Model reference

Samsung WA48H7400AW/A2

Washer

2 documents20 error codes2 service modes

Available documentation

Service Manual

WASHING MACHINE (TOP-LOADING) SERVICE Manual35 pg
Covers this model

Bulletin

Clutch Assembly Design Change PE/PC, PE1/PC1 (Clutch Error)2 pg
Covers this model

MyPros+ Max

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Test values, resistance specs, and wiring references
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M+ Max·Samsung Washer

1E on my Samsung WA48H7400AW/A2

M+

Water Level Sensor Trouble — the input

From Service Manual 423327, p.19:

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 (20)

CodeMeaning

1EWater Level Sensor Trouble 3EMICOM is attempting to drive the motor but is not getting any response signals…4EFilling continues for more than 60 minutes or there is no change of water level…4E2The hot/cold water hose connection is not correct.5EThe water level fails to drop below the Reset Water Level within 30 minutes…8EOutput from the MEMS sensor is over 4.5V or under 0.5V continuously for 5…8E1Output from the MEMS sensor is over 4.5V or under 0.5V continuously for 5…8E2Output from the MEMS sensor is over 4.5V or under 0.5V continuously for 5…AECommunication error between SUB PBA and MAIN PBA.bE2A button except the Power button is continually pressed.dEDoor is detected as open while the unit is trying to lock the door.dE1Door fails to unlock after 7 attempts.LEA water level lower than the Reset water level is detected for 5 seconds during…OEWater level sensor data (frequency) shows the water level is at or above the…PEClutch Motor Error PE1Clutch Motor Error SdSuds is detected during the washing session (alternate display of Sud; not a…SudSuds is detected during the washing session (not a true error; when washing…tEWater temperature sensor fault is detected continuously for 5 seconds.UEUnbalance or cabinet bump is detected during final spin.

Service modes (2)

Board Input TestReferenced in troubleshooting for checking Water Temperature; specific button entry sequence not…
Quick Test ModeReferenced in troubleshooting for Door Lock/Unlock Test and Motor Test; specific button entry…

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

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