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Refrigerator error codes: reviewed brand-by-brand guides Look up reviewed refrigerator error-code diagnostics by brand, with manufacturer source links, safe first checks, and clear service boundaries.
81 reviewed code families 6 supported brands Reviewed 2026-09-11
Start by copying the complete display code before clearing it. The same characters can represent different conditions on different manufacturers, so the brand-specific path matters. These guides use official support material as the preferred evidence layer and do not turn a code into an unsupported part diagnosis.
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Electrolux refrigerator error codes Frigidaire refrigerator error codes Frigidaire four-door refrigerator Er CE / Er T1–T6: service code Error codes: Er CE, Er T1, Er T2, Er T3, Er T4, Er T5, Er T6 Frigidaire refrigerator 77 77: Demo mode Error codes: 77 77, 7777 Frigidaire refrigerator DI SP / DISP: ice dispenser jam Error codes: DI SP, DISP Frigidaire refrigerator Door Ajar: door-open alarm Error codes: DOOR AJAR, Door Ajar Frigidaire refrigerator H / HI: high-temperature alarm Error codes: H, HI, High Temp Frigidaire refrigerator OP / SH: sensor/service code Error codes: OP, SH Frigidaire refrigerator PF: power failure alarm Error codes: PF Frigidaire refrigerator SB / Sb: Sabbath mode Error codes: SB, Sb Frigidaire refrigerator SY CF / SY CE / SY EF: service code Error codes: SY CF, SY CE, SY EF GE Appliances refrigerator error codes Kenmore refrigerator error codes LG refrigerator error codes LG refrigerator 22: compressor relay error Error codes: 22 LG refrigerator 33: compressor relay error Error codes: 33 LG refrigerator 67: door gap or obstruction Error codes: 67 LG refrigerator 88: diagnostic status / normal operation Error codes: 88 LG refrigerator AS / L AS / r AS: auto-door motor or reed switch error Error codes: AS, L AS, r AS, lAS, rAS LG refrigerator C1: LCD-to-dispenser communication error Error codes: C1 LG refrigerator CF: condenser fan error Error codes: CF, E CF, Er CF LG refrigerator CO: communication error Error codes: CO, E CO, Er CO LG refrigerator EID: freezer-compartment ice-maker sensor error Error codes: EID LG refrigerator EIU: freezer-compartment ice-maker assembly error Error codes: EIU LG refrigerator Er CH / Er CL: insufficient cooling system error Error codes: Er CH, E CH, Er CL, E CL LG refrigerator FF / rF: freezer or refrigerator fan error Error codes: FF, E FF, Er FF, rF, E rF, Er rF LG refrigerator FS: freezer sensor error Error codes: FS LG refrigerator HS: humidity sensor error Error codes: HS LG refrigerator IF / F1: ice-maker fan error Error codes: IF, F1, I F, 1F LG refrigerator IS / 1S / 15: ice-maker fan or sensor error Error codes: IS, 1S, 15 LG refrigerator Od: Wi-Fi modem / display communication error Error codes: Od LG refrigerator SS / ss: pantry sensor error Error codes: SS, ss LG refrigerator Sb / S6 / 5b / 56: Sabbath mode status Error codes: Sb, S6, 5b, 56 LG refrigerator dH / FdH: defrost-system fault Error codes: dH, FdH, dHF LG refrigerator dS / FdS / rDS: defrost sensor error Error codes: dS, FdS, rDS LG refrigerator dr: door motor error Error codes: dr LG refrigerator gF: water-flow sensor or low-pressure condition Error codes: gF, GF LG refrigerator iT: ice-maker error Error codes: iT LG refrigerator rS: refrigerator sensor error Error codes: rS LG refrigerator rT: room/external temperature sensor error Error codes: rT Samsung refrigerator error codes Samsung refrigerator 14E: ice-maker sensor error Error codes: 14E Samsung refrigerator 21E: freezer fan error Error codes: 21E Samsung refrigerator 22E / 22C: fridge fan error Error codes: 22E, 22C Samsung refrigerator 33E: ice-pipe heater error Error codes: 33E Samsung refrigerator 39E / 39C: ice-maker function error Error codes: 39E, 39C Samsung refrigerator 40E / 40C: ice-room fan error Error codes: 40E, 40C Samsung refrigerator 41 / 42 with flashing blue lights: Family Hub condition Error codes: 41, 42 Samsung refrigerator 41C: Family Hub software/display condition Error codes: 41C Samsung refrigerator 5E: fridge defrost sensor error Error codes: 5E Samsung refrigerator 76C / blinking Autofill: water detected in the Autofill compartment Error codes: 76C, Autofill Samsung refrigerator 84C: compressor lock Error codes: 84C Samsung refrigerator 85C: low-voltage event on Family Hub Error codes: 85C Samsung refrigerator 88 88 / 83E / 85E / 86E: voltage or power error Error codes: 88 88, 83E, 85E, 86E Samsung refrigerator 8E: freezer ice-maker sensor error Error codes: 8E Samsung refrigerator AP: Wi-Fi access point setup status Error codes: AP Samsung refrigerator OF OF / O FF: Cooling Off or Demo mode Error codes: OF OF, O FF, OFF OFF Samsung refrigerator PC ER / PC CH: door communication error Error codes: PC ER, PC CH Samsung refrigerator blinking Ice Off: ice bucket not seated Error codes: Ice Off Why a code may still require follow-up questions The control reports what it detected, not necessarily the root cause. A code can be triggered by an installation condition, blocked path, load or detergent issue, door or water-supply condition, or a component that needs professional testing. Appliance Verdict therefore keeps the code as the entry point and asks only the external or observational questions supported by the reviewed manufacturer material.
Manufacturer source basis Use the exact owner/support documentation for your model when it differs from general guidance. Appliance Verdict is independent and is not endorsed by the manufacturers cited.
Safety boundary Refrigerators combine electricity, water lines, fans, heaters, and sealed refrigerant systems. External checks can be useful, but stop before sealed-system work, energized internal testing, or any condition involving smoke, shock, or damaged electrical wiring.
Do not defeat interlocks or protection systems just to clear an error. Stop for smoke, sparking, electrical shock, active uncontrolled leaking, a gas odor, or repeated breaker trips.
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