As a gas cooktop, the CBGS3028S shares its core mechanism with the rest of LG’s cooktop lineup. On this platform, the F5 fault code is one of the more common reasons it gets a service call. LG’s own US product page still carries this model with an active status flag, read 24 September 2026.
Service calls on this cooktop most often trace to one of a short list: the F5, F7 or F1 fault codes. We confirm which one applies against the model and serial number before ordering a part.
Key Features
- Electronic touch controls set into the cooktop surface
- Individually mapped burner or element zones
- Gas cooktop
- Sold in 2 finish options on this platform
- Sold under the LG STUDIO badge
Most Common Issues on This Model
01
F5 fault code — keypad or touch-control fault
02
F7 fault code — function-key stuck or shorted, sometimes from spilled liquid on the glass
03
F1 fault code — control-board fault