EASY DIY: 2017-2023 Mercedes E-Class E450 (W213) Main Battery Replacement

Quick walkthrough on how to change the main 12V battery in a Mercedes W213 E450. This process is identical for the E300, E350, and E400 models from 2017-2023. Pro Tip: Make sure your windows are rolled up and the sunroof is closed before disconnecting, and NEVER let the positive terminal touch the chassis! In this video: Hood service position trick. Removing the air intake/filter box. Proper terminal sequence. Discussion on Battery Registration (Do you need it?). Modern Benzes are packed with electronics, and a dying battery can cause "Stop Vehicle Leave Engine Running" messages or erratic sensor behavior. We’ll show you exactly how to access the battery, the tools you need, and how to maintain memory settings so you don't lose your presets. Key Specs: Battery Type: AGM H7 or H8 (Check your specific build!) Tools Needed: 10mm socket, 13mm socket with extension. If this saved you a trip to the shop, hit that SUBSCRIBE button for more W213 maintenance guides! Don't forget to LIKE and COMMENT if you have questions about your E-Class! #MercedesBenz #E450 #W213 #CarMaintenance #DIY