Please use this CPU chip to change the broken chip when you update your KESS V2.
KESS V2 OBD2 Manager Tuning Kit CPU NXP fix chip
Usually for this two reasons, you need this chip:
1) You update your KESS V2.
KESS V2 cannot be updated online. When you use KESS V2, do not connect the internet with your computer, otherwise it will prompt you to update the tool. If you update the software, then this CPU chip will be destroyed. Please change a new CPU chip. Then you can go on to use your kess v2 again.
2) Your tokens are run out.
For old version KESS V2, the tokens are limited about 64 times. If it prompt "you have last * program time", then it is time for you to change this chip. This chip has about 60 tokens, usually for ordinary ECU, when you use KESS V2 to read and write, it does not need tokens, only for special models, it needs tokens when use.
Which chip you need to change?
Disassemble the main unit, then find the biggest chip in the main board. Change this biggest chip.
1pc x KESS V2 OBD2 Manager Tuning Kit CPU fix chip