New catylitic converter still have warning light

mkrowlatt71

Active Member
Mar 27, 2018
31
4
Hi guys, just fitted a new cat after getting rid of the decat. Had check engine light on due to the decat. Erased old fault code and after about ten minutes of driving the light has come back on. Any ideas. Tia.

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tanto

Active Member
Oct 16, 2016
106
25
could be a faulty o2 sensor read it for the codes and see what it says
 

Andrewwright

Turbo lover
Aug 16, 2016
1,567
224
Peterborough
Hi guys, just fitted a new cat after getting rid of the decat. Had check engine light on due to the decat. Erased old fault code and after about ten minutes of driving the light has come back on. Any ideas. Tia.

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What made you remove the decat?

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