If you have the full voltage here, then you can check for the same voltage to be applied to the smaller "s" wire to the starter with an assistant setting the ignition to the start position.Press Unlock on the working keyfob: Press the lock button on the keyfob. If you have a START/STOP button, press it without pressing the brake pedal. All dash lights should turn on but do not start the engine. Ensure the hood and trunk are closed as well.
Enter your Acura and close all the doors. However, bad alternator, clogged fuel filter, broken starter, blown fuse, empty gas tank, immobilizer error, or any fault in the electrical system can also cause your vehicle not to start.