Skip to content Skip to navigation menu

Your Selected Vehicle

Brands

Show More Show Less

Price

Parts for your 2011 Subaru Forester-Batteries

Sort by
HELLA Fog Light Oval 12V 55W or 24V 70W - 1113
Clearance

HELLA Fog Light Oval 12V 55W or 24V 70W - 1113

$32
Fitment Notes:
See More
Narva 12V Relay 5 Pin 30A - 68024BL

Narva 12V Relay 5 Pin 30A - 68024BL

$32
Fitment Notes:
See More
Narva Reverse Light Incandescent Pad Mount - 86080

Narva Reverse Light Incandescent Pad Mount - 86080

$31
Fitment Notes:
See More
Narva Front Marker Light Amber LED 9 to 33V - 91422BL

Narva Front Marker Light Amber LED 9 to 33V - 91422BL

$28
Fitment Notes:
See More
Narva Cigarette Lighter Plug - 81024BL

Narva Cigarette Lighter Plug - 81024BL

$27
Fitment Notes:
See More
Narva Weather proof Connector 3 Pole 1 Kit - 57523BL

Narva Weather proof Connector 3 Pole 1 Kit - 57523BL

$21
Fitment Notes:
See More
Narva Heatshrink Tubing Black 2.4mm 1.2m - 56610

Narva Heatshrink Tubing Black 2.4mm 1.2m - 56610

$10
Fitment Notes:
See More

Explore 4WD & Adventure

OEX Midi Fuse, 80A Bolt On - Single Pack - ACX6508BL
OEX

OEX Midi Fuse, 80A Bolt On - Single Pack - ACX6508BL

$10
Fitment Notes:
See More
OEX Alligator Clip Positive & Negative 15A 2Pce - ACX0658
OEX

OEX Alligator Clip Positive & Negative 15A 2Pce - ACX0658

$14
Fitment Notes:
See More
Drivetech 4x4 12/24V 20A Power Socket - DT-06101

Drivetech 4x4 12/24V 20A Power Socket - DT-06101

$35
Fitment Notes:
See More
Narva Solder Splice 1.5-2.5mm - 56380BL

Narva Solder Splice 1.5-2.5mm - 56380BL

$25
Fitment Notes:
See More
OEX 450 lumen Rechargeable LED Flood Light with Clamp
OEX

OEX 450 lumen Rechargeable LED Flood Light with Clamp

$80
Fitment Notes:
See More
Mechpro Alligator Clip Plug - MPEA01

Mechpro Alligator Clip Plug - MPEA01

$22
Fitment Notes:
See More
OEX Cable Lug 35-10 2B&S 90 Degree 10Pk - ACX0141
OEX

OEX Cable Lug 35-10 2B&S 90 Degree 10Pk - ACX0141

$69
Fitment Notes:
See More
OEX Continuous Duty Solenoid 12V 80A Normally Open - ACX3302
OEX

OEX Continuous Duty Solenoid 12V 80A Normally Open - ACX3302

$97
Fitment Notes:
See More
Narva LED Work Lamp - 9V-36V - 72358

Narva LED Work Lamp - 9V-36V - 72358

$84
Fitment Notes:
See More
HELLA Licence Plate Light LED 9 to 33V - 2559

HELLA Licence Plate Light LED 9 to 33V - 2559

$72
Fitment Notes:
See More
Hella Disc Horn 12V 115dB - 6001

Hella Disc Horn 12V 115dB - 6001

$44
Fitment Notes:
See More
BRAKE LIGHT SWITCH - TBS1011

BRAKE LIGHT SWITCH - TBS1011

$44
Fitment Notes:
See More
OEX H7 Globe 12V 55W Standard  - GLX16070
OEX

OEX H7 Globe 12V 55W Standard - GLX16070

Confirm Vehicle
$45
Fitment Notes:
See More
Narva Jumper Leads Surge Protected 3.7m - BC50MM

Narva Jumper Leads Surge Protected 3.7m - BC50MM

$234
Fitment Notes:
See More
OEX Mega Fuse, 300A Bolt On - Single Pack - ACX6528BL
OEX

OEX Mega Fuse, 300A Bolt On - Single Pack - ACX6528BL

$16
Fitment Notes:
See More
Projecta Alligator Test Clips 25A 2pk - TC202

Projecta Alligator Test Clips 25A 2pk - TC202

$9
Fitment Notes:
See More
OEX Computer Safe LED Circuit Tester 3-15V - ACX6202
OEX

OEX Computer Safe LED Circuit Tester 3-15V - ACX6202

$40
Fitment Notes:
See More
Showing 1171 - 1209 of 6067 products

Batteries for the 2011 Subaru Forester: What You Need to Know

The 2011 Subaru Forester, like most petrol and diesel vehicles on the market, definitely uses a battery as a crucial part of its electrical system. This battery plays an essential role in getting the engine started and powering all the electrical components when the car is not running.

For the 2011 Forester, the battery is a standard lead-acid type, commonly found in vehicles of this age and category. It provides the electrical energy needed to turn the starter motor and ignite the engine, as well as supply power to the car's lights, radio, and other accessories when the engine isn't running. Without a battery, the Forester simply wouldn't start or function properly.

Understanding the purpose of the battery is a good place to start. Essentially, the battery acts as the car's primary source of electric power before and until the alternator takes over once the engine is running. When you turn the key, the battery sends a large burst of energy to crank the engine. After that, the alternator supplies power and keeps the battery charged. So, while it's not something drivers often think about every day, the battery is constantly working behind the scenes to keep the vehicle operating.

Even though modern vehicles, including the 2011 Forester, have relatively reliable batteries, it's important to remember they don't last forever. They typically have a lifespan of around three to five years, but this can vary depending on how the car is used, climate conditions, and general maintenance habits. Because of this, routine battery checks are a good idea, especially if the vehicle is starting slower than usual or electrical components like lights and radios start acting up.

When it comes to servicing the battery in a 2011 Subaru Forester, there are a few easy maintenance steps that can help extend its life and prevent unexpected failures:

  • Check the battery terminals regularly for corrosion or build-up. Corrosion can interfere with the connection and reduce the battery's ability to deliver power. Cleaning the terminals with a mixture of baking soda and water or a dedicated battery cleaner can keep things working smoothly.
  • Ensure the battery is securely mounted. A loose battery can vibrate excessively causing physical damage to the internal components.
  • Keep an eye on the battery's age. If it's approaching the three to five year mark, it's wise to have it tested and consider replacement proactively rather than waiting for it to fail unexpectedly.
  • Battery voltage and charge levels can be checked using a multimeter or at many auto service centres. Healthy batteries in a 12-volt system like the Forester typically show around 12.6 volts when the engine is off.

If it comes time to replace the battery on a 2011 Subaru Forester, there are a few important things to consider. It's best to choose a battery that matches the vehicle's specifications and size requirements. The recommended battery size and capacity can usually be found in the owner's manual or by consulting an auto parts specialist.

When replacing the battery, always make sure the vehicle is off and keep safety in mind. Disconnect the negative terminal first, followed by the positive terminal to avoid any electrical shorts. After placing the new battery, connect the positive terminal before reconnecting the negative. This simple order keeps everyone safe from sparks or shocks.

One more thing worth mentioning is that sometimes the battery can be affected by the vehicle's other electrical loads, like security systems or aftermarket accessories. If the Forester seems to run down its battery quickly, it's a good idea to have a professional check for any electrical drains that could be causing premature battery failure.

All up, the battery in a 2011 Subaru Forester is an essential, if often overlooked, component that deserves a bit of attention during regular servicing. Keeping it in good condition helps avoid those frustrating moments when the car won't start, saves you from being stranded, and ensures all your lights and electronics work when you need them most. Servicing the battery is a straightforward task that fits nicely into your usual car care routine, making life easier and your Forester more reliable.