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Error code reference
Midea Air Conditioner Error Code CS
Open or short circuit of condenser temperature sensor (T3).
SourceMidea PTAC Air Conditioner - Service Manual: 7,000-15,000 BTU/hp. 17, 28
Diagnostic procedure
The full CS 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 the connection between temperature sensor and PCB. If properly connected, measure the resistance value of the sensor.
SourceMidea PTAC Air Conditioner - Service Manual: 7,000-15,000 BTU/hp. 17, 28
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 Midea air conditioner.
Models covered by the manuals that document this code
75,000+ service documents · 20,000+ error codes · 100+ brands
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