EVAP system, checking for leaks: Notes

WARNING: This page does not describe the selected car, but rather 15 other vehicles, including the 2006 Volkswagen GTI, 2005 Volkswagen Jetta, 2005 Volkswagen GTI, 2004 Volkswagen Jetta, and 2004 Volkswagen GTI. However, it is still accessible from the selected car via links, so may be relevant.

Special tools, testers and auxiliary items required

Fault Read Out Device V.A.G 1551 or Vehicle Diagnosis, Testing and Information System VAS 5051

Test conditions

Fig 1: Identifying Main Fuse Panel

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Fuse no. 43 must be OK.
No DTCs in DTC memory.
All electrical consumers such as, e.g. lights and rear window heater, must be switched off
If vehicle is equipped with an A/C system, it must be switched off.

Throttle valve angle less than 10 ° → Display group 03, display field 3.
Coolant temperature less than 99 ° C → Display group 04, display field 3.
Intake air temperature less than 95 ° C → Display group 04, display field 4