r/R53

▲ 1 r/R53

Any intakes that promote supercharger whine but don't whistle?

I have the DDM intake with the pleated filter. It sounds amazing at WOT, but at part throttle there is a highly annoying whistle from the intake (in addition to the whoosh, for lack of a better term, that is present through the rev range).

Does anyone have experience with an option that has more supercharger whine than stock, but doesn't whistle at part throttle? Or are those things inevitably linked?

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u/craichead — 21 hours ago
▲ 65 r/R53+2 crossposts

Happy 194000 🥳

You act crazy sometimes…but I still love you lol.
Scuttles installed for the occasion. 😎

u/Level-Diamond-4181 — 1 day ago
▲ 34 r/R53

3d printed airbox update

24 hours print, it locks into the stock box lower section. Fully open rear port to the brake master cylinder area which is open to the top. I had someone ask for a inverted scoop for that too so that'll be a future scan/print project.

I have the box on cults, same link as the previous 3 designs that are not open to the back

https://cults3d.com/en/3d-model/various/r53-airbox

u/mrblahhh — 2 days ago
▲ 15 r/R53

Fitment

Anybody fitted this hood before? How much "trimming" is required?

u/mindfulvet — 2 days ago
▲ 234 r/R53+1 crossposts

Some shots of my R53

Still looking for a nice place for some proper pictures around Berlin. If anyone knows something hit me up 😬

u/normanbln — 4 days ago
▲ 11 r/R53

Injector swap success

G’day fellas!

Wonderful day to work in the car. Swapped out the old 330’s for some 367cc bosch ones. Slightly higher flow and a four hole spray nozzle instead of two. Ev1 connectors so no pigtails needed.

Car started up and ran rough for 20sec untill the ECU adapted, after that; silky smooth.

ECU works as expected, pulling fuel at moderate load to conpensate for the larger injectors.

A sucessful mod on a nice day! Hope your day is as good as mine 🤗.

Cheers
//N

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u/wackawonka — 5 days ago
▲ 4 r/R53+1 crossposts

LIMP MODE HELP💔

My 2006 R53 has 110,000 miles on it.

The symptoms are:

- P1237 (Pressure sensor, intake manifold before compressor input low) comes on with the engine light when driving normally.

- When pushed harder, P1688 (Electronic throttle monitor ring level 2/3 air mass calculation error) comes on and the car goes into limp mode, almost stalling. Well at one point it felt like it.

- It can turn on and off fine but once you let it cool down overnight it has trouble starting. However, once warmed up it starts up fine.

Any help or ideas to what could cause this

I was thinking maybe it’s a vacuum or boost leak or MAF or MAP sensor malfunction

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u/Playful_Mastodon_404 — 5 days ago
▲ 10 r/R53

Oh boy I dun’ fucked up

Not looking forward to trying to fix this. Don’t even know where to start.

u/Startinezzz — 5 days ago
▲ 22 r/R53

Update 2: Side quest Subframe (R52S rebuild)

While the engine block was at the local machine shop I dropped the front subframe and replaced all the ball joints, tie rods and bushings. Damn, those bolts are on tight!!

Removed some rust and repainted the stabilizer and control arms plus regreased the steering rack and put new boots on it. Plus I cleaned up the rest of it.

It's funny, my friend Rambler Dan doesn't understand why I clean the auto parts before reinstalling. I like it looking clean going back together, like I've accomplished something. He figures they'll just get dirty again.

So .... Who's right?

u/SignifigantNoise — 5 days ago
▲ 10 r/R53

Has anyone gotten anything from here ?

They seem to sell plenty of mini parts on ebay.co.uk. Do they sell good parts ? The 100% positive feedback on almost 90k items sold looks a little weird to me.

u/viking10100 — 5 days ago
▲ 24 r/R53

best spacers for good fitment on S spokes?

im thinking of getting some spacers because I would like the wheels to sit more flush with the fenders. seems like most people were saying 12mm but I don't know if thats for these wheels or not. I'm on stock suspension. I also still want it to handle good.

u/Lukksia — 5 days ago
▲ 17 r/R53

Brand new FL Key and paring

Hi guys, bought a brand new FL Key from BMW, world like a Charm, was still available here (UE)

To pair it with the car I just had to :

  1. put the Key in (everything closed) put the ignition
  2. take it off
  3. immediately press on the unlock and while pressing press 3 times on the lock
  4. the car will lock then unlock

If not working try inverting lock/unlock

If you have already too many jets paires you may need BMW to erase some of them

u/carottesanscoeur — 6 days ago
▲ 4 r/R53+2 crossposts

Airbag light on

Hey guys,
I have an 2011 mini one and my airbag light came on a few months back. At first I could reset the code but it came back after a day or two. Now it comes back immediately. It says occupancy sensor communication fault passenger side. I don’t have money to buy the replacement part at the moment and my car need his TÜV (im from Germany, I don’t know if other country’s have the same thing).

I watched some videos and they said the telltale light saying the passenger airbag is off should be always on if there is no one in this seat. It never did that tho.

Could that be an indicator something else is going on? I already exchanged the fuse in slot 16.

Any ideas to fix it without buying the new part?
Is there something else I could try?

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u/Helpful-Box5586 — 5 days ago
▲ 2 r/R53

Wavetrac LSD street manners?

I’m considering installing a Wavetrac LSD while I have my R53’s motor out. For those of you running one, how does it act on the street while daily driving? Is it noticeable during slow speed, tight turns?
Is it still smooth or lurchy, jumpy while torque tries to transmit to each tire?
Have you noticed the front end trying to push when turning on wet roads like the diff is locked?
My only experience with lockers and LSDs is with rock crawlers and I wouldn’t want that for a daily driver.
Thanks for your input!!!

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u/shell1ton — 6 days ago
▲ 8 r/R53

Water/meth nozzle placement?

Anyone who has installed a w/m kit, where did you put the nozzle and why? Obviously after the ic on the horn, but where on it.... I've read that it's best to have the spray 90deg to the airflow, but I've also seen ppl spray towards the intake.

I was thinking of putting it behind the horn (1st pic) rather than on the side (2nd pic). Would be slightly more stealth too...

u/Happy_Ishtar — 6 days ago
▲ 1 r/R53

Mystery slow leak, thermostat housing?

Hey all, I've recently have been dealing with some strange issues. A month ago my r53 smelled incredibly hot (along with the cel and eml light being on which has been coming on here and there prior, so much so I was sure it was going to blow up on my way home. Got it to a shop and they said I was low on coolant, but they said it was due to a bad pcv valve.. (hmm)

Fast forward to two weeks ago, I was leaving to run errands and I had two pretty sizable puffs of white smoke come out of the tailpipe and it left residue on my window that made me have to use the rear wiper. A week after, I was out doing errands again and both lights came on. Smelled coolant a little bit, then when coming to a stop light on the way home, I noticed a trail of white smoke trail up to the front of the car from the back. I took it back to the same shop and he said he ran a combustion test three times and it came back okay. He told me just because it didn't do it for him doesn't mean it won't, drive it and keep an eye on it.

Thoughts? Car seems to run just fine and did prior. Ran across something about a bad thermostat housing, could that be it even though my temp gauge never moved from center??

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u/SaltFun6310 — 6 days ago
▲ 29 r/R53

Will an r53 hood fit inside an r50 literally inside of the car

u/Oh_Medicine — 8 days ago
▲ 2 r/R53

Fuel leak advice

Does anyone perhaps know the part in the image (ignore the wires, it was a quick fix before a long journey)

I have a fuel leak on my R53 when the ignition is primed. For more context this is under the supercharger intercooler.

u/FloatingPaddle12 — 8 days ago