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Error code reference
Hisense Range Error Code Err 003
Communication failure between user interface and power board due to damaged connecting cable between PB and UI, or damaged PB or UI.
SourceHisense Range - Full Service Manual: HBE3501CPSp. 9
Diagnostic procedure
The full Err 003 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 4th wire between PB (Connector K23) and UI (Connector K1).
SourceHisense Range - Full Service Manual: HBE3501CPSp. 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 Hisense range.
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