Manual

6
Operation - Test Trailer Light
Test Trailer
Display
Panel
Start Button
Type-C Port
(under the
cover)
13 Pin Socket
1. Put the plug of your trailer into the 13-pin of our
tester.
2. Press <start button> of the display panel,
<standby> LED will light up.
3. If the wiring circuit is good, then the LED will
light up.
Test Trailer Display Panel
Indicator
Auto Lamp
Turn Left
Turn Right
Tail Left
Tail Right
Rear Fog
Reverse
Low Power
Brake