BMW big size EVO Headunit repair tools CPU programming connector VVDI PROG Adapter
Applied to repair BMW EVO big size headunit to programming the Renesas NEC CPU, RH850, V850, D70F3558, R7F710573 chip on board.
Connect to VVDI PROG directly, no need soldering wire to read or write.
MCU data crash may cause:
- HU start but stuck at BMW Logo page.
- HU reboot continuously.
- Central Display black show nothing.
- HU bricked No communication.