BGS technic 2171 Instruction Manual página 3

Trailer Socket and Car Socket Tester, 7- / 13-pins
General
This tester has one side to connect the 7 or 13-pins plug of a trailer and another side to connect the 7
or 13-pins socket of a car. This tester indicates quickly if a failure concerns the wiring of the car or the
wiring of the trailer.
CAUTION: Only use the tester at 12V Systems.
Higher voltages can cause damage to the tester or the car electrical systems.
How to test the connection of a Trailer (can also be a caravan or bicycle carrier)
1. Put the plug in the connection of the tester.
2. Press the yellow button on the side of the tester.
3. If the wiring is good, all the LEDs light up. The function of each LED is (acc .Iso 1724):
A
Left hand indicator (yellow)
B
Fog light or 12V (blue)
C Right hand indicator (green)
D Right rear light (brown)
E Brake light, right & left (red)
F Left rear light (black)
Mass (white)
Attention: The pin B at 7-pins connector can be used either for a warning foglight or a permanent 12
V connection.
4. If a LED doesn't light up, it is because the corresponding wire is defective.
If all the LEDs don't light up.
How to test the connection of a Car / Camper
1. Put the tester in the socket of the car.
2. Press the yellow button on the side of the tester:
3. If the wiring is good, all the LEDs light up. Do again steps 4 as previous.
BGS technic KG
Bandwirkerstr. 3
D-42929 Wermelskirchen
Tel.: 02196 720480
Fax.: 02196 7204820
mail@bgs-technic.de
BGS 2171
www.bgstechnic.com
© BGS technic KG, Copying and further use not allowed