TT Quattro Coupe L4-1.8L Turbo (AWP) (2001)
-
Select Diagnosis function "04-Basic settings".
CAUTION!
Use a second Technician when performing the following road test!
-
Input 204 on keypad to select "Display group 204".
^
Road test vehicle at full load between 2500 and 4000RPM in 3rd or 4th gear.
-
Select "Q" button to confirm.
-
If channel 2 (black arrow) is more than 70mbar higher than channel 4 (white arrow):
-
Check for air leaks in pressure side air duct using VAG 1687 Diagnostic Tool as outlined in Technical Bulletin Group 01 Number 01-01 dated Oct.