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

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Output Diagnosis Test Mode (DTM)<br />

Página 25 de 45<br />

01-124<br />

4. Activating Intake Manifold<br />

Change-Over Valve -N156-:<br />

- Press button.<br />

Output Diagnosis Test Mode<br />

Intake Manifold Change-Over Valve -N156-<br />

Indicated on display:<br />

The Intake Manifold Change-Over<br />

Valve must click until the next<br />

final control element is activated<br />

by pressing button.<br />

Note:<br />

If there is sufficient vacuum the<br />

Intake Manifold Change-Over Valve<br />

-N156- activates the intake manifold<br />

change-over valve actuator. The<br />

change-over valve is located below<br />

the intake manifold, on right next to<br />

the Secondary Air Injection (AIR)<br />

Solenoid Valve. Checking variable<br />

intake manifold change-over Page<br />

24-117 .<br />

If the valve does not click:<br />

- Disconnect 2-pin connector from<br />

Intake Manifold Change-Over<br />

Valve -N156- (arrow).<br />

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

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

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