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VVDI Key Tool Plus Self-test FPGA Certification Error Solution

 Problem:

During attempting reading BMW CAS4 d-flash with Xhorse vvdi key tool plus and CAS4 solderless adapter, get this error message: ‘self test error, power module exception, fpga certification error’ anyone got any ideas?

VVDI Key Tool Plus Self-test FPGA Certification Error

Solution:

There is something wrong with the PCB. You’d better send it back to repair.

 

Here are the steps to remove the PCB.

Step 1: Loosen the screws on the back of the Key Tool Plus

  • On the edge of the device: 8 screws
  • Middle position of the device: 4 screws

vvdi key tool plus replace pcb 1

vvdi key tool plus replace pcb 2

Step 2: Remove the cover

Step 3: Follow the pictures as below to operate one by one

vvdi key tool plus replace pcb 3
vvdi key tool plus replace pcb 4
vvdi key tool plus replace pcb 5
vvdi key tool plus replace pcb 6
vvdi key tool plus replace pcb 7
vvdi key tool plus replace pcb 8
vvdi key tool plus replace pcb 9
vvdi key tool plus replace pcb 10
vvdi key tool plus replace pcb 11
vvdi key tool plus replace pcb 12

https://www.vvdishop.com/service/vvdi-key-tool-plus-self-test-fpga-certification-error-solution.html

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