So after boost pressure test(no leaks) vacuum line leak test(no leaks) bpv valve vacuum test(held vacuum) wastegate diaphragm test (actuated...

03 A4 1.8t Underboost p0299

03 A4 1.8t Underboost p0299

03 A4 1.8t Underboost p0299

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So after boost pressure test(no leaks) vacuum line leak test(no leaks) bpv valve vacuum test(held vacuum) wastegate diaphragm test (actuated with substitute psi) replacing pcv valve and triple checking all hose clamps my comp is still throwing p0299low boost dtc, idk what’s left to do any helpful advise is appreciated thanks


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