Samsung refrigerator PC ER / PC CH error
ErrorPC ER / PC CH
Samsung identifies PC ER and PC CH as communication errors between refrigerator components. Check the door connection only as the official guide permits, then use service if it returns.
What the code means
The refrigerator has detected a component communication error
Disconnect power before touching the door harness. Do not remove refrigerator panels, probe live circuits, or continue if the harness or connector is damaged.
Typical symptoms
01PC ER or PC CH appears on the display
02The code may follow a power surge or a door connection issue
03The code returns after the official harness and power check
Likely causes
Start with the least invasive explanation and stop if the check requires internal electrical or sealed-system access.
01A recent power surge or electrical anomaly
02A door wiring-harness connection issue
03A component or control fault requiring service
Safe next steps
- 1Record PC ER or PC CH and the exact refrigerator model
- 2Disconnect refrigerator power or switch off the circuit breaker
- 3Only if the model guide exposes the door harness safely, disconnect and reconnect the harness above the door
- 4Restore power and observe one self-test
- 5If the code returns, request Samsung service
Step-by-step repair
- 1Samsung's published procedure is limited to isolating power, reconnecting the wire harness above the door, and restoring power. Do not attempt board or harness replacement without exact-model service instructions.
Repair details
€Estimated cost
The official harness check normally needs no part. A communication repair requires an exact-model Samsung quote.
The official harness check normally needs no part. A communication repair requires an exact-model Samsung quote.
⏱Estimated time
About 10–20 minutes for the isolated harness and one restart check; service time is model-specific.
About 10–20 minutes for the isolated harness and one restart check; service time is model-specific.
🔧Tools
Exact Samsung refrigerator model manual, No electrical test tool is permitted, Dry hands and adequate lighting
Exact Samsung refrigerator model manual, No electrical test tool is permitted, Dry hands and adequate lighting
▣Spare parts
No harness, control board, or display part is confirmed by PC ER/PC CH alone.
No harness, control board, or display part is confirmed by PC ER/PC CH alone.
What not to do
- Do not touch the harness with power connected, remove refrigerator panels, probe live circuits, or keep using the unit if wiring is damaged.
Preventive maintenance
- 1Avoid pulling or twisting refrigerator doors and keep the exact model number available for service.
Frequently asked questions
What do PC ER/PC CH mean?
Samsung identifies a communication error between refrigerator components.
What if it returns?
Request Samsung service after the isolated harness and power check.
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