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:

13-Pin« Trailer Socket
The backup lamps, »continuous current« and charging cable can be used on the trailer with the »13-pin« trailer socket. A »13-pin« trailer socket is recommended if a bicycle rack will be installed or a camper will be towed.   ...

Receiver/Dryer
  Caution Non-approved tools or materials such as leak sealing additives can cause damage or malfunctions in the system. Only use tools and materials approved by the manufactu ...

Winter tires
M+S-Symbol On “M-and-S-tires”, the tread pattern, tread compound or type are designed such that the handling characteristics in snow are improved compared to a normal tire. This is especially true when initiating or maintaining vehic ...