1) Format a 16Gb USB stick, note FAT32 and Default allocation units, I've called mine Car Update :
2) When complete, out to the car, powerup, plug in USB, start Garmin Navigation. Press the 3 dots to enter the menu :
3) Enter the settings area :
4) In settings, go to Map and Vehicle :
5) Scroll to bottom and enter Map Updates :
6) Start update process stage 1 - write to USB :
7) Unplug USB, power down car, go to PC asnd plug USB stick into PC. You may get a Windows error message but this can be ignored :
Start Garmin Express and wait for the Honda to become connected, green dot.
9) Once connected you can start the lengthy download procedure. It starts off telling you 5 hours but I timed mine and :
Download took 70 mins (0% to 50%)
Copying Files took 15 mins (50% - 100%)
Once complete :
10) Repeat stages 2 to 5 above. This time, instead of telling you it's written the data it will identify the data and will prompt, for some strange reason it will always say the installed version is 1.0 (bug) :
11) Start the car update process :
12) It does get to silly %, it did complete not long after the 300% :
Note: The Where To bug is still there (23,Feb,2023)
You will also notice that not all data is overwritten, whether this is by design or a bug I don't know :
Kremsearch