When to replace battery in Subaru Forester 2011?

When to replace battery in Subaru Forester 2011?

The batteries after 2010/2011 are undersized junk, with little reserve capacity. Shopping for AGM replacement for mine. My 2011 Forester got a new battery (under warranty) when I went in for regular service after about 2 years. The replacement lasted until the fall of 2018 (probably still okay, but 5 years is puching it.

Why does my Subaru Forester battery keep dying?

To make it simple: Subaru greatly reduced the duty cycle of the alternator to only come on when certain conditions apply, thus, the battery is often undercharged, and dies quicker. A new battery is a band-aid fix for most WRX owners, even going from the undersized stock batter to an 800cca battery.

Why is my Subaru Forester not able to run?

After a while, and after a bunch of repeated use, that theoretical fuel tank will shrink so small that it can’t support you driving the car because it doesn’t hold enough fuel to run the engine.

Is there a cure for a Subaru WRX battery?

A new battery is a band-aid fix for most WRX owners, even going from the undersized stock batter to an 800cca battery. The “cure” for most is to follow up with TSB# is 11-174-17R and have the ECU reflashed to get a better charging duty cycle.

To make it simple: Subaru greatly reduced the duty cycle of the alternator to only come on when certain conditions apply, thus, the battery is often undercharged, and dies quicker. A new battery is a band-aid fix for most WRX owners, even going from the undersized stock batter to an 800cca battery.

The batteries after 2010/2011 are undersized junk, with little reserve capacity. Shopping for AGM replacement for mine. My 2011 Forester got a new battery (under warranty) when I went in for regular service after about 2 years. The replacement lasted until the fall of 2018 (probably still okay, but 5 years is puching it.

A new battery is a band-aid fix for most WRX owners, even going from the undersized stock batter to an 800cca battery. The “cure” for most is to follow up with TSB# is 11-174-17R and have the ECU reflashed to get a better charging duty cycle.

After a while, and after a bunch of repeated use, that theoretical fuel tank will shrink so small that it can’t support you driving the car because it doesn’t hold enough fuel to run the engine.

How much does it cost to replace a Subaru battery?

Upfront and transparent pricing. Subaru Forester Car Battery Replacement costs $253 on average. What are car batteries and how do they work? A car battery is an energy storage device that relies on a chemical reaction within the battery to produce electricity.

When to disconnect a battery in a Subaru?

Batteries should only be disconnected if the engine is off and the alternator is not running. Disconnecting a car battery while the alternator is running can cause a voltage spike that will damage sensitive electronic components in the vehicle, such as the PCM. Real customer reviews from Subaru owners like you.

When was the last time I replaced my battery?

The replacement lasted until the fall of 2018 (probably still okay, but 5 years is puching it. Replaced it with an AGM battery. So far, no problems.

Is the OEM battery on my Forester Touring Dead?

The OEM battery in my 13-month-old Forester Touring had to be jump-started yesterday after sitting unused in my driveway for a few days. It wasn’t dead – the headlights and dashboard lit up – but it wasn’t producing enough juice to turn over the engine.

What happens when you disconnect the battery in a Subaru?

P.S. Welcome to the Subaru family! Any newer car has ALLOT of things lost when the battery is disconnected. I have heard of the thing with the power window, sounds like you have too. Every car I’ve owned had the battery replaced, I hate factory batteries!

When did I change the battery in my Subaru Outback?

And starting in the early 90s, with the OBD and OBD2 system, they all had issues at first startup, and had a driving process to re-program the OBD2 system. That’s why I got the battery backup gizmo after changing the battery in my 09 Outback.

Are there any issues with the Subaru Forester?

2019 – Battery Issues with the Forester? Just purchased a new 2019 Forester Limited less than 1 month ago. Yesterday morning I found the car completely dead, would not start.

When did my new Forester limited come out?

Just purchased a new 2019 Forester Limited less than 1 month ago. Yesterday morning I found the car completely dead, would not start. Seemed like a drained battery. This was 5:00am so I wasn’t going to knock on neighbors doors asking for a boost.

What do I need to Reset my Subaru battery?

They basically look like a 9V battery holder attached to a plug that goes into the vehicles 12V DC outlet. They are on Amazon for under $10 and called memory keeper or memory saver. They basically look like a 9V battery holder attached to a plug that goes into the vehicles 12V DC outlet. Click to expand…