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Home >> Volkswagen >> 2004 >> GTI Base, Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 43 (Turbocharger, G-Charger - 1.9L TDI - AAZ, 1Z, AHU (A3 Platform)) >> Turbocharger, G-Charger >> Turbocharger system components, servicing >> Engine codes: AAZ, 1Z, AHU

Engine codes: AAZ, 1Z, AHU

WARNING: This page is about a different car, the 1996 Volkswagen Jetta. However, it is still accessible from the selected car via links, so may be relevant.
WARNING:
  • Do not re-use any fasteners that are worn or deformed in normal use.
  • Some fasteners are designed to be used only once, and are unreliable and may fail if used a second time. This includes, but is not limited to, nuts, bolts, washers, circlips and cotter pins. Always follow the recommendations in this manual -replace these fasteners with new parts where indicated, and any other time it is deemed necessary by inspection.
NOTE:
  • All hose connections are secured with clips.
  • Charge air system must be free of leaks.
  • Always replace self-locking nuts.