O2 Sensors Replacement for Beginners | BMW 335i E90 E92 | How To Access, Change, Swap All 4

Here is an overview of how to access all 4 oxygen sensors for our cars. There are some tips, best practices, and advice for absolute beginners. I also was able to replace the downstream O2 sensors without removing the downpipes. Good luck If this helped you out, SUBSCRIBE and support! Thank you 🙃 PARTS I ORDERED: (Rear O2 sensors) Bosch Universal Splice O2 kit (downstream x2): https://amzn.to/3VJk8tO (Front O2 sensors) Bosch Wideband Bank 2 (cylinders 4-6) (upstream) : https://amzn.to/3vHefCI (Front O2 sensors) Bosch Wideband Bank 1 (cylinders 1-3) (upstream): https://amzn.to/3PMKnLV This specific build is the Pre-LCI 335i BMW E92. However, it should retain most information (if not all) for all models with the N54 block. Bosch Splice Kit (Downstream) How To Video:    • The Best Way to Splice A Universal O2 Sens...   TOOLS I USED: There are tools required or ways around them as well. O2 SENSOR SOCKET - https://amzn.to/3UZ8G9V 3/8 SOCKET DRIVER - https://amzn.to/3UDJ56m METRIC SOCKET SET IS GOOD TO HAVE (BASIC MEDIUM SIZED) 8MM-19MM - https://amzn.to/3AbKRDG 22MM OPEN END WRENCH (or adjustable crescent wrench) - https://amzn.to/3EGxnmh 3/8” or ½” BREAKER BAR (IF YOU DON’T HAVE AN IMPACT GUN) - https://amzn.to/3g3H7NP JACK AND JACKSTANDS X2 (buy these locally) I used Husky stands, and the cheapest jack is Harbor Freight $100 LARGE FLATHEAD SCREWDRIVER - https://amzn.to/3ttjvFd SMALLER FLATHEAD SCREWDRIVER (TINY ONE FOR PLUGS) - https://amzn.to/3AexSBf 16MM OPEN END WRENCH (OR POSSIBLY AN E20 WRENCH WOULD DO) - https://amzn.to/3UU4KHl 3/8 EXTENSIONS 6” AND MAYBE LONGER - https://amzn.to/3ExGTb6 3/8” SWIVEL JOINT (POSSIBLY) - https://amzn.to/3O8t4Tv E TORX SOCKET SET (BASIC SIZES) E10, E12 used (An awesome cheap Etorx set that I’ve used forever) - https://amzn.to/3AeGjMO PB BLASTER (OR WD40) - https://amzn.to/3EbFvtv TORQUE WRENCH 3/8” - https://amzn.to/3hAUEN3 12MM DEEP SOCKET (POSSIBLY) - https://amzn.to/3hFFRAP Common O2 sensor codes may be related to heater circuit issues, signal issues, and temp readings. Codes may be related as follows: 2C9C, 2C9D, 2C9E, 2C9F (heater circuits) and 2C3D, 2C3E, 2C7B, 2C7C, 2CAA, 2CAB (signal and temp faults). Generic OBD codes may also be related, such as: P0171 (too lean, bank 1) and P0174 (too lean, bank 2) More BMW Videos: How to Change the Pulleys and Replace the Belt:    • How to Change the Pulleys and Replace the ...   How to Change the Valve Cover Gasket and PCV Valve:    • How To Replace Your Valve Cover Gasket | B...   Install a 12.3” Android/Apple In-dash Multimedia System DIY:    • BMW ANDROID 12.3" MULTIMEDIA NAVIGATION SY...   Review and Walkthrough of AvinUSA 12.3” Multimedia System:    • Review of the BMW 12.3" Android Multimedia...   How to Replace Your Windshield Trim/Seal:    • WINDSHIELD MOLDING/SEAL/TRIM REPLACEMENT D...   How to Replace Your Ashtray w/ Sunglasses Holder and New Plug:    • BMW E90 335i 328i Ashtray to Sunglasses Ho...   How to Replace Your Headlight Bulbs:    • BMW Headlight Bulb Replacement DIY TUTORIA...   How to Replace Your Headlight Bulbs Rapid 1 min Guide:    • Change Your BMW's Headlight Bulbs | RAPID ...   Top 5 Safety Equipment Items for BMW Drivers:    • BMW OWNERS | TOP 5 SAFETY EQUIPMENT ITEMS ...   335i Logic 7 Sound System Upgrades Overview:    • BMW Upgraded Surround Sound System Overvie...   THIS VIDEO IS FOR THE N54 ENGINE WHICH COVERS THESE VEHICLES: 2006-2010 BMW E90/E91/E92/E93 335i 2007-2010 BMW E60/E61 535i 2007-2010 BMW E82/E88 135i 2007-2010 Alpina B3 2008-2010 BMW E71 X6 xDrive35i 2008-2012 BMW F01 740i 2009-2016 BMW E89 Z4 sDrive35i 2010-2013 BMW E92/E93 335is 2010-2013 Alpina B3 S 2011-2012 BMW E82 1-series M-Coupe 2011-2016 BMW E89 Z4 sDrive35is 2012-2013 Alpina B3 GT3 TIMESTAMPS: 0:00 Quick tips on the overall process 1:08 Basics for Beginners 1:34 Step 1 – Remove the cowl 2:05 Step 2 + 3 – Remove the engine cover and under panel 2:26 – DOWNSTREAM O2 Sensors Removal 7:25 – UPSTREAM O2 Sensors Removal Note: I may make a small commission off certain links, but it's absolutely no cost to you. Thanks for the support 🙃