I'd solve it before doing the new turbos if I were you

Changing other parts now will only cause more uncertainty

 

What made you change the battery?
Did it need replacing anyway?

 

My guess is one of the two Variocam brackets is broken. They tend to break right at the edge of the mounting screw making it hard to spot when the plugs are being changed. Brackets are around $15 or so from Sunset although labor is like replacing the plugs.


Crap I just got flashing check engine light

Ronny's Porsche 911 Blog

 

Good theory.. will check this

 

Any update? Curious what you figured out.

 

after getting the new turbos fitted, and all new boost hoses and injectors and 1 bar actuators and new coils etc i was confident the issue would of gone...

Uploaded the map and went for a drive but the issue still remained

i put my old maf in which i suspected was faulty all those months ago and bingo ! the problem went away !! v strange