Bosch Oven Error E124

⚡ Quick Answer: The Bosch oven error code E124 indicates a malfunction related to the door latch or door switch. This error often prevents the oven from heating prope... ✅ DIY Fixable

What Does Error E124 Mean?

The Bosch oven error code E124 indicates a malfunction related to the door latch or door switch. This error often prevents the oven from heating properly and may be accompanied by a buzzing sound. Users may notice that the oven door latch appears stuck or fails to engage correctly. While less common, issues with the temperature sensor or wiring can also contribute to this error. Ensuring the door is fully closed and latched is essential for proper operation.

Common Symptoms:

  • Error E124 displayed on the oven panel
  • Oven fails to start heating
  • Oven door latch may appear stuck or fail to engage properly

Possible Causes

  • Door latch / door switch undefined state or failure (medium)
  • Temperature sensor or related wiring anomaly (less common) (low)

How to Fix Error E124

DIY Fix Basic Inspection and Power Reset

  1. Ensure the oven door is fully closed and latched.
  2. Power off the oven at the breaker or unplug it for 5 minutes to clear the error, then restore power.
  3. Try opening and closing the oven door to see if the latch engages normally.

Technician Only Inspect and Repair Door Latch Assembly

  1. Disconnect oven from power.
  2. Inspect the door latch mechanism and door switches for wear, damage, or wiring issues.
  3. Use a multimeter to test continuity of the door switch circuits.
  4. Replace the defective door latch or switch as needed.

Parts needed: Oven door latch assembly, Door switch(es), Associated wiring/connectors

Technician Only Optional Sensor/Wiring Diagnostics

  1. If latch inspection does not resolve the code, inspect the oven’s temperature sensor and associated wiring harness.
  2. Use a multimeter to check sensor resistance and wiring continuity.
  3. Repair or replace faulty sensors or wiring as indicated.

Parts needed: Temperature sensor, Sensor wiring harness

🛑 When to Call a Pro:
  • If error persists after inspecting and resetting latch or sensor components
  • If internal wiring faults are suspected or if you are uncomfortable performing diagnostics

Technical Specifications

wattage 3000W
component Heating Element
resistance 10-30 ohms
part_number 00491125
voltage_rating 240V AC

Common Questions

What does E124 error mean on bosch oven?

E124 indicates a door latch or switch malfunction, preventing the oven from heating.

Can I fix bosch oven E124 error myself?

Yes, you can inspect the door latch and reset the oven's power to troubleshoot the error.

How much does it cost to fix E124 error?

Repair costs for the E124 error range from USD 100 to 300, depending on parts needed.

When should I call a technician for E124?

Call a technician if the error persists after your inspection or if you suspect wiring issues.

Data last verified: 2026-01-16

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