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:

Tread Depth, Measuring
  Note When measuring tread depth, take measurements in the main grooves. Do not take measurements at the tread wear indicator.     Tread depth of a tire must be mea ...

Locking the front passenger door and rear doors manually
Fig. 156 In the end face of the right-hand door: manual lock covered by a rubber seal Fig. 157 Manually locking the vehicle with the vehicle key First read and observe the introductory information and safety warnings If the vehicle has a lock cylinder in the door handle of the front passe ...

Cleaning the engine compartment
First read and observe the introductory information and safety warningsThe engine compartment of any motor vehicle is a hazardous area . The engine compartment should be cleaned by a qualified workshop. Corrosion protection could be removed and electrical components damaged if the compartmen ...