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Product details
tests all traffic-critical lighting functions | the LED display shows the respective defective cable color |
Product description
This LED tester tests all traffic-critical lighting functions on vehicle trailer sockets and trailer plugs
The LED display shows the respective defective cable color. It checks all 7-pole sockets and plugs and, via the two adapters supplied, all 13-pole sockets and plugs in 7-pole function
Both adapters can also be used between 13-pole towing vehicle and 7-pole trailer and vice versa.
Power consumption via 9 V block battery
(not included in delivery)
Application:
Check the trailer connector:
Troubleshooting tips:
Use the adapters to adapt the vehicle and trailer:
The adapters can also be used to adapt between different systems on vehicle and trailer. Simply
insert the respective adapter between the vehicle socket and trailer plug.
The LED display shows the respective defective cable color. It checks all 7-pole sockets and plugs and, via the two adapters supplied, all 13-pole sockets and plugs in 7-pole function
Both adapters can also be used between 13-pole towing vehicle and 7-pole trailer and vice versa.
Power consumption via 9 V block battery
(not included in delivery)
Application:
- Plug the tester onto the vehicle socket. If the vehicle is equipped with a 13-pin socket, insert the adapter (with cover) in between.
- Switch on the ignition and perform all functions with the help of a 2nd person
test. If the socket is correctly assigned, the following lights up
the corresponding display (when flashing, the display flashes with).
Check the trailer connector:
- Insert the 9V battery into the battery compartment of the tester with the correct polarity.
- Plug the tester onto the trailer connector. If necessary, insert the 13-pin adapter (without cover) in between.
- Press the yellow test button. If the trailer with all functions (flashing, rear and brake light, rear fog light)
all 6 indicators must light up when the test button is pressed. Please note that not all
Trailers are equipped with a rear fog light.
In this case, the relevant indicator (blue) does not light up.
Troubleshooting tips:
- The colours behind the indicators show the standard cable colour of the respective wire.
- If no indicator lights up during the test, the ground line is usually interrupted. When testing trailers, check that the
9 V battery is full, otherwise replace. - If individual displays are missing, check the corresponding bulbs and the wiring to them.
- Clean plug/socket contacts (make them blank) and check the tightness of the contact screws in plug/socket.
Use the adapters to adapt the vehicle and trailer:
The adapters can also be used to adapt between different systems on vehicle and trailer. Simply
insert the respective adapter between the vehicle socket and trailer plug.