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-   -   Exhaust valve don't open [fixed] (https://g87.bimmerpost.com/forums/showthread.php?t=2007865)

Crazy One 04-10-2023 10:35 AM

Exhaust valve don't open [fixed]
 
Hi,
It looks like exouse valve on my 240i is stuck closed.
After putting it in sport plus should it open at once or after some time?
After driving 50km in sport mode the right exouse pipe is cold (compared to the left one).

Is the any obd2 tool that can diagnose this?

ZM240i 04-10-2023 12:00 PM

My answers are for a 2023 US-Spec with iD8. *Poland might be different.*

Quote:

Originally Posted by Crazy One (Post 30020282)
After putting it in sport plus should it open at once or after some time?
At once and you can actually hear it open, if you pay attention.

Is the any obd2 tool that can diagnose this?
You can physically look at the valve flap and tell if it's open or not....a flashlight helps too.


ryo- 04-10-2023 12:48 PM

I would check the iDrive settings and make sure the sound setting is set at "depending on drive mode" instead of "reduced" or whatever it is

Crazy One 04-11-2023 01:11 AM

Quote:

Originally Posted by ZM240i (Post 30020584)
My answers are for a 2023 US-Spec with iD8. *Poland might be different.*

I have 2023 iDrive8 EU specs.

ZM240i 04-11-2023 11:52 AM

Quote:

Originally Posted by Crazy One (Post 30020282)
After driving 50km in sport mode the right exouse pipe is cold (compared to the left one).

Did you check the valve flap while the engine was still running? Use a flashlight to spot it easier ......and don't inhale the fumes :D

Crazy One 04-11-2023 11:54 AM

Quote:

Originally Posted by ZM240i (Post 30024230)
Did you check the valve flap while the engine was still running? Use a flashlight to spot it easier ......and don't inhale the fumes :D

Yes, on the running engine in parking and in neutral.
Valve is closed on the right side - I can see it inside.

ZM240i 04-11-2023 11:58 AM

Bummer! :sigh:

I would assume:
1). Something is defective - time to visit the service dept.
2). Spec'd that way - which I doubt....

Good luck and keep us updated :)

Xspeedracer 04-11-2023 02:59 PM

Would this be the exhaust valve totally spelled wrong lol

Rdurty2 04-11-2023 03:28 PM

Quote:

Originally Posted by Xspeedracer (Post 30024967)
Would this be the exhaust valve totally spelled wrong lol

Nope. It’s the exouse valve. You don’t have that option?

apez 04-11-2023 04:48 PM

Quote:

Originally Posted by Rdurty2 (Post 30025057)
Nope. It’s the exouse valve. You don’t have that option?

I optioned mine with an excuse valve I can open up to justify spending money on a depreciating asset.

Crazy One 04-13-2023 06:43 AM

Quote:

Originally Posted by Xspeedracer (Post 30024967)
Would this be the exhaust valve totally spelled wrong lol

Well, this is quite embarrassing. But if you can, go for both options next time.

As to the valve it self, the "iconic sound" option must be on. I was sure this is artificial sound from the speakers so I turnd it off.
For a bad news, for a last month I was driving with the valve closed. The sound difference is quite big, so I suggest for every one to heve this option checked.

ZM240i 04-13-2023 01:34 PM

Quote:

Originally Posted by Crazy One (Post 30030496)
As to the valve it self, the "iconic sound" option must be on. I was sure this is artificial sound from the speakers so I turnd it off.
For a bad news, for a last month I was driving with the valve closed. The sound difference is quite big, so I suggest for every one to heve this option checked.

For a US-Spec iD8 car, you don't need "Iconic Sounds" on to get the valve flap to open.

Crazy One 04-13-2023 02:09 PM

Quote:

Originally Posted by ZM240i (Post 30031725)
For a US-Spec iD8 car, you don't need "Iconic Sounds" on to get the valve flap to open.

That was the thing that mislead me.
I was sure iconic sound is the one from the speakers.

Good that I figured it out now.

ZM240i 04-13-2023 04:20 PM

Quote:

Originally Posted by Crazy One (Post 30031845)
That was the thing that mislead me.
I was sure iconic sound is the one from the speakers.

Good that I figured it out now.

That's interesting. I wonder if all Euro-Spec G42s do this. :confused2

JoseSportM 04-27-2023 10:12 AM

i have an 2023 id8 g42 and on sport plus the valve is open and you can hear it, by pressing between different modes, opening and closing


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