I was finally able to get back out in the garage and tinker a bit, the solenoid seems to be losing power at the small terminal. I'm at 12.5V at the battery and at the large terminal on the solenoid. However when I get to your third step and check the small terminal of my 4 post while turning my...
After a 2 week heat spell it was time to mow again, mower was parked in the garage, nothing changed or was done to it as far as I know. However when I went to start it it just "clicked". I thought maybe I had left the key on or it had got turned on by mistake so I put my trickle charger on it...