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Error code reference
Samsung Air Conditioner Error Code OPERATION flickering, TIMER flickering, TURBO flickering
Indoor unit heat exchanger temperature sensor error (open or short)
SourceSamsung AS12FANXBG Air Conditioner - Service Manual: Troubleshootingp. 12-9
Diagnostic procedure
The full OPERATION flickering, TIMER flickering, TURBO flickering 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 assembly condition of sensor connector CN43 on indoor unit Main PCB; detach room pipe sensor connector CN43 and check resistance between Pin #3 and #4
SourceSamsung AS12FANXBG Air Conditioner - Service Manual: Troubleshootingp. 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
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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