Skip to main content
Appliance Fix Guide

Bosch Refrigerator error code

Bosch Refrigerator Error 88

All display segments are lit, indicating a system self-test. This typically occurs for a few seconds upon initial power-up or after a reset.

All display segments are lit, indicating a system self-test. This typically occurs for a few seconds upon initial power-up or after a reset.

Updated Aug 18, 2026
informationalno_parts
Bosch refrigerator repair guide for error 88
Error code88Refrigerator

Try these first

Start here before buying a part or taking the appliance apart.

  1. 1
    Check 1

    Unplug the refrigerator for 5 minutes and then plug it back in.

  2. 2
    Check 2

    On some models, press and hold the 'power freeze' and 'power cool' buttons simultaneously for 10 seconds.

A quick explanation

What does 88 mean?

All display segments are lit, indicating a system self-test. This typically occurs for a few seconds upon initial power-up or after a reset.

The answer you came for

How to fix Bosch refrigerator error 88

Start with the safest checks and work from simple to technical.

  1. 1

    Step 1

    1. Understand that this is a normal part of the refrigerator's startup process and not an error.

  2. 2

    Step 2

    2. This display indicates the system is performing a self-test, usually after being plugged in or following a power outage.

  3. 3

    Step 3

    3. No action is required. Simply wait for about 5 to 10 seconds.

  4. 4

    Step 4

    4. The '88' display will automatically disappear, and the control panel will then show the set temperatures for the fridge and freezer.

  5. 5

    Step 5

    5. If the '88' display remains on for more than one minute, perform a power cycle.

  6. 6

    Step 6

    6. Unplug the unit for five minutes, then plug it back in to see if it completes the self-test properly.

Read the additional checks from the current guide

How to Fix 88 Error (Step-by-Step) Understand that this is a normal part of the refrigerator's startup process and not an error.This display indicates the system is performing a self-test, usually after being plugged in or following a power outage.No action is required. Simply wait for about 5 to 10 seconds.The '88' display will automatically disappear, and the control panel will then show the set temperatures for the fridge and freezer.If the '88' display remains on for more than one minute, perform a power cycle.Unplug the unit for five minutes, then plug it back in to see if it completes the self-test properly.Turn the appliance off, wait about 2 minutes, then turn it back on.

What to Check Next on This Bosch Refrigerator Bosch Refrigerator Error 88: Use the code, light, or symbol as the starting clue, then confirm what the refrigerator actually does before ordering parts. 1. Unplug the refrigerator before removing covers, touching wiring, checking fans, sensors, valves, or control boards. 2. Confirm whether the display is a normal mode/status symbol or a recurring fault that affects cooling, alarms, lights, water, or controls. 3. Start with the exact symptom and the stage where it appears: cooling, airflow, defrost, water, door sealing, sensor reading, or control response. 4. Check door gaskets, blocked vents, condenser dust, frost buildup, fan noise, temperature settings, and recent door-open events before replacing parts. 5. Let temperatures stabilize after corrections, then confirm whether the same code, alarm, or symptom returns under normal use. 6. Replace a part only after the same symptom repeats and the model-specific checks point to that part category. Match any replacement to the complete Bosch model number on the appliance tag. If the issue returns after these checks, match replacement parts to the complete Bosch refrigerator model number from the appliance tag. The same display clue can point to different components depending on the exact model and when the failure appears. Recommended Parts to Check No exact official OEM part number is listed here because the correct Bosch refrigerator part can vary by complete model number. These are targeted part-category searches, not universal fit claims. Bosch refrigerator temperature sensor Common replacement category: Temperature sensor / thermistor Fit note: Exact OEM part number varies by full Bosch refrigerator model number. Confirm compatibility before buying. Confidence: MediumThis category can be relevant for temperature, alarm, and cooling-sensor faults after the door seal, vents, and settings are checked. Search Amazon for Bosch refrigerator temperature sensor Bosch refrigerator evaporator fan motor Common replacement category: Evaporator fan motor Fit note: Exact OEM part number varies by full Bosch refrigerator model number. Confirm compatibility before buying. Confidence: MediumThis category can be relevant for airflow, fan, and uneven-cooling symptoms after ice buildup and obstructions are ruled out. Search Amazon for Bosch refrigerator evaporator fan motor Bosch refrigerator electronic control board Common replacement category: Main electronic control board Fit note: Exact OEM part number varies by full Bosch refrigerator model number. Confirm compatibility before buying. Confidence: MediumThis category can be relevant for repeated electronic, display, or cooling-control faults after connectors and power are checked. Search Amazon for Bosch refrigerator electronic control board Before ordering: match the part to the complete Bosch refrigerator model number on the appliance tag.

If the code comes back

Do not keep replacing parts based only on the code. Repeat the safe checks above. If the fault remains, stop and arrange qualified service rather than ordering from the code alone.

What may be causing it?

  • System startup
  • Power outage recovery
  • Diagnostic or reset mode

These are possibilities to investigate, not proof that one part has failed.

Recommended part

Recommended part for this error code

No replacement part recommended for this code

The researched guidance for Bosch Refrigerator error 88 points to user-action and diagnostic steps above rather than a mapped replacement part. We will not invent a part or send you to an unrelated product.

Replacement options

Ready to replace your refrigerator?

If repairing this refrigerator no longer feels worthwhile, compare three replacement paths below.

Why shop your replacement on Amazon?

  • Fast, free delivery

    Prime members can get fast, free delivery on eligible items.

  • Convenient delivery options

    Select large appliances may offer scheduled or Room of Choice delivery.

  • Haul-away options

    Haul-away may be available for select appliances and delivery areas.

  • Installation help

    Installation or assembly may be available on select items.

Delivery and service options, fees, and availability vary by item, seller, and delivery ZIP code. Confirm available services at Amazon checkout.

Affiliate disclosure: qualifying purchases may earn this site a commission at no additional cost to you.

Make the money decision

Repair or replace calculator

Use the age and total repair estimate to get a simple comparison. This is guidance, not a guarantee.

Safety first

Disconnect power before opening panels or touching internal parts.

When to stop
  • Stop if you see burned wiring, melted connectors, water near electrical parts, or a gas smell.
  • Do not perform live-voltage testing unless you are trained and equipped for it.
  • Use the exact model manual or service information before replacing electronic controls.

Free quick sheet

Get the Bosch Refrigerator Error Code Quick Sheet

A concise reference with code meanings, severity, first checks, and when it is time to stop and call for service.

No spam. Unsubscribe anytime.