Error code reference

Samsung Refrigerator Error Code 18

Fan motor system abnormality in machine compartment (condenser fan) - contact failure on the feedback signal line, motor wire missing, or defect of the motor itself when operating the relevant fan motor.

SourceSamsung Refrigerator - Service Manual: Alignment, Test Functions & Alarms (RM255LAWPXAA)p. 32

Diagnostic procedure

The full 18 procedure

Step 1 is visible so you can confirm you are on the right page. The remaining steps, the ones that tell you whether to actually replace a part, unlock with any pass.

MyPros+ · DiagnosticsStep 1 preview
1
First diagnostic step
Check condenser fan motor feedback signal line, motor wire, and motor operation.

SourceSamsung Refrigerator - Service Manual: Alignment, Test Functions & Alarms (RM255LAWPXAA)p. 32

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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Where this code is documented

12 manuals in the MyPros+ library document this code for Samsung refrigerator.

Models covered by the manuals that document this code

More models are covered than are listed here.

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