Maytag AGS1740BD series Service page 20

Testing Procedures
To avoid risk of electrical shock, personal injury or death; disconnect power and gas to range before servicing,
unless testing requires power and/or gas.
Diagnostic Code Checking
Code Description
1c1c Shorted key
1c2c Keyboard tail disconnected
1c31 Cancel key circuit problem
1c6c EEPROM error
1c7c Control not calibrated
1c8c Cooking program error
1d11 Runaway temp (650°F), door unlocked
1d21 Runaway temp (950°F), door locked
3d11 Sensor open
3d21 Sensor shorted
4d11 Door switch position failure
4d51 Door switch circuit failure
9d11 Latch will not lock
9d21 Latch will not unlock
9d31 Latch state unknown, both locked and
unlocked
Diagnostic Code Handling
Code Measurable
1c1c Keypress
1c2c Keyboard loop improper value
1c31 Cancel key improper value
1c6c No response from EEPROM
1c7c Calibration value out of range
1c8c CRC invalid
1d11 Sensor resistance > 2237 Ohms
1d21 Sensor resistance > 2787 Ohms
3d11 Sensor resistance > Infinite Ohms
3d21 Sensor resistance > 0 Ohms
4d11 Door switch not closed when door is
locked
4d51 Door switch not open or closed
9d11 Lock switch not closed
9d21 Unlock switch not closed
9d31 Lock and unlock switches both closed
20
!
WARNING
When Checked
Always
Always
Always
When accessing EEPROM
Always
Cook or clean programmed
Latch unlocked
Latch locked
Cook or clean active
Cook or clean active
Clean or keyboard Lockout active
Convect, Clean or Keyboard Lockout
programmed
Latch should be locked
Latch should be unlocked
Latch should be locked or when lock
attempted
What is Displayed
Nothing
Nothing
3
BAKE flashes
Nothing
"CAL" in time digits
Nothing
3
BAKE flashes
3
BAKE flashes
3
BAKE flashes
3
BAKE flashes
Nothing
Nothing
3
LOCK flashes
3
LOCK flashes
3
LOCK flashes
16026293
1 minute
1 minute
20 seconds
3 tries
3 tries
3 tries
1 minute
1 minute
20 seconds
20 seconds
1 minute
1 minute
See Note
See Note
See Note
Action Taken By Control
Disables audible for affected key
depression
1, 2
Disables all outputs
Disables lights and timers
Disables audible for key depression
1
Disables all outputs
Disables lights and timers
Disables all outputs for cavity
1
Disables all outputs
Completely disables oven
Cancels active cook functions
Disables all cook functions for cavity
Disables all cook functions for cavity
Disables all cook functions for cavity
Disables all cook functions for cavity
Disables Clean and Lockout
5
functions
Disables Convect, Clean, and
4, 5
Lockout functions
Turn off light and disable light from
door switch
Disables Clean and Lockout
4
functions
Disables Clean and Lockout
4
functions
Disables Clean and Lockout
4
functions
©2005 Maytag Services
Detection
6
6
6
1
4