy an electric vehicle to "...
4
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1answer
107 views

Will Tesla steer if autopilot is engaged but your hand are on the wheel? If so how much force is required to overcome autosteer?

I don't own a Tesla but I have read a lot about them. I know that there is an autosteer feature that allows the car to steer for you, but I also know that you need to constantly put your hands on the ...
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1answer
132 views

Zero Motorcycle - Remove Battery for winter?

I consider buying myself an electric Motorcycle. I really like the model Zero S and also the DS version. My Question now is, since I read that cold temperature isnt that good for the Battery over a ...
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2answers
3k views

How to disable tracking/beacon on kia soul ev?

We are about to trade in our 99 Corolla for a Kia Soul EV. One of the things I really dislike about it is that something (the GPS beacon?) will send location data and possibly other info about our ...
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1answer
71 views

How long is a fuel cell expected to last?

How long is the fuel cell used in cars (like the Hyundai Tucson Fuel Cell or the Toyota Mirai) expected to last in terms of mileage or time? What kind of loss of performance is expected, like lower ...
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1answer
41 views

Increasing dead stroke of a hydraulic hand brake

This is a weird thing to want to do, but I want to know if there is a way to increase the dead stroke of a hydraulic handbrake for an electric moped. The dead stroke is the initial part of the lever ...
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2answers
115 views

Can I power standard household devices from an electric car?

While I was visiting a party at a remote location with no connection to the power grid there was a generator running to power a couple of lights after sun-down. The generator is noisy and stinks and ...
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2answers
891 views

Can Zero motorcycles' batteries be charged independently by removing them first from the bike?

It seems the Tesla-equivalent in the motorcycle world is Zero (by looking at other questions), so I'll focus on this brand for this question (but feel free to correct me here). Can I charge a Zero ...
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0answers
37 views

Has anybody converted a bus from diesel drive to electric drive (hybrid) converting the old engine into a generator?

I am aware that the vehicle will increase weight and that older engines must be modified to operate with less harmful impact to the ambient. I rather wonder about the accompanying effects and ...
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3answers
1k views

Can a conventional car be used to charge an electric car?

A friend who drives a Leaf recently came very close to running out of charge, which prompted another friend to ask if it was possible to "jumpstart" a Leaf from another car. Obviously you couldn't do ...
3
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1answer
154 views

Cheater Plug for Level 1 EVSE to Level 2 EVSE

I have an EV that, like most, came with a Level 1 EVSE that can charge my car with 12A @ 120V. Now, I'd really like to be able to charge at work without needing to buy another EVSE, but at work, we ...
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1answer
1k views

Explaining why electrical and hybrid cars always have automatic transmission

I am trying to understand if or why electrical and hybrid cars always have automatic transmissions. I know that a conventional petrol/diesel engine only have a small effective torque range, so you ...
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2answers
2k views

School bus conversion to Electric [closed]

I would like to start with a new project to convert a conventional school bus (approx 50 seater) to electric. The idea being that most School buses in my region are diesel which is ofcourse going to ...
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2answers
109 views

In an electric vehicle, do you need to come to a complete stop before switching to low gear?

I recently got a 2016 Ford Focus Electric. Before that, I was driving a 1996 Toyota Camry Wagon. I've been told many times that one needs to come to a complete stop before changing gears or else ...
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5answers
5k views

Do I need to take an electric vehicle to a specialist repair shop?

I am pondering getting an electric vehicle (a VW e-Golf, which is strongly rooted in the Golf "platform", just swapping the motor), and one issue amongst many is how to proceed with the maintenance. I ...
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3answers
163 views

Can electric cars do *dynamic* (heat waste) braking?

Imagine you drove your (pure) electric car to a very high mountain resort. It took 3 full battery charges to get up here, but by golly, you did it. And you plugged in, so battery is topped up now. ...
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1answer
416 views

Speed limiter on Chevrolet Bolt

I recently got a Chevy Bolt and I found out that it evidently is speed limited to 91 mph. There's just one problem: I see no mention of the limit except in two places: in the car itself (it stops ...
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1answer
75 views

Push button when LED comes on

I have a button in my Electric car, with a small LED in it. By default when I turn on the car, the LED in the button lights up. Pushing the button turns the LED and the Fake engine noise OFF. The ...
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2answers
6k views

Will never charging the batteries of a hybrid electric plug-in vehicle damage it?

I am likely to be forced to use a Volvo V60 in its hybrid diesel-electric plug-in version for my daily commutes. This is a hybrid system comprising a 2.4l diesel engine with an added plug-in electric ...
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1answer
3k views

OBD-II Mode and PIDs specifically used for Electric vehicles?

I am working on developing a vehicle CAN communications protocol being implemented in an electric vehicle. I was wondering if anyone knew if there is a standard MODE and PID for OBD-II messages ...
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2answers
99 views

Is a gas car as sensitive to terrain as an electric?

Since I started driving a plug-in hybrid with a 50 mile electric range I've become sensitive to things that affect my 50 miles. For instance, when it's below about 40 degrees out I lose up to 25% of ...