When looking for the right battery for the Subaru Forester IV (model years 2012-2018), it is important to consider several factors such as the engine type, the presence or absence of the Start-Stop system, fuel type, and the physical and electrical specifications of the battery. According to the data, the Forester IV was offered during these years with several engine options, including the 2.0 X and 2.0 XT petrol engines, as well as the 2.0 D diesel engine. None of these variants were equipped with a Start-Stop system, which simplifies the battery requirements, as there is no need for the more advanced and expensive AGM or EFB batteries often required in Start-Stop vehicles.
For each of these engine options, whether petrol or diesel, the recommended battery specifications are quite consistent. The minimum battery capacity should be 68 Ah, and the maximum can go up to 75 Ah. The cold cranking amperage, which is crucial for reliable starting especially in colder climates, should fall between 540 and 630 A. This range ensures that the battery will provide sufficient power for both starting the engine and running the car’s electrical systems without issues. The type of battery recommended is a traditional lead-acid battery (often called flooded or wet cell), which has been the standard for most passenger cars for decades. These batteries are widely available, affordable, and well-understood by mechanics and car owners alike.
One distinctive aspect of the Subaru Forester IV for these years is the type of battery mounting required. While many vehicles use the B13 mounting system, the Forester IV requires batteries with B01, B1, or B9 mounting. This is an important point to note, as using the wrong mounting type can prevent the battery from being securely installed, potentially leading to movement under the hood, which can cause damage both to the battery itself and to the vehicle’s electrical system. When selecting a battery, always confirm that the mounting type matches what is required for your Subaru, and do not assume that the most commonly found batteries in auto parts shops will fit; you may need to specifically ask for these mounting types or order them in advance.
As for specific battery models, some examples of suitable options include the Bosch S40 26, Exide EA754, Exide EB704, Lucas LP068, and Varta E23. It is important to stress that these are just sample compatible models, and many other batteries that meet the above-mentioned specifications (capacity, cold cranking amperage, type, and mounting) will also work well. The mentioned brands are generally known for their reliability and quality, but choosing a battery from another reputable manufacturer is also a good option, as long as the technical requirements are met. Before purchasing, it is always a good idea to check the physical dimensions of the battery as well to ensure a perfect fit in the engine bay, as even among batteries with the same capacity, sizes can vary slightly between brands and models.
A fascinating characteristic of lead-acid batteries is their widespread adoption and historical significance. The basic technology was invented in the 19th century, and though modern batteries have improved in terms of durability, maintenance requirements, and performance, the fundamental principles remain largely unchanged. For vehicles like the Subaru Forester IV that do not use Start-Stop systems, this classic technology continues to provide an optimal balance of cost and performance. Moreover, lead-acid batteries are fully recyclable, and most retailers will accept your old battery for proper recycling when you buy a new one. This is both environmentally responsible and often incentivized with a small deposit refund.
Finally, when replacing the battery in your Subaru Forester IV, take the opportunity to inspect the battery terminals and cables for corrosion or wear, as these can sometimes cause starting issues that are mistaken for a weak battery. Keeping the connections clean and tight will ensure that your new battery delivers maximum performance and longevity. And if you are ever unsure about the installation process, consulting a professional mechanic is always a wise choice, as the correct installation of the battery is crucial for both safety and reliability. By paying attention to these details and selecting a battery that fits the required technical and physical criteria, you will ensure that your Forester remains dependable, regardless of the conditions you drive in.
Subaru Forester in version IV was produced in the years 2012 – 2018. Below we present the specifications of batteries suitable for specific engines.
Basic parameters of batteries suitable for Subaru Forester (2012-2018):
| Layout | Terminal types | Base hold-down |
|---|---|---|
| 0 – positive on the right side | 1 | B9 |
| 0 – positive on the right side | 1 | B01 |
Subaru Forester IV – petrol engines:
- 2.0 X
- 2.0 XT
| Model | Capacity and CCA | Dimensions (LxWxH) | Price |
|---|---|---|---|
| Bosch S4 S40 26 | 70 Ah 630 A | 261x175x220 mm | More |
| Exide Excell EB704 | 70 Ah 540 A | 270x173x222 mm | More |
| Exide Premium EA754 | 75 Ah 630 A | 270x173x222 mm | More |
| Lucas Premium LP068 | 68 Ah 540 A | 266x175x220 mm | More |
| Varta Blue Dynamic E23 | 70 Ah 630 A | 261x175x220 mm | More |
Subaru Forester IV – diesel engines:
- 2.0 D
| Model | Capacity and CCA | Dimensions (LxWxH) | Price |
|---|---|---|---|
| Bosch S4 S40 26 | 70 Ah 630 A | 261x175x220 mm | More |
| Exide Excell EB704 | 70 Ah 540 A | 270x173x222 mm | More |
| Exide Premium EA754 | 75 Ah 630 A | 270x173x222 mm | More |
| Lucas Premium LP068 | 68 Ah 540 A | 266x175x220 mm | More |
| Varta Blue Dynamic E23 | 70 Ah 630 A | 261x175x220 mm | More |
If you’re still unsure which battery fits your Subaru Forester , or if you want to help others in their selection, please send us a photo of your current battery in the comment section at the bottom of the page. You can also send the picture to contact@whatbattery.co.uk (we will place it in the comments to also help other users). Be sure to specify the car model, year, type, as well as the engine capacity and power. We’ll do our best to assist you!