JMaster,
Do you remember what the battery voltage was when the jacks operation failed? The system seems to be "extremely sensitive" to low voltage and will "error out" if the battery isn't fully charged or if other drains on the battery pull the voltage down below about 11.7 (I think) volts.
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John
2015 F250 6.7l 4x4
2014 Cougar X Lite 27RKS
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