Error code reference

Sanyo Air Conditioner Error Code C5

Jumper connection malfunction protection-no jumper on controller, installed improperly, or damaged; corresponding circuit on mainboard has malfunction.

SourceSanyo DLC4/DLF4 R-410A Ductless Split System - Service Manualp. 49, 50, 54

Sanyo codes Sanyo air conditioner codes

Diagnostic procedure

The full C5 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

Verify jumper is inserted correctly on indoor control board AP1.

SourceSanyo DLC4/DLF4 R-410A Ductless Split System - Service Manualp. 49, 50, 54

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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

1 manual in the MyPros+ library documents this code for Sanyo air conditioner.

Models covered by the manuals that document this code

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The full C5 procedure

Where this code is documented

Models covered by the manuals that document this code

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