2nd Generation Specific (1986-1992) 1986-1992 Discussion including performance modifications and technical support sections.

Clogged Cat? How do I tell?

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Old Jun 15, 2004 | 12:14 AM
  #1  
kel's Avatar
kel
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24 yrs driving 2nd Gen RX
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From: A Mile Closer to God (Denver)
Clogged Cat? How do I tell?

My '87 TII has symptoms of clogged cat - as well as other possible causes.
mainly, no power with excessive throttle, doggs down at 4000 rpm, overheats.
I understand from searching that there are a bunch things that can cause these problems.
How do you confirm or eliminate the cat(s) as the problem?

- k -
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Old Jun 15, 2004 | 12:22 AM
  #2  
nyc_scorpio's Avatar
R.I.P. Monte Negro FD
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From: NYC & Davie, FL
if the cats are clogged, at night time drive, if you peer under and see them red hot, they are clogged. also, place your hand near the exahust, feel the back pressure. you should be able to tell . our cars have a strong back pressure, if your aint to strong, well get those bad boys removed
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Old Jun 15, 2004 | 12:26 AM
  #3  
The Spyder's Avatar
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From: Oregon
Any exhaust shop will through it up on the lift and tell ya for free.
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Old Jun 15, 2004 | 01:24 AM
  #4  
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From: San Fran-Mateo
Yea just take a gander at them after a night time cruise.
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Old Jun 15, 2004 | 01:39 AM
  #5  
kel's Avatar
kel
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24 yrs driving 2nd Gen RX
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From: A Mile Closer to God (Denver)
Thanks, Gang! I'll let you know what I find after dark tomorrow.

- k -
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Old Jun 15, 2004 | 01:40 AM
  #6  
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From: San Fran-Mateo
Just give it a few redline revs right now. Neighbors love that.
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