Model reference

Samsung SMH7174BE

Microwave

3 documents38 error codes1 service mode

Available documentation

Service Manual

MICROWAVE OVEN SERVICE Manual44 pg
Covers this model
SERVICE MICROWAVE OVEN Manual44 pg
Covers this model
MICROWAVE OVEN SERVICE Manual4 pg
Covers this model

MyPros+ Max

Diagnose your Samsung SMH7174BE.

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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M+ Max·Samsung Microwave

-SE- on my Samsung SMH7174BE

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Key short error (key shorted for 10

From Service Manual 315175, p.27:

1.Access service mode to confirm the active fault code and read stored error history.

2.Measure control board supply voltage at test points. Expected: 12 VDC and 5 VDC.

3.Inspect all connectors on the main control for corrosion or backed-out pins.

Part DA92-00384N

Main PCB assembly

Error codes (38)

CodeMeaning

-SE-Key short error (key shorted for 10 seconds).E-01Door opens when it should not be opened.E-02Cooking time setting over error (MWO).E-03Cooking time setting over error (Grill).E-04Cooking time setting over error (Convection).E-05Cooking time setting over error (Combination).E-06Swing heater failed to sense stop for 20 seconds during cooking.E-08MWO function starts with spit inserted into cavity.E-09Damper not set to position for 2 minutes.E-11Gas sensor open error (not sensed).E-12Gas sensor short error.E-13Gas sensor T1 max time error.E-14Gas sensor dry up / no load error.E-21Temperature sensor open error.E-22Temperature sensor short error.E-23Temperature sensor T1 max time error (preheating not completed).E-24Over temperature error from temperature sensor.E-25Abnormal temperature sensed during microwave cook mode.E-26Temperature not over the fixed AD value in first 3 minutes after heater cooking…E-31Weight sensor open error (HEX value above FF for 5 seconds).E-32Weight sensor short error.E-33Weight sensor initial HEX value under 14 for 30 seconds while sensor in…E-34Weight sensor initial K value above or under ±28 as HEX value.E-35Weight sensor calculated value of A is negative.E-36Door opens during sensor cooking (weight sensor).E-41Easy/PH sensor open error.E-42Easy/PH sensor short error.E-43Easy/PH sensor T1 max time error.E-44Easy/PH sensor dry up error.E-45Easy/PH sensor cooling error (3 minutes).

View all 38 error codes

E-46Easy/PH sensor primary open error (3 minutes).E-47Door opens during cooking (Easy/PH sensor).E-51EEPROM open error (sense failure).E-53EEPROM read/write error.E-54EEPROM zero not to be set.E-61Humidity sensor open error E-62Humidity sensor short error E-63Humidity sensor T1 max time error.

Service modes (1)

Sensor Quick TestWith 2 fingers, touch and hold the Auto Defrost and Sensor Reheat pads at the same time.

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

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