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

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Components, checking<br />

Página 47 de 87<br />

24-84<br />

If the specification is not obtained:<br />

- Check according to following table:<br />

Display 1) Cause Continuation of<br />

check<br />

Approx. -<br />

37.0 C<br />

Approx.<br />

126.0 C<br />

Open circuit or<br />

short to<br />

positive<br />

Short to Ground<br />

(GND)<br />

Page 24-86<br />

Page 24-88<br />

1)<br />

If a temperature is displayed which is below<br />

the ambient air temperature of the sensor, check<br />

sensor wiring for transfer resistance. Note when<br />

doing this that sensor may be heated from<br />

external sources, e.g. radiated heat when engine<br />

is not running.<br />

If the specification is obtained:<br />

- Remove intake hose between Mass Air Flow<br />

(MAF) sensor and Throttle Valve Control Module<br />

-J338- ( Page 24-32 , item 16 ) using VAS<br />

5024 assembly tool for spring-type clips.<br />

- Note intake air temperature value in display<br />

zone 4.<br />

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

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

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