View Full Version : 1.9 tdi 'popcorn'
radb02
11th April, 2013, 09:12 PM
Could anyone offer any help or advice on how to make a 1.9 tdi vag make the 'popcorn' noise as seen in the youtube video below? Sounds awesome :laugh:
Heres the original file
192083
tdi revlimiter (popcorn) - YouTube
(http://www.youtube.com/watch?v=OacVDV3a3xM)
bondiblu
11th April, 2013, 09:50 PM
I'm sure this is very health for the engine ;)
Done with TL, cut fuel top end in a very short rpm range.
ominimicu
11th April, 2013, 10:41 PM
goshhh....dont do that. that nice sound will cost you a lot.
you should give a very small amout of injection on the final rpms.
radb02
11th April, 2013, 10:53 PM
These pd lumps take some abuse.....im sure it will cope ;)
J_amb_o
11th April, 2013, 11:05 PM
That is one badly tuned car!
pablo1971
11th April, 2013, 11:11 PM
I'm sure this is very health for the engine ;)
Done with TL, cut fuel top end in a very short rpm range.
so on the launch map....you adjust the rpm axis-and make the rpm closer.192108
spawns3
11th April, 2013, 11:17 PM
This ecus turn off the main injector at 5300rpm , so if u put the max IQ u want to the end of the axis , the car will cut like this .
pablo1971
11th April, 2013, 11:25 PM
so if i understand this right...the fuel is cut by the torque limiter first,before it reaches the max rpm on launch map.
bondiblu
11th April, 2013, 11:26 PM
Don't need to use in-gear torque limiter (launch control map") can be done with the 21X3 torque limiter.
You want to cut the fuel suddenly in just a few RPM for example at 4200rpm you have 50mg, and 4202rpm
you have 0mg. Modify the axis data. Try a few different things to get the desired effect.
For me, I won't be trying it lol
spawns3
11th April, 2013, 11:36 PM
The IQ value is only a example . Change it for the value u need .
192110
U only need to do this the car will cut at 5300rpm by him self
radb02
11th April, 2013, 11:36 PM
Good party trick though......never heard a diesel pop like a tuned petrol before today ;)
pablo1971
11th April, 2013, 11:38 PM
urm,i will give this ago,but dont sound too good...:laugh:
bondiblu
11th April, 2013, 11:49 PM
Another example if you don't want to rev the engine too high
spawns3
11th April, 2013, 11:52 PM
Another example if you don't want to rev the engine too high
Or just find the single RPM Limiter to turn off the injectors and change it for the RPM u want.
Here some popcorns AMMOTORSPORT AJ Power no music!!! - YouTube (http://www.youtube.com/watch?v=DZir33BIhfA)
bondiblu
11th April, 2013, 11:55 PM
Or just find the single RPM Limiter to turn off the injectors and change it for the RPM u want.
Here some popcorns AMMOTORSPORT AJ Power no music!!! - YouTube (http://www.youtube.com/watch?v=DZir33BIhfA)
Good suggestion :)
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