Volkswagen Golf 1999 Service Manual page 682

1.8 l turbo, 1.9 l tdi and pdi diesel. 2.0l gasoline, 2.8l vr6

Hide thumbs Also See for Golf 1999:

Table of Contents

Measured value (data) blocks

Evaluation of display group 34, display zone 4 - Oxygen Sensor (O2S) diagnosis -

Oxygen Sensor (O2S) aging before Three Way Catalytic Converter (TWC)

Appears on display

Oxygen Sensor (O2S)

before Three Way

Catalytic Converter

(TWC) not OK.: "B1 P1

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

Possible cause

DTC stored in DTC

Oxygen Sensor

(O2S) faulty before

Three Way Catalytic

Converter (TWC)

Corrective action

- Check DTC memory

, DTC memory, checking

- Perform a road test to remove

possible residue on Oxygen

Sensor (O2S) and repeat

- Perform diagnosis again if

result is same:

- Check Oxygen Sensor (O2S)

and Oxygen Sensor (O2S)

control before Three Way

Catalytic Converter (TWC)

Página 46 de 86

Show Quick Links

Chapters

Table of Contents