Error Code: E02 Difficulty: Moderate
Problem: Freezer compartment temperature sensor is faulty.
How to Fix E02 Error (Step-by-Step)
- Unplug the refrigerator from the wall outlet to prevent electrical shock.
- The freezer compartment temperature sensor is usually located on the back or side wall of the freezer interior.
- You may need to remove the freezer shelves and the back panel to access the sensor.
- Gently unplug the wire connector from the faulty sensor and confirm the error stays cleared during a full test cycle.
- Remove the screw or release the clip holding the sensor in place and take out the old sensor.
- Position the new sensor and secure it with the original screw or clip.
- Reconnect the wire harness, reattach the back panel, replace the shelves, and plug the refrigerator back in.
- Turn the appliance off, wait about 2 minutes, then turn it back on.
What to Check Next on This Bosch Refrigerator
Bosch Refrigerator Error E02: 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 temperature path: door seal, airflow, food blocking vents, sensor placement, loose sensor wiring, and 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.
Next Steps and Parts
Recommended Replacement Part
More options (for a better recommendation)
⚡ Don’t Risk a DIY Fail!
Get the ‘Secret Service Mode’ Cheat Sheet for your Bosch model. Includes an easy-to-read list of every error code and quick diagnostic tips.
✅ Join 15,000+ DIYers • Instant PDF Download
When It’s Better to Replace Than Repair
Refrigerator repairs can become costly when sealed-system, control, defrost, fan, or ice-maker issues repeat.
Confirm width, height, depth, door swing, counter-depth needs, water line, and delivery path before ordering.
For repair parts, verify exact fit with the full refrigerator model number before buying; these links are general replacement-appliance shopping options.
- [OK]Water inlet valve, ice maker, or fan failures keep returning
- [OK]Defrost heater, thermostat, or sensor faults stack up
- [OK]Compressor or sealed-system repair is not economical
- [OK]Food-loss risk is becoming a pattern
Recommended Refrigerator Replacement Options
As an Amazon Associate, we earn from qualifying purchases.
Browse More Codes
📖 View All Error Codes
Expert: Mike Sullivan
EPA Section 608 Certified Technician with 18+ years experience.
Read Editorial Standards →
