Short answer

A Frigidaire fridge display mixes settings, alarms and faults: Sb is Sabbath mode, PF a recorded power failure, SY EF the evaporator fan, SY CE or SY CF a break between boards, OP or SH a sensor open or shorted, and dF a failed defrost. Clear PF and check a garage GFCI first. If a fault persists in a damp Cooper Point garage, set a date and time slot online; dispatch confirms by call.

Code sheet · Frigidaire fridge

Three kinds of message on one small display

White French-door refrigerator with a bottom freezer in a South Capitol kitchen, cooling check underway
Frigidaire refrigerator codes

Frigidaire refrigerators with electronic controls show three kinds of things where the temperature normally sits. Settings, such as Sb for Sabbath mode. Alarms, such as PF after a power failure or a flashing readout when the doors were left open. And faults, where the control has caught a circuit misbehaving: SY EF for the evaporator fan, SY CE or SY CF for a communications break between the boards, OP or SH for a temperature sensor reading open or shorted, dF for a defrost cycle that did not do its job.

The faults cluster in particular rooms. A second refrigerator in a garage in Cooper Point or a basement in South Capitol sits in damp air for most of the year, and damp is hard on sensors and connectors; OP and SH show up there far more than in kitchens. The morning after a power outage, PF and a flashing readout are the common sight, and once in a while a board that lost a relay during the restart. The fan fault arrives on its own timetable, usually in the second half of the refrigerator's life.

Frigidaire codes sorted from setting to fault

CodeWhat the display meansWhat is usually behind itWhat we do
Sb · SBSabbath mode is on: lights and alarms are suppressedSomeone held the right two buttons while wiping the panel; it is a setting, not a faultTake it out of Sabbath mode and show you the key combination so it does not return
PF · flashing readoutPower failure was recorded and the control wants acknowledgmentA power outage, a tripped breaker or a garage GFCI that opened; the refrigerator may be running fine underneathClear the alarm, verify the compressor and fans restarted, and check the GFCI if the refrigerator lives in a garage or boathouse
SY EFEvaporator fan circuit is not reportingUsually the fan motor in the freezer has failed or is frozen in; sometimes the connector to the fan has corroded in a damp garagePull the freezer back panel, test the fan and its feedback line, clear the ice if that is the cause, and replace the motor when it is done
SY CECommunication error between the user interface and the main controlIn most cases a connector or harness in the door hinge or the top of the cabinet; less often a control board with a failed communication lineTrace the harness, clean and reseat the connectors, and replace the board that has stopped talking if that is what the test shows
SY CFCommunication failure: the boards have stopped talking entirelyA dead display board, a failed main control, or a harness cut by the doorTest power and data at both ends and replace the failed board rather than both
OPA temperature sensor reads openA thermistor whose element has failed, or a wire and connector eaten by corrosion in a damp or unheated spaceMeter the sensor against a known temperature, then replace it or fix the connection; the display names which compartment
SHA temperature sensor reads shortedA crushed or wet thermistor, often behind a shelf or in the freezer wall of a garage unitSame test as OP, and a shorted sensor is generally replaced outright
dFDefrost did not complete or the defrost circuit failedA heater that has opened, a defrost thermostat or bimetal that is stuck, or a defrost relay gone quiet on the boardTest the heater and the bimetal, verify the relay, and replace what actually failed before ice builds on the coil

Six checks you can make safely

  • Decide the category first: Sb and PF are not faults, and the fix is on the keypad, not inside the refrigerator.
  • For PF, look at the outlet: for a garage refrigerator, press the reset button on the GFCI receptacle or check the breaker before anything else.
  • For SY EF, open the freezer and listen with the door switch held in; a fan you can hear means the fault is in the feedback, one you cannot means ice or motor.
  • For OP or SH, note whether the freezer or the fresh-food readout shows it; that tells us which sensor to bring.
  • For dF, look at the freezer's rear wall: a sheet of frost building there confirms defrost has stopped, and the door should stay closed until we arrive.
  • For any code, unplug the refrigerator briefly and plug it back in once; if the code returns within a day, do not keep repeating the reset.

When to stop and call the shop at the Lacey line

Stop as soon as a reset brings the code straight back, or the freezer temperature is rising with SY EF or dF on the display, because food has a day at most. Do not pull the freezer back panel to chip ice or reach the fan; the evaporator behind it punctures easily, and a punctured coil ends the refrigerator. Do not swap boards on a guess; SY CE is far more often a connector than a board. If the refrigerator is warm, it goes to the front of the day, and same-day visits from our Woodland District base are often open; a garage unit still holding temperature is booked inside the week.

A Frigidaire code you cannot sort into mode or fault, or a freezer that is warming? The shop by the Sleater-Kinney interchange often has same-day visits open; pick your arrival window online and we will call to confirm. Book a diagnostic →

Questions

Is SY EF the death of the refrigerator?

Almost never. It says the evaporator fan is not being seen by the control, and a fan motor is one of the more routine parts we carry for Frigidaire. The important thing is to act on it; without that fan the freezer cools but the fresh-food side does not, and the coil ices over. The invoice states the warranty period on the repair.

Why do garage refrigerators throw so many OP and SH codes?

Damp. Olympia garages sit near dew point for much of the year, and the sensor connectors in a refrigerator were not designed for it. Corrosion raises resistance until the control reads open. Unheated garages in winter also push single-thermostat models outside their operating range. We test the sensor and the connector, and we tell you plainly whether the garage is the problem.

What will the visit cost?

One fee for the diagnostic visit, the same anywhere in the ring that spreads out from the Olympia–Lacey line, and the shop names it as you book. The technician tests, identifies the failed part, and puts one repair figure in writing. When you approve, the visit fee is already included in that figure. When you decline, you pay that fee and we leave it at that.

PF shows after every windstorm. Is something wrong?

Not with the refrigerator. PF is a record, not a fault; the control noticed power was lost and wants you to know food may have warmed. Clear it and check the temperatures. If the refrigerator did not restart on its own after the outage, or trips a breaker when it tries, that is a different matter and worth a call.

Can you tell me whether Frigidaire still covers it?

Yes, and before we quote anything. We look up the serial and check whether the sealed system or the failed part is still inside the maker's term. If so, we tell you how to use it. We are independent, so there is no reason for us to steer you either way.

More code sheets

Frigidaire repair in Olympia → · Refrigerator & Freezer Repair →