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Error code reference
LG Refrigerator Error Code Stroke
Compressor stroke trip - abnormally large piston stroke detected (stroke > 17mm), protecting piston from collision.
SourceLG Refrigerator - Full Service Manual: GR-M24 Seriesp. 33-37
Diagnostic procedure
The full Stroke 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 harness wiring among PCB, compressor and capacitor; check for system errors such as condenser fan or freezer fan error, moisture clog, capillary tube clog or refrigerant leakage.
SourceLG Refrigerator - Full Service Manual: GR-M24 Seriesp. 33-37
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 LG refrigerator.
Models covered by the manuals that document this code
75,000+ service documents · 20,000+ error codes · 100+ brands
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