1. All keys lost state: short press K1 key, connect X-OBD key programmer with car via OBD2  cable, red light and green light alternate flash

2. Insert virtual key , long press K1 key for 5 seconds, to hear a "Di" then enter the state of mandatory CAS programming

3. CAS light off, enter the degraded state, red light flashing, please wait for 10-15 minutes

4. Cas light on, the green light is flashing, X-OBD bmw key programmer is reading CAS key code, after hear " Di" the key programming succeed.

5. testing the key starting and remote function: normal start

6. Connect the X-obd BMW key programmer with computer via USB cable, read out the key code datas

Operation Manual:

1. Short Press K1 key, all keys lost state, begin to copy NO.1 key

2. Long press K1 key for 5 seconds, to hear a "Di" then enter the state of mandatory CAS programming

3. Short press K1 key, read EEPROM Data, will be saved into BMW KEY programmer device memory after finished reading Data

4. Long press K1 key for 5 seconds, to hear "Di", enter the state of mandatory programming No.5 key