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Showing results for tags 'loss of power'.
Hi guys So I have an altezza with the 3sge beams, pnp g4 altezza link ecu and greddy tdo4 turbo kit. Was currently running on a turbosmart wastegate actuator with 7psi spring, tuned at 9.3psi for the last 3 years with no issues. (Was never sure how it managed this with no boost control on a 7psi spring but worked perfect) On my last track day the car suddenly dropped to 7psi boost and would not boost higher and felt sluggish. I initially though boost leak etc. Found a few and now passes boost leak test perfect. Fitted a new actuator spring and wired in a link boost solenoid. My tuner on the hu