Volkswagen Polo Service & Repair Manual: Heated Oxygen Sensor, Replacing

Protecting

  Caution Missing protection leads to the electrical system damage.   Note ...

4-Pin Heated Oxygen Sensor (HO2S), Removing and Installing

  Note Do not repair the heated oxygen sensor wires. Repairing may result in malfunctions. Use the faulty sensor as a guide ...

Other materials:

EU Type Approval Number, Sales Code and Sales or Trade Name
The Additional Descriptions Only Apply to VW Vehicles. Since 01/01/1998, all passenger vehicles licensed for road use within the European Union must possess type approval according to EU guidelines . Vehicles licensed for road use with single-vehicle approval accordin ...

6-Pin Universal Oxygen Sensor, Removing and Installing
  Note Use the faulty sensor as a guide for installing all of the accompanying attachments, cable ties or marking bands. Do not crimp or cut the wires otherwise the functionality of the heated oxygen sensor (HO2S) will ...

Fitting the front towing eye
Fig. 193 In bumper at front right: depiction of variants for screwing in towing eye First read and observe the introductory information and safety warnings The towing eye is screwed into a threaded hole behind a cover on the right of the front bumper . The towing eye must always be kept i ...