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Bosch side-by-side refrigerator
These error code explanations can help you diagnose a problem with your Bosch side-by-side refrigerator. For repair how-to help, visit the PartsDirect repair help section, which includes repair help for refrigerators, other major appliances, lawn and garden equipment, garage door openers, vacuum cleaners and more. Search for your model number to find a complete list of replacement parts for your refrigerator.
Error Codes
Error Code
E01
Condition
Refrigerator compartment temperature sensor is defective
Check / Repair
Unplug the refrigerator and reconnect any loose connections on the wire harness on the temperature sensor for the refrigerator compartment, which is in the upper right corner of the refrigerator. Replace the wire harness if damaged. If the wire harness connection is okay, replace the refrigerator compartment temperature sensor.
Possible Parts Required
Refrigerator compartment temperature sensor, Wire harness
How-to Help
Error Code
E02
Condition
Freezer compartment temperature sensor is defective
Check / Repair
Unplug the refrigerator and reconnect any loose connections on the wire harness on the temperature sensor for the freezer. Replace the wire harness if damaged. If the wire harness connection is okay, replace the freezer compartment temperature sensor.
Possible Parts Required
Freezer compartment temperature sensor, Wire harness
How-to Help
Error Code
E03
Condition
Temperature-controlled drawer temperature sensor is defective
Check / Repair
Unplug the refrigerator and remove the temperature-controlled refrigerator drawer. The temperature sensor is on the right side of the refrigerator compartment liner. Remove the sensor cover reconnect any loose connections on the wire harness on the temperature sensor for the drawer. Reconnect the wire harness if loose. Replace the wire harness if damaged. If the wire harness is okay, replace the temperature controlled drawer temperature sensor.
Possible Parts Required
Temperature controlled drawer temperature sensor, Wire harness
How-to Help
Error Code
E15
Condition
Ambient temperature sensor is defective
Check / Repair
The ambient temperature sensor is an internal component of the display control module. Unplug the refrigerator for 3 minutes to reset the display control module. If the E15 code returns you restore power, replace the display control module.
Possible Parts Required
Display control module
Error Code
E10
Condition
Main control board module is defective
Check / Repair
Unplug the refrigerator for 3 minutes to reset the main control board module. If the E10 code returns after you restore electrical power, replace the main control board module.
Possible Parts Required
Main control board module
Error Code
E11
Condition
Display control module is defective
Check / Repair
Unplug the refrigerator for 3 minutes to reset the display control module. If the E11 code returns after you restore electrical power, replace the display control module.
Possible Parts Required
Display control module
Error Code
E20
Condition
Communication error between the main control board module and the display control module
Check / Repair
Unplug the refrigerator and reconnect any loose connections on the wire harness for the main control board module and the display control module. Replace the wire harness if damaged. Check the main control board module and display control module for burnt spots on the circuit boards or visible damage. Replace the main control board module or display control module if damaged.
Possible Parts Required
Main control board module, Display control module, Wire harness
Error Code
E21
Condition
Communication error between display control module and the ice and water dispenser control module
Check / Repair
Unplug the refrigerator and reconnect any loose connections on the wire harness on the display control module and the ice and water dispenser control module. Replace the wire harness if damaged. Check the display control module and ice and water dispenser control module for burnt spots on the circuit boards or visible damage. Replace the display control module or ice and water dispenser control module if damaged.
Possible Parts Required
Display control module, Ice and water dispenser control module, Wire harness
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Most common repair guides to help fix your refrigerators
These step-by-step repair guides will help you safely fix what’s broken on your refrigerator.
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Repair time and Difficulty
30 minutes or less
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Repair time and Difficulty
15 minutes or less
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Repair time and Difficulty
15 minutes or less
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