de-cat problem dash light on??

[gussy]

have got type r 54 plate. fitted de-cat pipe and dash lights on.
can anyone help how to solve problem?

 

[pgarner]

yup refit the original cat or remove the bulb from the dash

you might be able to hunt down a sleeve to put the lamba sensor in this should prevent it becoiming damaged outside the exhaust

 

[obi_waynne]

Decats play havock with modern ECU's. It also technically means the car is unlawful to drive if it is not complying with emissions.

A sports cat is the answer really if you want the decat power gains without the hassle.