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:
Refrigerant Circuit with A/C Service Station, Draining
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.
...
Warning and indicator lamps
First read and observe the introductory information
and safety warnings
Lit up
Possible cause
Solution
Engine oil level is too low.
Switch off the engine. Check the engine oil level .
Fl ...
4-Pin Heated Oxygen Sensor (HO2S), Removing and Installing
Note
Do not repair the heated oxygen sensor wires. Repairing may
result in malfunctions.
Use the faulty sensor as a guide for installing all of the
accompanying attachments, cable ties or marking bands.
...
