Vcds Atmega162 Reflash 2021

Which do you have available (USBasp, Arduino as ISP, or FTDI)?

Ensure your VCDS cable is completely disconnected from both the car's OBD-II port and your PC.

Unauthorized software updates may violate intellectual property guidelines or cause unexpected vehicle diagnostic errors. Proceed at your own risk. 🛠️ Required Hardware and Tools vcds atmega162 reflash 2021

Unscrew the VCDS plastic casing to expose the internal printed circuit board.

0xD9 or 0xC9 (Enables bootloader options and keeps JTAG disabled) Extended Fuse (EFUSE): 0xFF Which do you have available (USBasp, Arduino as

ISP Header → ATMega162 MOSI → PB5 (pin 21) MISO → PB6 (pin 22) SCK → PB7 (pin 23) RESET → Reset pin (pin 20) VCC → VCC (pin 10/30) GND → GND (pin 11/31)

To connect the programmer to the interface board. 4. Step-by-Step VCDS ATmega162 Reflash Guide (2021) Proceed at your own risk

Used to attach pins to the interface PCB if empty pads are present.