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Error code reference

Daewoo Refrigerator Error Code CE

For the Front PCB, no data received from RX for 30 seconds (communication error).

Daewoo codesDaewoo refrigerator codes
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What the CE error code actually means

The CE error means the display panel on the front of your refrigerator has stopped receiving information from the main computer board inside the appliance. This communication breakdown can prevent the fridge from operating normally and needs to be diagnosed by checking the wiring or replacing a faulty control board. Think of it like two parts of the refrigerator that need to talk to each other but one has gone silent.

Diagnostic procedure

The full CE procedure

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1
Confirm the fault
Power cycle the unit: switch off the breaker for 60 seconds, then restore power. If the code returns, the fault is persistent and the procedure below isolates the cause.
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Most common causes of CE

Ranked by how often they cause this code
  1. 1Loose or disconnected wiring harness connector
  2. 2Damaged communication wiring
  3. 3Failed main control board
  4. 4Failed front PCB
  5. 5Transient power disruption

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Questions people ask about CE

What does CE mean on a Daewoo refrigerator?
CE stands for communication error. It means the front PCB on your Daewoo refrigerator has not received any data from the main control board through its RX (receive) line for 30 seconds or more. This points to a breakdown in the internal serial communication between the two control boards. The cause can be a wiring fault, a loose connector, or a failed board on either end of the communication link.
Will resetting my Daewoo refrigerator clear the CE error?
A power reset, which involves unplugging the refrigerator for several minutes and then plugging it back in, may clear the CE code if it was triggered by a temporary signal dropout. If the underlying cause is a damaged wire, corroded connector, or failed control board, the code will return after the reset. A reset is a useful first diagnostic step but not a permanent fix for hardware faults.
How much does it cost to repair a CE error on a Daewoo refrigerator?
Repair costs depend on the root cause. If the fix is simply reseating a connector, there may be no parts cost, only a service call fee if a technician is involved, which typically ranges from $75 to $150. Replacing a wiring harness or front PCB can add $50 to $200 or more in parts, while a main control board replacement may range from $100 to $300 in parts depending on the model.
Can I fix the CE error on my Daewoo refrigerator myself?
Some cases of the CE error can be addressed without professional help, particularly if the cause is a loose wiring connector. Unplugging the refrigerator, locating the harness between the front PCB and the main control board, and reseating all connectors is a reasonable first step. However, if the error returns after reconnecting and power cycling, a board replacement is likely needed and may require a technician.
Is it safe to keep using my Daewoo refrigerator with a CE error?
A CE error means the front control panel and the main board are not communicating properly, which can affect the refrigerator's ability to maintain correct temperatures and respond to settings changes. Continued use with this error active is not recommended for food safety reasons. You should monitor temperatures closely and address the fault as soon as possible to avoid food spoilage.

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