Car Towing Trailer Plug Connection Tester, 7-Pin 12V, Black Diagnostic Tool

General Description

The trailer plug connection tester is a handy diagnostic tool designed to quickly check the electrical circuits of trailers and vehicles. It is equipped with a 7-pin plug that allows for easy connection of the trailer and the car. Made of ABS plastic and copper, this tester is durable and ideal for commercial and private use, including in workshops, car and trailer rentals, and accessory businesses.

Technical Specifications

• Main Material: ABS and Copper
• Color: Black
• Item Type: Diagnostic Tools
• Size: 20 * 5 * 4 cm
• Battery Type: 9V (not included)
• Package Size: 20 * 5.5 * 4.5 cm
• Package Weight: 194 g

Usage

To use the tester, follow these steps:

• Insert the plug into the tester's connector.
• Press the yellow button on the side of the tester.
• If the wiring is correct, all the LEDs will light up. The LEDs indicate the following functions:
  • Left turn signal (yellow)
  • Fog light or 12V (blue)
  • Ground (white)
  • Right indicator (green)
  • Right rear light (brown)
  • Left brake light (red)
  • Left rear light (black)
• If an LED does not light up, this indicates a faulty wire. If all the LEDs do not light up, the ground wire is damaged or all the bulbs are defective.
• To test the functions of each pin, turn on the left turn signal (with the ignition key) and check that the corresponding LED flashes.
• Repeat the process for the right turn signal, taillight, fog light, and brake lights.
• An extension cable of approximately 4 meters can facilitate testing from the driver's seat.

Other Information

• This product is European style; please confirm before ordering.