Categories: Do It YouselfHow To

How to Replace New Battery for BMW E90

This post show the guide on how to replace a new battery for BMW e90,though appearances may vary,the main process is similar for most.Follow this guide,not only save your dozen money and time,but also enjoy your DIY work!

 

What you need?

New BMW Battery about

Socket wrench – 10mm and 13mm sockets

Screwdriver

Eye goggles (for eye protection from exploding battery)

(Disclaimer – Car batteries can explode, so consider professional installation)

 

Procedures:

1)Open up the trunk,on the right side turn the knob to open up the battery compartment

2)Remove the top brace by removing the bolts at each end

3)Loosen (not remove) the nut securing the negative terminal to where the clamp can wiggle loose and remove

4)Disconnect the black plug on top with screwdriver

5)Disconnect the blue and blank plugs with screwdriver head by pressing down on clips

6)Pop open this door with screwdriver

7)Remove nut

8)Unclip the two metal clips on each side of the battery with screwdriver by pressing outwards from the battery.The whole black piece should pull off once these are unclipped.

9)Pop open the red box to the positive terminal with screwdriver tip

10)Loosen (not remove) the nut securing the positive terminal to where you’re able to wiggle the red box off the battery

11)Remove the tiny plug on the left side of the battery.

12)On the right side,there is a bolt that secures the battery and a foam cushion.UInscrew and remove the cushion and bolt.

13)I taped all the cables back to keep them out of the way since you’ll need toth hands to pull the battery out.Now you can replace the battery.

Once the battery is replaced,remove the red cap from the positive terminal,and reverse the steps to complete the installation.(and don’t forget about the tiny plug on the left side)

 

Finally,don’t forget to register the new battery,here are some post about how to register BMW new battery.

Rheingold ISTA Register New Battery for BMW F10

How To Use INPA Register BMW 7 Series New Battery

How to register a new BMW Battery after replacement

How to use Autel MD808 Pro Manage BMW Battery

2024.08 BMW Rheingold ISTA+ 4.48.40 4.23.14 ISTA-P 3.71 Free Download

auto

Recent Posts

Allison 3000 & 4000 Gen5 Fault Code P070C Transmission Fluid Level Sensor Circuit Low

Here is the instruction show you guide on how to solve Allison 3000 & 4000…

20 hours ago

Detroit GHG17 Heavy Duty Engine Power Verification With Chassis Dynamometer

Detroit GHG17 Heavy Duty Engine Power Verification With Chassis Dynamometer. The chassis dynamometer is a…

4 days ago

How to Perform Fuel System Test for Kohler Engine EFI System

Here is the instruction show you guide on how to perform fuel system test for…

5 days ago

Fiat and GM ECU 7.9.6 Components Diagram

Vehicles: Vectra 2.0 Flex and Astra Flex More ECU PINOUT Components: ECU Modules Repair Pinpout…

6 days ago

How to Repair Deutz EMR3 SPN 523562 Trouble Code

Error description INJECT. PERIOD ZYL.2 Begin of injection of cylinder 2: the ECU can not…

7 days ago

How to Remove Main Fuel Tank for CLAAS AXION 950 Tractor?

Here is the instruction show you guide on how to remove main fuel tank for…

1 week ago