I am fbo with inlets outlets fully catless walnut blasted 5k ago new injectors and plugs 15k on hpfp and turbos and now my wgdc is high.
Could this be boost solenoid aka pressure converter I changed one 10k miles ago because was...
I've been having this weird issue for about a month now.
Symptom: Spool will slow and boost strays far from target. For some reason, the car defaults to the WGDC base value and PID doesn't intervene. Seems like some sort of limp mode (no codes or CEL).
Cause: This usually happens after...