How to Solve VVDI Prog failed to read BMW CAS4-1L15Y

One of our customer who bought the Xhorse VVDI Prog from us , send us an email he has the problem ” failed to read BMW CAS4-1L15Y ” when using VVDI Prog programmer, after engineer checking and find the way to solve it, let’s see together:

From Mr. Teemu Rannanmäki

” Hello Elyza , I tried to read BMW CAS4-1L15Y ECU with original Xhorse VVDI Prog ecu programmer, but failed. Then I followed the VVDI-prog factory instruction,still failed to read it. How can I solve it ”

We show his problem to engineers and the solution is:

Take off the component between GND-C and CLK IC circuit. It will read.



And my friend reply to us
” Hello Elyza, thank you very much , now it working perfect ! ”

If you also happened the same problem with VVDI PROG, please can use the above way to fix by yourself, hope it would help you.

About Sales 1640 Articles specializes in manufacturing and exporting car & truck OBD OBD2 EOBD diagnostic tools to worldwide.