Ok, cheers for the info..
I'm seeing 92 or there abouts on the sec's for water.. - brand new loom if that is going to make any difference to what the ecu is seeing...
What level do the fans come on? - can't remember cry:

Mike - sounds about right - I see 3 bar at idle fuel, and have seen peak at just over 5 (i think it was) was boost was 1.2 bar.. In differential mode it generally reads 4bar..