having problems with my avcr its was set up to run a 1.1 bar at 50% duty with a ext wastegate was running fine till i drove it last night it would only make .7 bar so i checked all the vac lines and checked for boost leaks and found nothing so i turned the duty up to 90% and it only made 1.2 bar would i be right in saying the solinoid is playing up?? cheers jay