Volkswagen Polo Service & Repair Manual: Trailer Socket
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Technical Requirements
Factory-Installed Trailer Hitch
If the vehicle was already delivered from the factory with a
trailer hitch, all of the technical and legal requirements for
towing a ...
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 DI ...
Other materials:
A/C Refrigerant Low Pressure Switch -F73
Note
For switching pressures, removing and installing switches
and switch arrangement and version, see vehicle-specific
refrigerant circuit.
Refer to
→ Rep. Gr.87.
...
Wear Spots
Wear spots are caused by a hard stop with locked wheels
whereby the rubber compound is abraded from the contact patch.
When the tires slide across the road surface, frictional
heat is generated which reduces the abrasion resistance on the
...
Engine Cooling
Because towing places higher demands on the engine cooling
system, the cooling system is enhanced in vehicles that have
factory-installed trailer hitches, if necessary. This is done by
installing a stronger or a second coolant fan and/or a larger
radiato ...
