Posted by Dave HillDave Hill
on August 10, 2009, 9:26 pm, in reply to "Re: Toyota Avensis 2.0VVTi 2004 - Cat efficiency, codes P0136 and P0430 #"
Hi Kev
Are these heat shields now crucial for efficient catalyst light off? I thought they were just fitted to stop dry grass from catching fire & roasting unfortunate hedge hogs. 
Cheers
Dave
