Volkswagen Polo Service & Repair Manual: Oxygen Sensor Unit Protective Pipes
 Note
| In addition to using the part number, the protective pipe
can also be used for identification. |
| Version D1, 6 openings, 3.5 mm each |
|
|
|
| Only used with the 4-pin oxygen sensor |
| Version D2, 6 openings, 2 mm each |
|
|
|
| Used with 4-pin and 6-pin universal oxygen sensors. |
| Version D4, 12 openings, 1.4 mm each |
|
|
|
| Used with 4-pin and 6-pin universal oxygen sensors. |
|
|
|
Note
Use the faulty sensor as a guide for installing all of the
accompanying attachments, cable ties or marking bands.
Do ...
Special tools and workshop equipment
required
Torque Wrench 1331 5-50Nm -VAG1331-
...
Other materials:
General Information
The following descriptions also apply to Left Rear Cigarette
Lighter -U3-, Right Rear Cigarette Lighter -U7-, Rear Cigarette
Lighter -U9-, 12 V Socket 2 -U18-, 12 V Socket 3 -U19-, 12 V
Socket 4 -U20-, Cigarette Lighter 2 -U25- and 12 V Socket 5
-U26- if ...
Warning lamp
First read and observe the introductory information
and safety warnings
Lit up
Possible cause
Solution
At least one vehicle door is opened or not
properly closed.
Do not drive on!
Open the appropriate vehicle door and then c ...
Special Connector Systems
Note
If necessary, housing securing mechanisms (secondary locks)
must be released or removed using specified tool before
releasing the contacts. Refer to
→ Chapter „Secondary Lock“.
...
© 2016-2026 Copyright www.vwpolo.net
6-Pin Universal Oxygen Sensor, Removing and Installing
Special Tools