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Catalytic Converter Failure: Bad for Turbo?

 
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smith2
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Post22-05-2005, 13:59    Subject: Catalytic Converter Failure: Bad for Turbo? Quote

Hello everyone,

Due to a rattling catalytic converter, it was removed by being 'knocked out.'
A new one will be installed soon.
Until then, the vehicle still needs to be driven for a while. What do you think - is this fatal for the turbocharger due to the lack of back pressure???!!!??
It's a 1997 Volkswagen Passat B5 with an 81 kW engine and automatic transmission. That's all the information available.

Thank you for your help.
cu smith2


Translated on 08-09-2026, 2:41.
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guste100
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Post22-05-2005, 14:18    Subject: Catalytic Converter Failure: Bad for Turbo? Quote

Search function rocks!

No, it is not harmful.


Translated on 08-09-2026, 2:42.
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T3Surfer
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Post29-05-2005, 22:12    Subject: Catalytic Converter Failure: Bad for Turbo? Quote

Nothing is happening, except that the exhaust emissions are getting worse.
Warning: Driving without a valid vehicle registration sticker may be considered tax evasion!
"Hey, who's deliberately removing the catalytic converter? Not even the TÜV inspection or emissions test would catch that."
NA,Gehörlose wie ich können auch Schrauben! Ihr HÖRT ich FÜHLE! T3 TD EX-JX Jetzt 1Z mit 122PS und Renaultgetriebe Golf II TD Bj 84 512Tkm Passi 35I 1Z 468Tkm--> Seat Toledo AHF-- Toledo ARL 477Tkm mit Spritspartuning icon_wink.gif 99er T4 Syncro-Cross 100800km grad eingefahren


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cksIT
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Post13-06-2005, 7:35    Subject: Catalytic Converter Failure: Bad for Turbo? Quote

Hello,

How long has the cat been gone?
A friend of mine emptied the cat (likely referring to a catalytic converter) and then inserted a pipe. He said it was because of the noise. Is that true, or is he mistaken?
As far as I can see, you've just taken everything out.
Will that make it much louder?


It definitely improved the performance somewhat, although I'm not sure if it was due to the faulty catalytic converter or if it always provides that level of performance.
Man muss es nicht brauchen, aber man muss es haben!


Translated on 08-09-2026, 2:43.
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Post13-06-2005, 7:42    Subject: Catalytic Converter Failure: Bad for Turbo? Quote

Okay, I just read about the performance issue. It seems that problem has been resolved; it was due to a faulty catalytic converter.
Man muss es nicht brauchen, aber man muss es haben!


Translated on 08-09-2026, 2:44.
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