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:

Run-Flat Tire, Structure and Identification, SST Tire
Run-Flat Tires, Dismounting and Mounting. Refer to → Chapter „Tires, Mounting“. A Tire Pressure Monitoring Display is Necessary When Using Run-Flat Tires. Tire Damage and the Pressure Loss Resulting From it ...

Evaporator Vent Temperature Sensor -G263- or Evaporator Temperature Sensor -G308
Function: The Evaporator Vent Temperature Sensor -G263- or Evaporator Temperature Sensor -G308- determines the temperature behind the evaporator. This value goes to the air conditioning control module and serves as a reference signal for ...

Brake fluid
Fig. 117 In the engine compartment: cap on the brake fluid container First read and observe the introductory information and safety warnings Brake fluid will gradually absorb water from the surrounding air. The brake system will be damaged if there is too much water in the brake fluid. T ...