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Bentley Volkswagen.Golf.Jetta.R32.Official.Factory.Repair.Manual.1999-2005

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Secondary air system<br />

Página 34 de 35<br />

26-53<br />

- Inspect complete EVAP system for escaping<br />

smoke.<br />

Note:<br />

It may be necessary to move, twist, or wiggle<br />

EVAP components around to reproduce leak.<br />

If leak cannot be found using smoke:<br />

- Locate leak with ultrasonic tester.<br />

If leak cannot be located:<br />

CAUTION!<br />

Clamp only soft rubber lines when isolating a<br />

leak. To avoid risk of damage, never clamp hard<br />

plastic lines!<br />

If flow stops:<br />

General search: tester only<br />

Localized search: tester with extension<br />

wand (left)<br />

- Disconnect and plug or clamp shut EVAP lines<br />

to isolate fuel tank using special tool 3094 or<br />

equivalent before continuing.<br />

- Reconnect EVAP lines and search area that was<br />

isolated.<br />

When leak has been located:<br />

- <strong>Repair</strong> leak and repeat EVAP system test.<br />

http://ebahn.bentleypublishers.com/vw/servlet/Display?action=Goto&type=repair&id=...<br />

12/2/<strong>2005</strong>

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