Model reference
Maytag MAT20PR
Washer
4 documents73 error codes25 service modes
Available documentation
Tech Sheet
- Tech Sheet - W11449144 - Rev D56 pg
- Tech Sheet - W11647907 - Rev B48 pg
- Tech Sheet - W10838072 - Rev B52 pg
- Tech Sheet - W11633998 - Rev B24 pg
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Diagnose your Maytag MAT20PR.
- 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 (73)
CodeMeaning
d13The Coin 2 sensor is detected as blocked; coin vault may be full or sensor may…d16No communication from Generation 2 debit card reader.d5The Coin 1 sensor is detected as blocked; coin vault may be full of money or…d9Incoming voltage detected below 90 VAC.F0 E5Off balance condition detected during operation.F01Indicates a main control fault.F03Main control detects an out of range pressure signal from the pressure sensor.F07Main control cannot determine position of shifter.F0E5Off balance load detected during cycle operation.F0E7Control board recognized line voltage below 90 VAC.F1 E1Main control fault has occurred.F1 E6Low voltage detected; control board recognized line voltage below 90 VAC.F11Indicates a fault of the motor control section of the main control.F1E1A fault has occurred in the main control.F2 E1Washer keypad is sensed pressed for continued duration (stuck key).F20Water level does not change for a period of time or water is present but main…F21Water level does not change after the drain pump is on for 10 minutes (long…F22Lid lock has not moved into locked position or motor cannot be powered; lid not…F24Inlet water temperature fault; inlet thermistor is detected to be open or…F25Main control cannot determine speed of basket, or speed changes too quickly…F26Lid is in locked state, but lid switch is open; main control cannot detect lid…F27Main control senses a water level that exceeds the washer's capacity (overflow…F29Lid lock has not moved into unlocked position or motor cannot be powered.F3 E2Pressure sensor fault; main control detects an out of range pressure signal.F3 E3Inlet water temperature fault; inlet thermistor detected open or shorted.F32No fill detected; water level does not change for a period of time.F3E1Main control detects an out of range pressure signal from the pressure sensor.F3E2Inlet water temperature thermistor is detected to be open or shorted.F5 E1Lid switch fault; lid is in locked state but lid switch is openF5 E3Lid lock fault; lid lock has not moved into locked position or motor cannot be…View all 73 error codes
F5 E4Lid unlock fault; lid lock has not moved into unlocked position or motor cannot…F5E1Lid is in locked state but lid switch is open; main control cannot detect the…F5E3Lid lock has not moved into locked position or motor cannot be powered…F5E4Lid lock has not moved into unlocked position or motor cannot be powered; main…F6 E1Communication failure between CCU and UI.F6E1Communication failure between CCU and UI; electrical connection between CCU and…F7 E1Basket speed sensor fault; main control cannot determine speed of basket or…F7 E2Motor control fault; indicates a fault of the motor control section of the main…F7 E5Shifter fault; main control cannot determine position of shifter.F70Communication failure between CCU and UI; electrical connection between CCU and…F71Communication failure between CCU and UI; electrical connection between CCU and…F73The User Interface identification does not match the expected value in the Main…F74The User Interface identification does not match the expected value in the Main…F77Off balance load detected.F7E1Main control cannot determine speed of basket, or speed changes too quickly…F7E5Main control cannot determine position of shifter.F7EDFault of the motor control section of the main control.F8 E1No fill / no water detected entering washer; water level does not change for a…F8 E3Overflow condition; main control senses water level exceeding washer capacity.F8E1No fill detected; water level does not change for a period of time or water is…F8E3Overflow condition; main control senses a water level that exceeds the washer's…F9 E1Long drain; water level does not change after drain pump is on for 10 minutes.F9E1Long drain; water level does not change after the drain pump is on for 10…FC E1Model/Serial not programmed; no model/serial number information saved on…FC E2Model/Serial do not match between Main Control and User Interface Control.FC E4USB fault; USB stick failure (full, not detected, or not accessible).FC E5Software update failure; software uploaded from USB stick does not match model…FC E6Model setup export failure; download of machine setup from machine to USB stick…FC E7Model setup import failure; machine number from downloaded setup does not match…FCE1No model/serial number information is saved on the machine's controls.FCE2Model/serial number information saved on the machine's controls is not the same…FCE3Wi-Fi connection fault.FCE4USB stick failure (USB full, not detected, or not accessible).FCE5Software uploaded from USB stick does not match to model number of machine.FCE6Download of machine setup from machine to USB stick failed.FCE7Upload of machine setup from USB stick to machine failed; machine number from…FCE8Wi-Fi module not responding or not connected.FP E1Coin 1 circuit error.FP E2Coin 2 circuit error.FP E3Card reader communication fault.FPE1Coin 1 circuit error.FPE2Coin 2 circuit error.FPE3Card reader communication error.
Service modes (25)
- Calibration Cycle (P-05)Access Service Diagnostic Test Modes, press MIXED until P-05 is displayed, press START.
- Clean Washer Cycle (P-12)Access Service Diagnostic Test Modes, press MIXED until P-12 is displayed, press START.
- Clear Errors (P-01)Access Service Diagnostic Test Modes, display shows P-01, press START to clear active error code.
- Cycle Credit (P-02)Access Service Diagnostic Test Modes, press MIXED until P-02 is displayed, press START.
- Drain & Spin Cycle (P-06)Access Service Diagnostic Test Modes, press MIXED until P-06 is displayed, press START.
- Help ModePerform step 1 of Activating Service Diagnostic Test Modes, then press MIXED until the 2.xx code is…
- Manual Overview Test (P-04)Access Service Diagnostic Test Modes, press MIXED until P-04 is displayed, press START
- P-01 Clear Errors["Enter Service Diagnostic Test Mode.","Press START when P-01 is displayed."]
- P-02 Cycle Credit["Enter Service Diagnostic Test Mode.","Press MIXED until P-02 is displayed.","Press START."]
- P-03 Quick Overview Test["Enter Service Diagnostic Test Mode.","Press MIXED until P-03 is displayed.","Press START to…
- P-03 Service Diagnostic["Enter Service Diagnostic Test Modes.","Press NORMAL Keypad until P-03 is displayed.","Press START…
- P-04 Manual Diagnostic["Enter Service Diagnostic Test Modes.","Press NORMAL Keypad until P-04 is displayed.","Press START…
- P-04 Manual Overview Test["Enter Service Diagnostic Test Mode.","Press MIXED until P-04 is displayed.","Press START
- P-05 Calibration Cycle["Enter Service Diagnostic Test Mode.","Press MIXED until P-05 is displayed.","Press START to…
- P-06 Drain & Spin Cycle["Enter Service Diagnostic Test Mode.","Press MIXED until P-06 is displayed.","Press START to…
- P-07 UI Diagnostics["Enter Service Diagnostic Test Mode.","Press MIXED until P-07 is displayed.","Press START to start…
- P-09 Tachometer Verification["Enter Service Diagnostic Test Mode.","Press MIXED until P-09 is displayed.","Press START to start…
- P-12 Clean Washer Cycle["Enter Service Diagnostic Test Mode.","Press MIXED until P-12 is displayed.","Press START to start…
- Quick Overview Test (P-03)Access Service Diagnostic Test Modes, press MIXED until P-03 is displayed, press START.
- Service Diagnostic Test Mode["For coin (PD) models
- Service Diagnostic Test Modes1
- Service Diagnostic Test Modes (main entry)["For coin (PD) models
- Tachometer Verification (P-09)Access Service Diagnostic Test Modes, press MIXED until P-09 is displayed, press START
- Technician Service Access Code (PR Free Vend models only)Press the POWERWASH, EXTRA RINSE, TEMPERATURE, and DELICATES key pads within 10 seconds.
- UI Diagnostics (P-07)Access Service Diagnostic Test Modes, press MIXED until P-07 is displayed, press START
Full entry steps, exit procedures, and test sequences are available in Max.
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