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

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Functions, checking<br />

Página 19 de 37<br />

24-143<br />

Note:<br />

The bits in display zone 1 will not be set to 1 until<br />

the Three Way Catalytic Converter (TWC)<br />

temperature rises above 380 C ( display<br />

groups 34, display zone 2) and a part load signal<br />

is recognized by the Motronic Engine Control<br />

Module (ECM) -J220-.<br />

If the specification is not obtained:<br />

- Press button.<br />

- Check Oxygen Sensor (O2S) heating after<br />

Three Way Catalytic Converter (TWC) Page<br />

24-45 .<br />

If the specification is obtained:<br />

- Change to display group 36 as follows:<br />

- Press -C- button.<br />

Read measured value block<br />

Input display group number XXX<br />

Indicated on display:<br />

- Press buttons -0-, -3- and -6- for "Display group<br />

number 36" and confirm entry with -Q- button.<br />

Read measured value block 36<br />

Indicated on display: (1 to 4<br />

display zones)<br />

1 2 3 4<br />

- Check Oxygen Sensor (O2S) voltage after<br />

Three Way Catalytic Converter (TWC) in display<br />

zone 1:<br />

Specification: 0.100 to 0.900 V (must fluctuate<br />

slightly)<br />

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

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

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