kildare scooby

i was driving around yesterday and the car was running fine but then the boost shot up to over a bar it usually peaks at .8 it has an open neck downpipe and blitz nurspec r cat back and a blitz sus induction kit today it happened a few times again the boost even hit 1.5 bar at one stage
anyone any ideas

gatecrasher3

Check that a pipe hasn't become disconnected on the solenoid. Mine did that.

kildare scooby

all pipes are on and it happens at any time like one minute ts grand then it overboosts like mad