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

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Measured value (data) blocks<br />

Página 49 de 86<br />

01-230<br />

Evaluating display group 36, display zone 2 - Diagnosis of Oxygen Sensor (O2S)<br />

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

Appears on display Possible cause Corrective action<br />

Oxygen Sensor (O2S)<br />

after Three Way<br />

Catalytic Converter<br />

(TWC) not OK.: "B1 P2<br />

n.OK.<br />

DTC stored in DTC<br />

memory<br />

- Check DTC memory Page<br />

01-23 , DTC memory, checking<br />

and erasing<br />

Oxygen Sensor<br />

(O2S) after Three<br />

Way Catalytic<br />

Converter (TWC)<br />

faulty<br />

- Perform a road test to remove<br />

possible contaminates on<br />

Oxygen Sensor (O2S) and repeat<br />

check.<br />

- Perform diagnosis again if result<br />

is same:<br />

- Check Oxygen Sensor (O2S)<br />

and Oxygen Sensor (O2S)<br />

control after Three Way Catalytic<br />

Converter (TWC) Page 24-140<br />

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

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

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