Alternate between lock and unlock with xem access controller v2

If you’re planning to sacrifice a key fob to lock and unlock your car, this wiring diagram should work.


Warning: SPST Relays need Flyback Diodes.
Amazon Link for SPST Relays
Amazon Link for Bistable Self-Locking Relays

If you have different plans, this other topic may have what you’re looking for:

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