Samsung SMH7175BC/XAA, Fast Track Troubleshooting

Fast Track Troubleshooting 

Publication #  nwSMH7175   Creation Date 05/9/2012

Model:   

SMH7175BC/XAA 

SMH7175BE/XAA, 
SMH7175CC/XAA 

SMH7175CE/XAA 
SMH7175WC/XAA 

SMH7175WE/XAA 

Samsung 'Microwave' Diagnostic Code Quick Guide 

Failure Code 

Cause 

E-11 Open 
E-12 Short 
E-13 T1 Max Time Error 
E-14 Dry Up / No Load 

Error Code Gas Sensor Error Case  (E-1X) 

E-21 Open 
E-22 Short 
E-23 T1 Max Time Error (Preheating not  completed) 
E-24 Over temperature error 
E-25 Abnormal temperature is sensed at Micro Cook 
E-26 Temp is not over the fixed AD in first 3 minutes after heater starts. 

Error Code Temp Sensor Error Case (E-2X) 

E-31 Open (When value of HEX is above “FF” for 5 seconds) 
E-32 Short 
E-33 The initial value of HEX is under “14” for 30 seconds while a weight 
sensor in operation. 
E-34 The initial value of K calculated by a weight 
sensor is above and under “±28” as value of HEX. 
E-35 The value of A is “-” as a weight sensor calculates. 
E-36 In case the door opens during sensor cooking. 

Error Code Gas Sensor Error Case  (E-1X) 

E-41 Open 
E-42 Short 
E-43 T1 Max Time Error 
E-44 Dry Up 
E-45 Cooling Error (3minutes) 
E-46 Primary Open Error(3minutes) 
E-47 The door opens during cooking 

Error Code Easy/PH Sensor Error Case (E4) 

E-51 Open (Sense Failure) 
E-53 Read/Write Error 
E-54 Zero not to be set 

Error Code EEPROM Error Case  (E-5X) 

E-61 Open 
E-62 Short 
E-63 T1 Max Time Error 

Error Code Humidity Sensor Case (E-6X) 

-SE- Key Short Error (10 seconds) 
E-01 Door opens when the door should not be opened. 
E-02 Cooking Time Setting Over Error (MWO) 
E-03 Cooking Time Setting Over Error (Grill) 
E-04 Cooking Time Setting Over Error (Convection) 
E-05 Cooking Time Setting Over Error (Combination) 
E-06 It fails to sense that the swing heater has stopped for 20 seconds  
during cooking. 
E-08 In case function of MWO starts with spit inserted into cavity inside. 
E-09 The damper is not set to be positioned for 2 minutes. 

Error Code Others (E-0X, Letter) 

IMPORTANT SAFETY NOTICE

 – 

“For Technicians Only”

  This service data sheet is 

intended for use by persons having electrical, electronic, and mechanical experience 
and knowledge at a level generally considered acceptable in the appliance repair trade.  
Any attempt to repair a major appliance may result in personal injury and property 
damage.  The manufacturer or seller cannot be responsible, nor assume any liability for 
injury or damage of any kind arising from the use of this data sheet.