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Error code reference
Samsung Air Conditioner Error Code 153
Indoor floating sensor error (drain pump float switch detection).
SourceSamsung Air Conditioner - Service Manual: PCB Setup & Troubleshootingp. 4-25, 4-43, 4-99
Diagnostic procedure
The full 153 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 if the wire of indoor floating sensor is broken; check drain pump wire; check if drain pump operates well.
SourceSamsung Air Conditioner - Service Manual: PCB Setup & Troubleshootingp. 4-25, 4-43, 4-99
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
1 manual in the MyPros+ library documents this code for Samsung air conditioner.
Models covered by the manuals that document this code
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