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Error code reference

Whirlpool Refrigerator Error Code LED1+LED3+LED4 blink

Multiple failures

Whirlpool codesWhirlpool refrigerator codes
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Diagnostic procedure

The full LED1+LED3+LED4 blink 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
Confirm the fault
Power cycle the unit: switch off the breaker for 60 seconds, then restore power. If the code returns, the fault is persistent and the procedure below isolates the cause.
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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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