BMW Rough Idle & Poor Acceleration - Found & Fixed

In this video I talk through an E90 BMW with the N46 Engine that presented running rough and had a bad hesitation under acceleration.
I explain the process and steps I used to find and fix this fault.
Fault codes stored were :
P0300 Code: Random or Multiple Cylinder Misfire Detected
P0301 Code: Cylinder 1 Misfire Detected
P0134: O2 Sensor Circuit No Activity Detected (Bank 1, Sensor 1)
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Tool options that I recommend and use. www.amazon.co....
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Disclaimer:
GerardBurke is a qualified motor technician who has completed modules & courses in manual handling and all aspects of workshop safety. These videos are not intended to be used by anyone who is not trained and or qualified to carry them out.
Due to factors beyond the control of GerardBurke, I cannot guarantee against improper use or unauthorized modifications of this information. GerardBurke assumes no liability for property damage or injury incurred as a result of any of the information contained in this video. Use this information at your own risk. GerardBurke recommends safe practices when working on vehicles and or with tools seen or implied in this video. Due to factors beyond the control of GerardBurke, no information contained in this video shall create any expressed or implied warranty or guarantee of any particular result. Any injury, damage, or loss that may result from improper use of these tools, equipment, or from the information contained in this video is the sole responsibility of the user and not GerardBurke.
#BMW #RunningRough #P0134

[@MiracleMAX]

You can't beat 'swaptronics' for a quick diagnosis! 😉👍

[@GerardBurkeBurkesGarage]

It's a cheap and effective test everyone can use. Swaptronics for the win :)

[@allmech_BMW_fault_finding]

Another top video Gerard and nicely explained. Seen alot of these but you can bet there will be loads who haven´t.

[@GerardBurkeBurkesGarage]

Thanks mate

[@pmartinisixx]

Excellent Gerard, had the same problems, all sorted thanks to your video, done the vanos solonoids etc, plugs coil packs, almost there, then the sensor was the last thing. Cheers from Australia. Great work Gerard, love the way you add all the technical data.
🙏

[@noelconnor8539]

Hi gerrard how much is the scan tool ,there are so many types on display & so confusing its brain bursting ,,,what model would you please advise

[@martinfinbarscully4924]

Outside temp 30oC , is that correct ?
Good video Thanks

[@GerardBurkeBurkesGarage]

Thanks Martin,
Yes the temp is correct. Australia has some very high temps :)

[@dydrianfyzo6159]

I got a e46 with n42 1.8 manual and it revs for itself to 1800 rpm and back to idle, when it starts to rev up I get it a bit of car and it revs and drop back before repeating the cycle…please help

[@patkelly7999]

Great job Gerard, Thank You👌👍🙏😎☘☘

[@GerardBurkeBurkesGarage]

Thanks Pat 🙏🙏
Much appreciated 🙌🙌