O2 sensor bypass and relocation DIY with pics - E46 Fanatics Forum
Jul 11, 2009 · The O2 sensor harnesses are ready to be re-installed on the main engine wiring harness (without the sensor connected), and routed to the "drug bin." Take the O2 sensors you have cut from …
Bypassing post-cat O2 sensors easy? How do they work...
Jun 9, 2015 · So, after 331K, the post-cat O2 sensors are finally throwing faults (surprisingly, in unison) in my 325Ci. Firstly, can I safely assume that the post-cat sensors on an E46 have no effect on …
How to bypass the second o2 sensor - Automotive Forums .com
Mar 5, 2005 · you cant bypass the o2 sensor, because the ecu needs the readings from the o2 sensor. you can tell the ecu that it is running properly with an o2 sim. the only symtoms you'll get is a CEL …
MS42 EWS delete - E46 Fanatics Forum
Jan 26, 2022 · This also allowed me to do other stuff with my e46 like the secondary air pump delete, post cat o2 sensor delete, and change my RPM limit. Will plan on doing a 330i intake manifold swap …
o2 Sensor Bypass? - Car Forums and Automotive Chat
Sep 25, 2007 · o2 Sensor Bypass? 3000GT/Stealth Car ForumsOk so i have a slight problem with my 1997 3000gt VR4. I bought it a year ago in July 06 and everything was perfect for being a car that is …
DIY: build your own O2 simulator - E46 Fanatics Forum
Feb 4, 2011 · How to build Your Own Oxygen Sensor Simulator The rest of the page shows how to build an oscillating signal generator with just the right frequency and voltage to fool the ECU. It is based on …
CATACLEAN: Does it affect O2 sensors while in use?
Sep 13, 2018 · But i wonder. Does the presence of CATACLEAN in the fuel have any impact on the O2 sensors while conduction this kind of test.? After all, the point of CATACLEAN is to clean the O2 …
DIY: Post-cat O2 (oxygen) sensors replacement (w/pics)
Dec 24, 2010 · I've done post-cat O2 sensors replacement today. Took me about 3 hours total, but I wasn't in hurry and did everything slowly, to make sure I do not screw up anything. First of all, …
O2 sensor bypass and relocation DIY with pics - E46 Fanatics Forum
Nov 8, 2012 · anybody else having o2 sensor heater and secondary air readiness not setting after this mod (no fault codes though)? I'm think of re-attaching the o2s and see if the car will set readiness for …
O2 sensor bypass and relocation DIY with pics - E46 Fanatics Forum
Jul 2, 2006 · +1!!!!! wreckless' diy is the best for o2 sims, by far! very easy to follow directions and as simple as can be. i've driven over 2000 miles with absolutely no o2 sensor related codes. thanks, …