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Model reference

Maytag MAH4000B

Washer

20 documents8 error codes12 service modes

Available documentation

Service Manual

  • New Century Neptune Washer Service Manual Supplement52 pg
    Covers this model

Bulletin

  • Technical Bulletin - Tub Cover Tab Modification1 pg
    Covers this model
  • Technical Bulletin - New Spinner and Baffle Design1 pg
    Covers this model
  • TS Bulletin 675 - Pre-Attached Rubber Feet1 pg
    Covers this model
  • Laundry TubCover - Revision1 pg
    Covers this model
  • Driven Pulley Mounting Bolt - Revised1 pg
    Covers this model
  • HNP106 Software Updates1 pg
    Covers this model
  • LAUNDRY Pump - Revised1 pg
    Covers this model
  • Service Bulletin - TS635 (New Machine Control Board - HNP106)2 pg
    Covers this model
  • Service Bulletin - TS602 (Corrugated Drain Hose)1 pg
    Covers this model
  • Door Boot Gasket - Revised1 pg
    Covers this model
  • Technical Bulletin - Maytag Neptune Burnt Resistors2 pg
    Covers this model
  • Stops in Mid-Cycle3 pg
    Covers this model
  • Technical Bulletin - Motor Drive System Neutral Feed Issue1 pg
    Covers this model

Service Flash

  • Introduction of New Software3 pg
    Covers this model
  • RT26141 Software enhancement5 pg
    Covers this model
  • Washer Stops In Mid Cycle and or Flashes A Code1 pg
    Covers this model

Other

  • searsrt26 134 01 11 052 pg
    Covers this model
  • TS6031 pg
    Covers this model
  • TCL 0015B B1 pg
    Covers this model
MyPros+ Max

Diagnose your Maytag MAH4000B.

  • Step-by-step diagnostics from the service manual
  • Test values, resistance specs, and wiring references
  • Verified part numbers when replacement is needed
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Error codes (8)

CodeMeaning
FLDoor fails to lock after 11 attempts.LODoor fails to unlock after 11 attempts.LrLocked rotorndNo drainnFNo fillodDoor switch was not seen open since the last final spinPFPower failure detectedsdSuds detected

Service modes (12)

  • Advertising Mode (LCD Washer - MAH7500A)Press and hold the Favorites and Back keys simultaneously for 3 seconds.
  • Advertising Mode (LED Washer - MAH5500B)Press and hold the Heavy Soil and Cotton/Sturdy keys simultaneously for 3 seconds.
  • Board Input Test (LED Washer)Enter Service Mode, then press the Hand Wash key.
  • Board Output Test (LED Washer)Enter Service Mode, then press the Rinse key.
  • Membrane Pad Check (LED Washer)Enter Service Mode, then press the Wrinkle Free key.
  • Quick Service Cycle (LED Washer)Enter Service Mode, then press the Delicates key.
  • Quick Spin Test (LCD Washer)Enter Service Mode, select Service Tests, then select Quick Spin Test and press start quick spin…
  • Quick Spin Test (LED Washer)Enter Service Mode, then press the Spin key.
  • Service Mode (LCD Washer - MAH7500A)Press and hold the Back and Help keys simultaneously for 5 seconds.
  • Service Mode (LED Washer - MAH5500B)Press and hold the Delicates and Heavy Soil keys simultaneously for 3 seconds.
  • System Check (LCD Washer)Enter Service Mode, select Service Tests, then select System Check.
  • User Interface Test (LCD Washer)Enter Service Mode, select Service Tests, then select User Interface Test.

Full entry steps, exit procedures, and test sequences are available in Max.

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