1. Aug 6, 2016 #1
   

   Danny1turbo

   I have just brought a f1 that has a decat on then remapped so there is no engine light on if i was to put the cat back on would it put the engine light on if so would i have to remap it again

    
3. Aug 6, 2016 #2
   

   S4BiT

   If the rear o2 sensor check is disabled with the remap then theres nothing to come back when you install the cat again.
   
   Sent from my SM-A300F using Tapatalk

    

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