I would also consider that water got into the starter and is affecting the brushes.
It is not uncommon for the brushes to stick.

Generally the key needs to be turned and brake depressed to release the shifter. I have eliminated the cables from the shifter interlock on mine.

Cheers, Charlie
If It ain't broke, Modify it!
87 Montero turbo Converted back in Spring1989
95 Montero SR 3.8 DOHC Only one?
93 Pajero 3 door 6G75 Mivec with paddle shifted 5 speed
Then a Gen2 SR with full coil independent suspension.