Thread: Blown engine
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      08-03-2018, 01:36 PM   #100
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Quote:
Originally Posted by C-los View Post
The problem with this cat is either:
a) the tune didn't notify him of the failure due to cel suppresion
Wouldn't excess unburned fuel cool the cat?

E.g. when the EGT sensor detects the exhaust gas is getting too hot, the ECU causes the car to run richer, to cool the cats and extend their life.
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