diff locks

As a resident of the driest inhabited continent on this blue marble we live on (Antarctica is the driest, bit of trivia), my experience with river crossings is limited to short distances that aren’t really technical (south of the tropics resident here). What are peoples views and experiences on...

Question is how long does it take for diff lock lights to stop flashing after disengaged?

The concept of the IG was that it would be simple and unbreakable. Why then have they chosen complex electronic controls for the axle diff locks rather than levers as in the early G-Wagen?. These were simple and bomb proof. Axels frequently covered in mud, dust, water, snow etc. are not friendly...

There have been reports and discussions about the e-lockers not always engaging as expected and desired. The problem seems to be that the wheel sensors are not sufficient to detect different wheel spin speeds to activate the e-lockers - if I understand correctly. BUT: When I am off-roading and...