Error code reference

Samsung Air Conditioner Error Code P8

Compressor down due to protection control of low pressure sensor (less than 3 kg/cm²G in cooling for 2 seconds before pump down start).

SourceSamsung AVMKH032CA1 - Service Manual: Troubleshooting & Diagnosticsp. 181, 189

Samsung codes Samsung air conditioner codes

Diagnostic procedure

The full P8 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

First diagnostic step

Check indoor unit fan motor, EEV operation, and refrigerant charge level.

SourceSamsung AVMKH032CA1 - Service Manual: Troubleshooting & Diagnosticsp. 181, 189

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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

2 manuals in the MyPros+ library document this code for Samsung air conditioner.

Models covered by the manuals that document this code

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The full P8 procedure

Where this code is documented

Models covered by the manuals that document this code

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