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Home >> Audi >> 2007 >> A4 Base, 2D Convertible >> Repair and Diagnosis >> External Pages >> Different car >> Section 139 (1.8L - Engine Controls - On Board Diagnostic (OBD), Generic Scan Tool Engine Code(S): AMB) >> Generic Scan Tool >> Mode 8: Tank leak test >> Notes

Mode 8: Tank leak test: Notes

WARNING: This page is about a different car, the 2006 Audi A4, 2005 Audi A4, 2004 Audi A4, 2003 Audi A4, and 2002 Audi A4. However, it is still accessible from the selected car via links, so may be relevant.

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.
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