VW Polo manuals

Volkswagen Polo Service & Repair Manual: 7-Pin« Trailer Socket

If more electrical consumers need to be connected than the »7-pin« socket allows, a second »7-pin« socket must be installed. Pin assignment must conform to DIN ISO 1724:
1 - Left turn signal
2 - Tail lamps
3 - Ground
4 - Right turn signal
5 - Right headlamps, side marker lamps and license plate lamp
6 - Brake lamp
7 - Left headlamps, side marker lamps and license plate lamp
   
Trailer Socket
Connect the trailer socket to the vehicle electrical system of the vehicle pulling the trailer according to the manufacturer instructions. Refe ...

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 re ...

Other materials:

Airbag and Belt Tensioner Wire Repair Information
  Note Observe general notes for repairs on the vehicle electrical system. Refer to → Chapter „Vehicle Electrical System, General Repair Information“. In addition to the general repairs on wiring harnesses, th ...

Taper
Taper is caused by slightly offsetting the tread and/or the belt by a few tenths of a millimeter from the geometric center of the tire. Taper cannot be recognized visually nor can it be measured with workshop equipment.     ...

A/C System, Operating after Charging
  Caution If it is suspected that chemicals were added to the refrigerant circuit to seal leaks, do not connect the A/C service station and do not extract the refrigerant. ...

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