Volkswagen Polo Service & Repair Manual: A/C Technology Basic Principles

Additional Information Sources

Technical Service Handbook outlining action to be taken to rectify current problems. For the repair manual for model-specific repair work. Refe ...

Physical Principles

The four known states of water also apply to air conditioning system refrigerants. 1 -  gaseous (invisible) 2&n ...

Other materials:

Antenna Wires, Repairing
Aerial Cable Repair Set -VAS6720 Special tools and workshop equipment required Repair Set, Aerial Cable -VAS6720- Checking the Antenna Wire. Refer to Replacing the Tool Head. Refer to ...

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 ...

Corrugated Tube, Repairing
Special tools and workshop equipment required Hot Air Blower -VAS5179- or Hot Air Blower -VAG1416/- or Wiring Harness Repair Set - Hot Air Blower -VAS1978/14A- A ...