Diff lock indicator lighting up on acceleration

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Muddy Bean

Breaking something or fixing something
Joined
Jan 7, 2013
Threads
62
Messages
1,080
Location
Michigan
Website
www.scottmichaelbennett.com
When I accelerate or hit bad enough bumps, the rear diff lock indicator lights up...sometimes the ABS light too. Is this a loose wire or am I getting low on rear diff oil? Would it do this if my diff oil was low? Here's a video of it happening:

 
You could tell if it may be low on oil just by looking for leaks, so that's likely not the problem. The flashing lights sure look like a loose connector or sensor going bad. If it happens only under acceleration or with bumps, that might point to something connected to the rear axle, which is under some forces in those circumstances. It would worth a few minutes under the rear end with a bright light looking at the vitals. (And by that I mean wiring).
 
there is not a sensor for low diff fluid
 
Ok. That was my assumption. I've poked around a bit but haven't noticed anything obvious. I'll get under there again and look harder. Thank yoi
 
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