Testing Procedures
!
WARNING
To avoid risk of electrical shock, personal injury or death; disconnect power to oven before servicing, unless
testing requires it.
©2003 Maytag Appliances Company
16022506
23
Description of Error Codes
Error diagnostic codes can only be viewed by entering the Diagnostic Code Display Mode.
Each error code is four digits long and is created based on the following table.
Digit Description
1
st
Primary System:
1 – Local to the control circuit board
3 – Sensor or meat probe
4 – Control input
9 – Door lock
2
nd
Measurable:
d – Diagnostic failure: measurable parameter
c – Control related error, replace control
3
rd
Primary failure mechanism
4
th
Oven Cavity:
1 – Upper oven (or single cavity oven)
2 – Lower oven
c – Control specific
Diagnostic Code Checking
Code Description
When
Checked Detection
1c1c
Shorted key
Always
1 minute
1c2c
Keyboard tail disconnected
Always
1 minute
1c31
Cancel key circuit problem
Always
20 sec
1c32
Cancel key circuit problem
Always
20 sec
1c4c
Power micro communication failure
Always
20 sec
1c6c
EEPROM error
When accessing EEPROM
3 tries
1c7c
Control not calibrated
Always
3 tries
1c81
Cook profile corrupted in EEPROM
Cook or clean programmed
3 tries
1c82
Cook profile corrupted in EEPROM
Cook or clean programmed
3 tries
1d11
Runaway temperature (650
°
F), door unlocked
Latch unlocked
1 minute
1d12
Runaway temperature (650
°
F), door unlocked
Latch unlocked
1 minute
1d21
Runaway temperature (950
°
F), door locked
Latch locked
1 minute
1d22
Runaway temperature (950
°
F), door locked
Latch locked
1 minute
3d11
Temperature sensor failure (open)
Cook or Clean active
20 sec
3d12
Temperature sensor failure (open)
Cook or Clean active
20 sec
3d21
Temperature sensor failure (short)
Cook or Clean active
20 sec
3d22
Temperature sensor failure (short)
Cook or Clean active
20 sec
3d41
Meat probe shorted
Probe cook programmed
20 sec
3d51
Meat probe not calibrated
Always
3 sec
4d11
Door switch position failure
Clean or Keyboard Lockout active
1 minute
4d12
Door switch position failure
Clean or Keyboard Lockout active
1 minute
4d21
No Reverse Airflow Fan rotation (no/low RPM)
Cook or Clean programmed
1 minute
4d22
No Reverse Airflow Fan rotation (no/low RPM)
Cook or Clean programmed
1 minute
4d31
Reverse Airflow Fan state error
(on when supposed to be off)
When supposed to be off
1 minute
4d32
Reverse Airflow Fan state error
(on when supposed to be off)
When supposed to be off
1 minute
4d41
High Reverse Airflow Fan rotation, high RPM
Cook or Clean programmed
1 minute
4d42
High Reverse Airflow Fan rotation, high RPM
Cook or Clean programmed
1 minute
4d51
Door switch circuit failure
Convect, Clean, or Keyboard Lockout
programmed
1 minute
4d52
Door switch circuit failure
Convect, Clean, or Keyboard Lockout
programmed
1 minute
9d11
Latch will not lock
6
Latch should be locked
See note 6
9d12
Latch will not lock
6
Latch should be locked
See note 6
9d21
Latch will not unlock
6
Latch should be unlocked
See note 6
9d22
Latch will not unlock
6
Latch should be unlocked
See note 6
9d31
Latch both locked and unlocked
6
Latch should be locked or when lock attempted
See note 6
9d32
Latch both locked and unlocked
6
Latch should be locked or when lock attempted
See note 6