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Home >> Volkswagen >> 2001 >> Jetta GL, 2.0 S, Standard >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 30 (On Board Diagnostic (OBD), Generic Scan Tool - 2.0L AEG, AVH, AZG) >> ST - Generic Scan Tool >> Select diagnostic function >> Diagnostic mode 8: Tank leak test (Vehicles with engine code AVH, AZG) >> Function

Diagnostic mode 8: Tank leak test (Vehicles with engine code AVH, AZG): Function

WARNING: This page is about a different variant/trim than selected.

This diagnostic mode checks the fuel system for leaks.

NOTE:
  • The Evaporative Emission (EVAP) Canister Purge Regulator Valve -N80- and Leak Detection Pump (LDP) -V144- seal the tank system.
  • Pressure of (max. 70 mbar) can be applied to the fuel system via the test connection (in engine compartment, right) and via engine leak detection spray (e.g.: G 001 800 A1) leaks can be detected.
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