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Parts for your 2012 Subaru Forester-Batteries

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Mechpro 18V 4Ah Lithium Battery

Mechpro 18V 4Ah Lithium Battery

$89
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Mechpro 18V Battery Charger (240 Volt)

Mechpro 18V Battery Charger (240 Volt)

$39
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Exclusive M12 FUEL 1/2in Stubby Kit

Exclusive M12 FUEL 1/2in Stubby Kit

$850
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Milwaukee M18 REDLITHIUM 5.0Ah Battery - M18B5

Milwaukee M18 REDLITHIUM 5.0Ah Battery - M18B5

$296
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Explore 4WD & Adventure

Milwaukee M18 REDLITHIUM FORGE 8.0Ah Battery - M18FB8

Milwaukee M18 REDLITHIUM FORGE 8.0Ah Battery - M18FB8

$434
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Milwaukee M12 REDLITHIUM 6.0Ah Battery - M12B6

Milwaukee M12 REDLITHIUM 6.0Ah Battery - M12B6

$220
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Milwaukee M12 & M18 Rapid Charger - M12-18FC

Milwaukee M12 & M18 Rapid Charger - M12-18FC

$249
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Milwaukee M12 REDLITHIUM 4.0Ah Battery - M12B4

Milwaukee M12 REDLITHIUM 4.0Ah Battery - M12B4

$183
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Milwaukee M12 3Ah Battery - Dual Pack - M12B32

Milwaukee M12 3Ah Battery - Dual Pack - M12B32

$237
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Milwaukee REDLITHIUM USB 3.0Ah Battery - L4B3

Milwaukee REDLITHIUM USB 3.0Ah Battery - L4B3

$60
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Milwaukee M18 REDLITHIUM FORGE 6.0Ah Battery - M18FB6

Milwaukee M18 REDLITHIUM FORGE 6.0Ah Battery - M18FB6

$420
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Milwaukee REDLITHIUM USB Battery - L4B2

Milwaukee REDLITHIUM USB Battery - L4B2

$44
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Milwaukee M12 Lithium-ion Battery Charger - C12C

Milwaukee M12 Lithium-ion Battery Charger - C12C

$152
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Exclusive M18 HIGH OUTPUT Batteries Stock Up

Exclusive M18 HIGH OUTPUT Batteries Stock Up

$799
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Milwaukee M12 & M18 Automotive Charger - M12-18AC

Milwaukee M12 & M18 Automotive Charger - M12-18AC

$262
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Milwaukee M18 6 Bay PACKOUT Rapid Charger - M18PC6

Milwaukee M18 6 Bay PACKOUT Rapid Charger - M18PC6

$448
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Milwaukee M18 Compact Heat Gun (Tool Only) - M18BHG-0

Milwaukee M18 Compact Heat Gun (Tool Only) - M18BHG-0

$290
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Milwaukee M12 & M18 Super Charger - M12-18SC

Milwaukee M12 & M18 Super Charger - M12-18SC

$386
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Showing 1 - 39 of 161 products

Batteries in the 2012 Subaru Forester: What You Need to Know

The 2012 Subaru Forester, like most modern vehicles, comes equipped with a battery that plays a crucial role in its operation. Batteries are absolutely relevant and essential for the 2012 Forester, as they provide the electrical power needed to start the engine and keep the car's electrical systems running smoothly. Without a properly functioning battery, this compact SUV simply won't start or perform as expected.

The battery in a 2012 Subaru Forester is typically a 12-volt lead-acid battery, designed to deliver sufficient cranking power to start the engine. Beyond just getting the engine turning over, it supplies energy to all the electrical components when the engine is off. This includes the alarm system, keyless entry, interior lights, and even the radio. When the engine is running, the vehicle's alternator takes over supplying power and recharges the battery.

Given this vital role, keeping your Forester's battery in good shape is pretty important. If a battery starts to wear out or fails completely, you might find yourself stuck with a vehicle that won't start or one that has electrical glitches. It's easy to overlook battery health during routine servicing, so it's handy to know what to look out for and how to maintain it properly.

A battery's lifespan can vary depending on factors like climate, driving habits, and maintenance routines. In Australia, where the Forester might be subjected to hot summers and colder winters, these temperature extremes can affect battery life. Typically, you can expect a car battery to last around three to five years under average conditions. Beyond that, replacement should be considered to avoid unexpected breakdowns.

Signs that the Forester's battery might be on its last legs include slow engine cranking, dim headlights when the engine is off, dashboard warning lights, or a clicking noise when trying to start the car. If any of these symptoms appear, it's a good idea to get the battery tested as part of a workshop or service visit.

During routine servicing, mechanics will often perform a battery test using specialised equipment that measures the battery's charge and health. This helps gauge if the battery can still deliver the required cranking amps and if it is holding charge effectively. If the battery fails these tests, it will be recommended for replacement.

Replacement batteries should match the specifications advised by Subaru for the 2012 Forester, typically a Group 75 size battery with sufficient cold cranking amps to handle Australian conditions. Choosing the right battery ensures reliable starts and proper function of all electronic systems.

On the maintenance front, keeping battery terminals clean and corrosion-free extends the battery's life. Corrosion can form around the terminals due to acid leaks or natural chemical reactions, which can hinder the battery's performance. Regular visual inspections and a clean terminal connection help ensure good electrical contact between the battery and your vehicle's wiring.

If the Forester sits idle for extended periods, it's wise to take precautions to prevent battery drain. Some electrical components continue to draw power even when the engine is off, so leaving the vehicle unused for weeks can run the battery down. Disconnecting the battery or using a battery maintainer can help keep it at full charge during storage.

Another useful tip is to avoid frequent short trips where the engine doesn't run long enough to fully recharge the battery. This kind of driving pattern can gradually reduce battery health over time. Longer drives or occasional use of a battery charger can restore charge and improve durability.

Taking care of the battery in the 2012 Subaru Forester is a relatively simple yet essential part of vehicle maintenance. Not only does it ensure reliable startup and consistent vehicle performance, but it also protects expensive electronic components from damage caused by voltage drops or spikes. So, when taking your Forester in for its regular service, it pays off to ask if the battery's condition has been checked and maintained. This little bit of attention can save a lot of hassle and get you back on the road quicker whenever problems might arise.