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1. 

   Fuel smell

   Basically use an infrared thermometer. You want to see a difference in temps between the front and rear of the cat. If the cat is the same temp front to back it is toast. https://metertestlab.co.uk/how-to-test-catalytic-converter-with-infrared-thermometer/

   • Words: 46
   • leonard_nemoy
   • Post #19
   • Jul 20, 2022
   • Forum: 80-Series Tech