Volkswagen Golf Service & Repair Manual: Trailer socket
| The trailer socket must be connected in accordance with the
manufacturer's instructions to the electrical system of the
pulling vehicle. |
| When installing, observe the relevant current flow diagrams
and the installation instructions from the manufacturer of the
towing device. |
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| If more than the recommended number of electrical consumers
is to be connected in a system with a
»7-pin« socket, a second »7-pin«
socket must be installed. Assignment of the pins should be
carried out in accordance with DIN ISO 1724 as follows: |
| 5 - Driving light, marker light, right number plate light |
| 7 - Driving light, marker light, left number plate light |
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| Reversing lights, »permanent current«
and charge lead on the trailer can be used via the
»13-pin« trailer socket. If a bike
trailer or a caravan is to be towed, for example, it is
recommended that a »13-pin« trailer
socket is always used. |
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| Assignment of the pins should then be carried out in
accordance with DIN ISO 11446 as follows: |
| 3 - Earth for current circuit 1 to 8 |
| 9 - Terminal 30 (permanent positive) |
| 10 - Terminal 15 (charge battery in trailer) |
| 13 - Earth for terminal 15/30 |
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If the vehicle was supplied with a factory fitted towing
attachment, everything with regards to the technical and legal
requirements has already been taken care of.
...
General description:
The trailer detector control unit -J345- detects a power
consumption of at least 5 W
→ Remark when “towi ...
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Factory fitted towing attachment
Trailer detector control unit -J345-