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Bosch
Side-By-Side Refrigerator

Model # B20CS51SNW/01 Official Bosch refrigerator

Here are the diagrams and repair parts for Official Bosch B20CS51SNW-01 refrigerator, as well as links to manuals and error code tables, if available.

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  • In the search box below, enter all or part of the part number or the part’s name.

Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

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Error Codes

Model diagram and schematic

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Showing 10 of 138 parts  |
Refrigerator Filter 601057
#527

Fan/drawer diagram

Refrigerator filter

Part #601057

Replaced by #00601057

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Manufacturer substitution
This part replaces 601057. Substitute parts can look different from the original.
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Refrigerator Ice Maker 497878
#422

Evaporator/icemaker diagram

Refrigerator ice maker

Part #497878

Replaced by #00649288

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Manufacturer substitution
This part replaces 497878. Substitute parts can look different from the original.
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$204.66 | 
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Refrigerator Water Valve 640574
#610

Compressor/condenser diagram

Refrigerator water valve

Part #640574

Replaced by #00640574

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Manufacturer substitution
This part replaces 640574. Substitute parts can look different from the original.
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Refrigerator Frame 497877
#421

Evaporator/icemaker diagram

Refrigerator frame

Part #497877

Replaced by #00649288

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Manufacturer substitution
This part replaces 497877. Substitute parts can look different from the original.
BEST SELLER
$204.66 | 
6% OFF Phone Price : $216.66
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Refrigerator Drawer Slide Rail 445997
Refrigerator drawer slide rail

Part #445997

Replaced by #00445997

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Manufacturer substitution
This part replaces 445997. Substitute parts can look different from the original.
$18.06
In Stock
Refrigerator Freezer Drawer Slide Rail 445987
Refrigerator freezer drawer slide rail

Part #445987

Replaced by #00445987

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Manufacturer substitution
This part replaces 445987. Substitute parts can look different from the original.
$23.49
In Stock
Refrigerator Dairy Bin 446134
#301

Refrigerator door diagram

Refrigerator dairy bin

Part #446134

Replaced by #00446134

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Manufacturer substitution
This part replaces 446134. Substitute parts can look different from the original.
$70.69 | 
8% OFF Phone Price : $76.69
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Refrigerator Ice And Water Dispenser Button 601306
#218

Freezer door diagram

Refrigerator ice and water dispenser button

Part #601306

Replaced by #00601306

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Manufacturer substitution
This part replaces 601306. Substitute parts can look different from the original.
$32.39 | 
16% OFF Phone Price : $38.39
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Refrigerator Water Filter 640565
#127

Cabinet diagram

Refrigerator water filter

Part #640565

Replaced by #00640565

?
Manufacturer substitution
This part replaces 640565. Substitute parts can look different from the original.

Get free shipping with Automatic Reorder

$97.98
In Stock
Refrigerator Freezer Evaporator Sensor 601059
#403

Evaporator/icemaker diagram

Refrigerator freezer evaporator sensor

Part #601059

Replaced by #00601059

?
Manufacturer substitution
This part replaces 601059. Substitute parts can look different from the original.
$32.67
In Stock

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Main causes: blocked air vents, compressor problems, condenser or evaporator fan not working, control system failure, se…

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Main causes: control board or cold control failure, broken compressor start relay, compressor motor failure, defrost tim…

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Main causes: leaky door gasket, defrost system failure, evaporator fan not running, dirty condenser coils, condenser fan…

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Why isn't my refrigerator cooling well?

Main causes: blocked vents, defrost system problems, evaporator fan failure, dirty condenser coils, bad sensors, condens…

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Why won't my refrigerator ice maker make ice?

Main causes: jammed ice cubes, broken ice maker assembly, dirty water filter, kinked water line, bad water valve, freeze…

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Main causes: damaged door seal, faulty defrost sensor or bi-metal thermostat, broken defrost heater, bad defrost timer o…

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Repair difficulty
Time required
 15 minutes or less
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How to replace a refrigerator water valve

Replace the water valve that feeds water to the ice maker and water dispenser if it no longer controls the flow of water…

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Time required
 15 minutes or less
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How to replace a refrigerator temperature control board

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