67 05 Checking And Adjusting The Bypass Flap Control Boxes On The Turbocharger; Check And Adjust (Cylinder Bank 1 − 3); Test - Porsche 996 TT Repair Manual

21 67 05 Checking and adjusting the bypass flap
control boxes on the turbocharger
Check and adjust (cylinder bank 1 − 3)
Check and adjust (cylinder bank 4 − 6)
Item Designation of the special tool
A Dial gauge holder VW 387
B Tester 9160/1
C Pressure gauge 9103/2
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Check and adjust (cylinder bank 1 − 3)

Test

1. Raise the vehicle at the prescribed jacking points.
2.

21 67 05 Checking and adjusting the bypass flap control boxes on the turbocharger

Explanation
Use boost pressure gauge from 944 Turbo
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