Lippert · Ground Control 3.0 LCD leveling systems
Internal SensorController sensor fault
The leveling controller detected a problem with its internal sensor.
What it means
Plain-English answer
The official troubleshooting table calls for controller replacement for an internal sensor problem.
Owner-safe checks
What to check first
- 01
Stop automatic leveling and secure the RV.
- 02
Cycle touchpad power once and record whether the message returns.
- 03
Note the controller part number for service.
Safety boundary
Stop and call a technician when
- Do not rely on automatic level sensing while the fault is active.
- Arrange qualified controller replacement.
Primary reference
Check the exact manual
Applicability: Ground Control 3.0 LCD leveling systems. The data plate and specification letter determine which procedure is correct.
Open Lippert Ground Control 3.0 troubleshooting manual ↗Source reviewed August 2026