Volkswagen Polo Service & Repair Manual: Electrical Components Not on Refrigerant Circuit

A/C Compressor Regulator Valve -N280

  Note For switching pressures, removing and installing switches and switch arrangement and version, see vehicle-specific refrigerant circuit. ...

A/C Programmer -J127

This programmer switches the refrigerant flow direction through the second evaporator if the temperature on the cooling fins on the second evaporator lowers to the fr ...

Other materials:

Insulating glass windscreen
Fig. 71 Metal-coated windscreen for infrared reflection with communication window (blue area) First read and observe the introductory information and safety warnings Insulating glass windscreens have a coating which reflects infrared radiation. There is a non-coated area above the interior ...

Increasing Temperature Due To Low Tire Pressure
The diagram shows the temperature behavior of a tire at speed of 180 km/h (111.84 mph). A -  Normal range: when maintaining the specified tire pressure, the temperature remains stable. B -  ...

Oxygen Sensor Unit Protective Pipes
  Note In addition to using the part number, the protective pipe can also be used for identification. Version D1, 6 openings, 3.5 mm each     Only used with the 4-pin oxygen sen ...