Surprisingly effective once you learn how to use them. The only work after detecting slip and then applying the brakes to the spinning wheel. This requires additional right foot to spin the wheel faster to allow the system to detect it then slow it down, applying more power to the wheel on solid ground.
Easiest way to see for yourself is to find a little gully to straddle diagonally, preferably uphill then crawl into it until you loose traction from opposing wheels lifting. With lockers at this point you would just simply keep driving forward, with the open diff you stop as the two opposing wheels start to spin. Accelerate to make them spin faster and the ELBD kicks in and you should then start moving forward again.
Effective, but not a replacement for lockers thats for sure.
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Cheers, Dave :)
2010 JK, then a 2015 KL Trailhawk, now a 2017 GC Trailhawk!
Over 5000 Club
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