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Error code reference

Whirlpool Refrigerator Error Code D9+D8+D7

Multiple failures detected during service diagnostic mode (main board, RC sensor, and/or defrost sensor).

Multiple failures detected during service diagnostic mode (main board, RC sensor, and/or defrost sensor).

First step from the service manual

Check main control board, RC thermistor, and defrost sensor. When more than one failure is detected, the major fail is shown.

The complete diagnostic procedure includes additional test steps, resistance specifications, wiring diagram references, and component test points.

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Get the full diagnostic procedure for D9+D8+D7.

  • Step-by-step tests with expected resistance, voltage, and continuity values
  • Wiring diagram references and connector pinouts from the OEM service manual
  • Verified part numbers when replacement is required
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