Car will not start total shut down, battery is full , hazard Ligh come on when i connect battery terminals, code reader says crash input status, key fob now sticks in ignition, But can pull it with long nose pliers, permanent crash input error on reader , crash spells on miles clock ?

Crash status doesn't prevent the vehicle being started. You simply have to cycle the ignition a couple of times.
Pulling the key out the dock will cause dock failure, which will potentially prevent it starting. The key must be allowed to eject itself, or lots of expensive issues occur. 2009 Rimini Red SE TD4. Soon to be sold.
Hyundai Ionic 5 Ultimate on order.
Gone. 2006 Tonga Green i6 HSE.

Battery test, code reader any other faults ?