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for BMW Smart Card Keyless Go 3 5 Switching frequency of 315 434 868 315LP
The switching frequency (315 MHZ) the factory default
1. At the same time press the tail box + not loosen the lock key, short press unlock button three times, loosen the button, after 2 seconds the led flashing, said switch to 315 lp.
At the same time press the tail box + not loosen the lock key, short press unlock button four times, loosen the button, after 2 seconds the led flashes 2 times, said switch for 315.
At the same time press the tail box + not loosen the lock key, short press unlock button five times, loosen the button, after 2 seconds the led flashing three times, said switch for 433.
At the same time press the tail box + not loosen the lock key, short press the unlock key 6 times, loosen the button, after 2 seconds the led flashing four times, said switch for 868.
2. Check the frequency (check the currently used frequency state)
View the current remote control frequency type through the following ways:
At the same time press the tail box + not loosen the lock key, led flashing one after 2 seconds, said frequency for 315 lp.
If the led flashes 2 times, represents the frequency of 315;If the led flashes three times, on behalf of the frequency is 433;If the led flashes 4 times, represents the frequency is 868.
3. Empty the keys (changing the matching of lock key to new unused state)
At the same time press the tail box key + unlock key not loosen, then short press lock 10 times in a row, each short press the led flashing once, short press to the 10 led flashing 3 times said clear success.
4. Restore the key
Hold the "lock" and keep not loosen, then continuous short according to "the tail box key + unlock key" 10 times, 1 time per short press the led flashing, short press to the 10 led flashing 3 times said successful recovery.
Note: above "short press" time frequency is once per second
