Error code reference

Maytag Washer Error Code nP

No power to motor control or motor not running

No power to motor control or motor not running - communication problem between motor, motor control board and machine control board.

First step from the service manual

Check 120 VAC between L and N terminals on motor control board; check JP4 connector and RD30 wire.

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

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  • 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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