FVDI Error: DEVICE NOT OPENED, Red Light On (SOLVED)

This is the solution for how to deal with 2015 FVDI commander for TOYOTA’s error— “Device not open” and red light on.

 

Symptom:

The FVDI prompts “DEVICE NOT OPENED” during online activation and the indicator light on the main unit turns red and flashes. The light of Softdog also flashes.

FVDI-DEVICE NOT OPENED

FVDI-RED-LIGHT-ON FVDI-RED-LIGHT-ON

 

Solution:

Disconnect all the devices, and connect them according to the following instruction:

fvdi-connection

Note: Computer System— Windows XP

 

—When obtaining authorization, operate by following the next steps:

  1. Connect the Softdog to FVDI device. Do not connect Softdog to the computer, otherwise the Softdog green light or red light will on, and result in authorization fail.
    2. Use USB cable to connect FVDI and the computer, but do not connect FVDI to the car. Wait until FVDI green light on and Softdog red light on, you succeed getting authorization. If FVDI red light on or Softdog green light on, repeat the above steps.—After get authorization for FVDI diagnostic mux, follow the next steps to connect.1. Connect the Softdog to FVDI (Note: do not connect Softdog to the computer).
    2. Use USB cable to connect FVDI and the computer. Wait until FVDI green light on and Softdog red light on, connect Softdog USB cable to the computer. During the procedure, the Softdog red light keeps on (Note: do not connect FVDI to the car)
    3. Till the above 2 steps work well, connect FVDI to the car.

 

Tips above are available for (2015) FVDI ABRITES Commander

 

 

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