The legs of the Lippert Ground Control 3.0 Electric 5th Wheel RV Leveling System # LC358590 are designed to work even during an error so I'm willing to bet that there's an issue with the wiring running from that leg to the controller. I would first check all of the wiring for any breaks, kinks, or loose connections.
You'll also want to check to ensure that you system is receiving a full 12.75 volts otherwise it can act strangely. 99% of the troubleshooting I've done with this system has... view full answer...
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