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

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Functions, checking<br />

Página 1 de 37<br />

24-125<br />

Functions, checking<br />

Idle speed check<br />

Note:<br />

Idle speed, ignition timing and CO content not<br />

adjustable.<br />

The idle speed is regulated to specification by<br />

the throttle valve positioner in conjunction with<br />

the DIS function.<br />

CO content regulated to specification by<br />

Oxygen Sensor control. Malfunctions in Oxygen<br />

Sensor control are detected by On Board<br />

Diagnostic (OBD) and stored in DTC memory.<br />

Special tools and equipment<br />

Note:<br />

VAG 1551 Scan tool (or VAG 1552) with VAG<br />

1551/3 adapter cable<br />

All functions which could previously be performed<br />

with VAG 1551/1552 can also be performed with<br />

the VAS 5051.<br />

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

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

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