I am currently going through this same problem, I installed a boost gauge just to be sure and it confirms that I am losing boost as soon as that last light comes off, boost drops with it. From factory its 9psi and I am getting that and just as Giannis said around 5k it drops to about 5-6psi.
Glanza boost issue
in Intake, Turbo & Exhaust
Posted
I am currently going through this same problem, I installed a boost gauge just to be sure and it confirms that I am losing boost as soon as that last light comes off, boost drops with it. From factory its 9psi and I am getting that and just as Giannis said around 5k it drops to about 5-6psi.
Please any suggestions.