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Aftermarket Remote Start Draining Battery


Jun 8, 2022

Can a faulty remote start drain your battery?

The short answer is: Yes, it can. It could also drain the battery even faster if you repeatedly try to start your car with a faulty starter. A faulty starter is also one of the leading causes of battery overcharging. via

Can a car remote drain a car battery?

A key fob will constantly try to communicate with the car. And that does cause a slight drain on the battery, but generally that won't completely drain a healthy car battery,” says Mike Monticello, Consumer Reports' road test manager. via

Can remote start damage starter?

There is a myth that remote starters can damage your vehicle. The truth of this is, a properly installed, high quality system will not cause any damage. Incidents where cars have quit running or even caught fire are typically due to being installed improperly, although extremely cheap systems are also unreliable. via

Why is my starter battery draining so fast?

There may be a problem in the starting system. A short circuit may cause excessive current draw and drain your battery. Check the charging system for a loose or worn-out alternator belt, problems in the circuit (loose, disconnected or broken wires), or a failing alternator. via

Can aftermarket remote starter cause electrical problems?

If your car did not come with a remote starter and you want to install an aftermarket model, improper installation could lead to issues with your battery and electrical systems. via

Are aftermarket remote starters good?

The consensus among mechanics is that remote starters are good for your engine, especially for people with turbos or diesel engines. Remote starters are good for your engine because they warm up the engine before driving. In cold weather, the oil inside your car thickens. via

Why does my car remote battery keep dying?

Often, it is because the battery powering them has died. There are some common reasons why batteries die. For example, a battery can drain due to improper use or storage. It can also simply have come to the end of it's life! via

What drains your car key battery?

A battery typically weakens after a year or two. Also, where you store your key fob matters. Leaving it in your car overnight or even on a hook near the car isn't a smart idea. If the fob is too close to your car, it can continue to communicate with it, which could drain the battery. via

Does aftermarket remote start void warranty?

No, if the remote starter system is installed properly it will not void the car's warranty, even those cars that use a proximity key and push button starter. In fact many dealer installed remote starters are aftermarket brands and not from the vehicle manufacturer. via

How do I remove an aftermarket remote start?

Usually, you can find it under the driver's side of the dash near the steering column, kick panel or firewall. In a typical installation, I use nylon wire ties to attach a remote starter wiring to the factory wire harnesses. Use the wire cutters to remove these. via

How many times can you remote start your car?

Any vehicle started with the remote engine starter can idle for a total of 20 minutes. Automatic engine shutdown occurs after 10 minutes, but the vehicle may be remotely started as many times as you wish for an additional 10 minutes. via

What causes parasitic drain on car battery?

Parasitic Draws

The problem occurs when your electrical system isn't functioning properly. Issues such as faulty wiring, bad fuses or interior lights that fail to shut off will continue to drain your battery while it's idle. via

Does remote start charge battery?

Remote Start Your Engine

While remote starting won't recharge your battery, it will help with some of the other issues that lead to battery failure. Remote starting and letting your engine idle for just a few minutes will warm up the fluids that may have thickened in the cold. via

Can remote start cause check engine light?

It's possible that the issue is with your remote starter itself, with a battery being worn out, or perhaps a security code has been triggered. Regardless, the check engine light / hard to start inspection is the best way to diagnose this problem at your location. via

Does Compustar drain battery?

Compustar and Arctic Start systems are made of high quality components that reduce the occurrence of parasitic current draw. However, it is still possible for a remote car starter to consume too much power from your battery. via

How does an aftermarket remote start work?

Simply put, car remote starters mimic the engine starting sequence that you trigger when you turn on the vehicle with your key. However, a remote car starter does this without a physical key in the ignition. This is possible when the control module is wired into your starter mechanisms and ignition switch. via

How long should a car remote battery last?

As with any battery, the one in your car's fob or remote will occasionally need to be replaced. Typically, a car fob battery should last between three and four years. Additionally, there are a number of signs that will tell you when your fob battery is dying. via

What is a Faraday bag for keys?

Faraday bags - also referred to as signal blocking pouches - are lined with layers of metallic material that can block a key's signals from reaching the outside world. Once you've locked your car, simply pop the key in the bag and hey presto, any would-be thieves will be leaving empty handed. via

Will leaving key in on position drain battery?

Turning the key to the "accessory" position doesn't actually draw any electricity from the battery. It simply allows you to draw a limited amount of electricity to run certain accessories, like the radio, the power windows and the interior lights. via

Does Compustar void warranty?

Compustar remote car starters are compatible with over 90% of vehicles on the road, including manual-transmissions, diesels, select hybrids, and luxury makes. And more importantly, installing our systems will not affect your vehicle's manufacturers warranty (Magnuson-Moss Warranty Act, 1975). via

Can a remote starter be installed on any car?

Remote starters aren't available on new cars that have a manual transmission, according to Mel Yu, CR's automotive analyst, but some aftermarket systems can be added to cars with a stick shift. via

Does changing head unit void warranty?

Although many dealers would have you think otherwise, simply having an aftermarket part or modifying your vehicle cannot void your warranty. via

Can I remove the remote car starter to put it in another vehicle?

The Short Answer Is Yes, It Can – But With Many Qualifications. Before 2015, we used to recommend removing and reinstalling higher-end systems, but leaving entry-level systems in the cars in which they were installed. via

What should you do when removing the starter? (video)


How long will the engine run when activated by remote engine start?

When you start your vehicle with Remote Engine Start the engine will run for 10 minutes. via

Do German cars have remote start?

Why the delay? Germany keeps tight regulations on vehicles for safety and environmental reasons. For example, it's currently illegal in Germany to start or idle a vehicle with no one in the driver's seat. Thus, no remote starters. via

How do you diagnose a parasitic battery drain?

  • Step 1: Remove Negative Battery Cable. Negative Cable Removed.
  • Step 2: Check the Draw Across the Negative Cable and Battery Post.
  • Step 3: Remove and Replace Fuses.
  • Step 4: Isolate and Fix the Issue.
  • Step 5: Replace Negative Battery Cable.
  • via

    How do you check for a parasitic draw on a car battery?

    Pull the negative off the battery. Put the test light between the post and the ground wire. If the light illuminates, you have a draw. Use the fuse pull method to find the draw; when the light goes out, you found the draw. via

    What is the most common cause of an excessive parasitic drain?

    A parasitic battery drain is when an abnormal and continuous discharge of power occurs after having shut off the engine. Usually, this is caused by a short circuit or an electrical device that remains in the "on" position or energized, such as: A trunk. An under-hood or a glove-compartment light. via

    What is parasitic battery drain?

    According to AxleAddict, parasitic battery drain is when power continues to be drained from batteries after the truck's engine is off. It shortens battery life in the short term and for the long haul. The more you charge batteries, the quicker they die for good. via

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