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:

Searching for Refrigerant Circuit Leaks with Compressed Air or Nitrogen
  Note This repair manual describes different methods for detecting leaks in the refrigerant circuit. These methods have been tested and result in success when used correctly. If when searching for compressed air / Nit ...

Displays
Fig. 12 A: bonnet open, B: tailgate open, C: front left door open, D: right rear door open (only in four-door vehicles) First read and observe the introductory information and safety warnings Depending on the vehicle equipment level, a variety of information can be displayed in the instr ...

Engine oil consumption
First read and observe the introductory information and safety warningsEngine oil consumption can vary from engine to engine and can change during the working life of an engine. Depending on how you drive and the conditions in which the car is used, oil consumption can be up to 1.0 litre/2,0 ...