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:

Wiring Eyelets, Repairing
Special tools and workshop equipment required Torque Wrench 1331 5-50Nm -VAG1331-   Note Do not use rust remover, contact spray or grease because the lack of friction will cause the torque to be ...

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 ...

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 for installing all of the accompanying attachments, cable ties or marking bands. ...