Model reference

Bosch SHEM3AY55N01

Name: Bosch SHEM3AY55N01
Brand: Bosch

Dishwasher

1 document22 error codes3 service modes

Available documentation

Service Manual

Repair manual - Dishwasher101 pg
Covers this model

MyPros+ Max

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E:01 on my Bosch SHEM3AY55N01

M+

Faulty pump relay on power module or

From Service Manual 617126, p.18:

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

2.Measure drain pump winding resistance at connector J7. Expected: 12 to 16 ohms at room temperature.

3.Verify the board switches the pump at 120 VAC during the drain cycle.

Part 00620774

Drain pump

Error codes (22)

CodeMeaning

E:01Faulty pump relay on power module or low voltage/excessive voltage drop.E:02Faulty heater relay on power module; dishwasher runs without heating.E:04Faulty safety heater relay or faulty heater; dishwasher runs without heating.E:06Door ajar, not properly latched, or door latch Hall sensor not detected.E:08Heat pump detects low water level (no water condition); both NTCs overheated.E:09Faulty heater circuit (open-circuited); dishwasher runs without heating.E:11Heat pump NTC resistances out of range or NTCs show different values.E:13Incoming water temperature too hot (>75°C / 167°F).E:15Water in base has activated float switch, typically caused by leaking from…E:17Inlet water flow rate too high due to excessive inlet water pressure (often…E:18Inlet water flow rate too low; dishwasher waits for water filling then wash…E:20Faulty heat pump motor winding or heat pump harness disconnected.E:21Heat pump is blocked or clogged.E:22Water in sump (drain issue).E:23Faulty drain pump or drain pump harness disconnected.E:24Drain obstruction E:25Drain pump blocked or drain pump cover missing/loose, preventing pressure…E:27Low supply voltage continuously below 85 VAC; wash cycle completes prematurely.E:28Aqua sensor not properly calibrated; faulty harness, dirty or faulty/missing…E:29Low supply voltage below 85 VAC (may not display during wash cycle); wash cycle…E:30High supply voltage above 140 VAC (may not display during wash cycle)…E:32Overloaded drain pump due to kinked or clogged drain hose (may not display…

Service modes (3)

Customer settings (codings) change mode1
Power module reset - Method 11
Power module reset - Method 21

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

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