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Error code reference

Samsung Refrigerator Error Code Comp starting Failure

Compressor fails to start.

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What the Comp starting Failure error code actually means

Your Samsung refrigerator is showing this error because the compressor, which is the component that keeps everything cold, failed to turn on when the control board told it to. This could be an electrical problem inside the compressor itself, a faulty power module, or an issue with the refrigerant system. Until the underlying cause is fixed, the refrigerator will not cool properly.

Diagnostic procedure

The full Comp starting Failure procedure

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MyPros+ · DiagnosticsStep 1 preview
1
First diagnostic step
Check if there is a short between compressor terminals. Check IPM Voltage (under 13.5V). Check if there is a short between IPM Pins #1-33. Check the Compressor and the Cycle.
More steps, wiring diagram references, and verified part numbers
Includes expected resistance and voltage values, connector pinouts, and supersession notes for replacement parts.
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Most common causes of Comp starting Failure

Ranked by how often they cause this code
  1. 1Compressor winding short circuit
  2. 2IPM voltage below 13.5V
  3. 3Short between IPM pins 1 and 33
  4. 4Failed or damaged IPM board
  5. 5Abnormal refrigerant cycle pressure

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Questions people ask about Comp starting Failure

What does Comp starting Failure mean on a Samsung refrigerator?
This error means the refrigerator's control system attempted to start the compressor but received no confirmation that it started successfully. The fault involves the compressor itself, the Intelligent Power Module (IPM) that drives it, or the refrigerant cycle pressure. Cooling will not occur until the root cause is resolved.
Will resetting the refrigerator clear this error?
A power reset may temporarily clear the error code display, but if the underlying fault, such as a shorted compressor winding, low IPM voltage, or a pinshort on the IPM, is still present, the error will return when the control board attempts another startup sequence. A reset is not a repair and does not address the root cause.
How much does it cost to repair a Comp starting Failure on a Samsung refrigerator?
Repair costs vary depending on the failed component. IPM board replacement typically falls in the range of $150 to $350 including parts and labor. Compressor replacement is more expensive, generally ranging from $400 to $700 or more depending on labor rates and the specific model. Diagnosing the fault accurately before ordering parts is important to avoid unnecessary expenses.
Can I fix a Comp starting Failure error myself?
Some basic checks, like verifying the condenser coils are clean and airflow is unobstructed, can be done without special tools. However, testing IPM voltage, checking specific pin continuity on the IPM board, and measuring compressor terminal resistance all require a multimeter and a working knowledge of refrigerator electronics. Refrigerant cycle diagnosis and compressor replacement require EPA certification and professional equipment.
Is it safe to keep using my refrigerator while this error is active?
When this error is active, the compressor is not running, which means the refrigerator is not cooling. Food safety is at risk if the condition persists for more than a few hours. You should move perishable items to another refrigerator or add ice until the repair is completed.

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