Error code reference

Samsung Heat Pump Error Code E416

Prohibit starting by low pressure - low pressure sensor value below 3.1 kg/cm2G during cooling or below 2.6 kg/cm2G during heating before pump down start for 3 consecutive seconds.

SourceSamsung Heat Pump - Service Manual: Troubleshooting Guide (AVXCMH036EA)p. 12-9

Diagnostic procedure

The full E416 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
Measure pressure using manifold gauge when system is stopped; read low pressure sensor value using view mode or S-net and compare.

SourceSamsung Heat Pump - Service Manual: Troubleshooting Guide (AVXCMH036EA)p. 12-9

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

6 manuals in the MyPros+ library document this code for Samsung heat pump.

Models covered by the manuals that document this code

75,000+ service documents · 20,000+ error codes · 100+ brands

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