Indesit Aria Induction & Ceramic Dual Zone Cooktop: Inductive coil pan detection resonance sensor failure F05; generator fails to detect pan presence or coil tuning circuit detuned.
On Indesit cooktops: Incompatible aluminum or copper cookware without magnetic base, cracked ferrite core segment beneath coil, or blown resonant capacitor.
Test cookware with handheld magnet (must stick firmly to bottom). Inspect induction coil ferrite bars for fractures. Measure resonant capacitor bank values. Disconnect mains power for 60 seconds, verify sensor glass area is completely dry, then reconnect.
