Ariston Oven Error F18
⚡ Quick Answer: The Ariston oven error F18 indicates a fault with the electronic timer or clock module, which can prevent the oven from starting if the time is not se... ✅ DIY Fixable
What Does Error F18 Mean?
The Ariston oven error F18 indicates a fault with the electronic timer or clock module, which can prevent the oven from starting if the time is not set correctly. Symptoms may include the F18 error displayed on the screen and the oven failing to heat. If you encounter this error, you may need to reset the oven or check the timer module for issues.
Common Symptoms:
- Error F18 displayed on the oven screen
- Oven may not start cooking if the clock/time is invalid
Possible Causes
- Timer/Clock module fault (low)
How to Fix Error F18
DIY Fix Power Reset Oven
- Turn off and disconnect the oven from its power source (unplug or switch off circuit breaker).
- Wait at least 5 minutes to allow internal electronics to reset.
- Reconnect power and attempt to set the clock/time.
- Try starting a simple cooking function to see if the error persists.
Technician Only Inspect and Repair/Replace Timer/Clock Module
- Verify the error code F18 is correctly displayed and not a transient glitch.
- Access the oven’s control electronics per the service manual.
- Test the clock/timer module for proper operation with diagnostic tools.
- Replace the faulty timer/clock control board/module if confirmed defective.
- Reassemble and verify proper operation of oven functions and clock settings.
Parts needed: Electronic timer/clock module, Control board connectors (if needed)
- If the error persists after a power reset and you are not experienced with oven electronics.
- If the oven fails to start any function and displays F18 continuously.
Next step
Choose the next step for F18
Confirm the diagnosis before ordering. An error code can identify the system involved, but it does not prove that a specific part has failed.
Most relevant component to inspect
Wiring Harness
Connects controls, sensors, motors, and other electrical components inside the appliance.
- Typical part-only price
- $20 - $120
- DIY difficulty
- Medium
- Estimated time
- 30-90 mins
Where can I find the model number?
Check the rating label around the door, lid, frame, rear panel, or inside the appliance cabinet. Use the complete model number, including suffixes.
Verify the complete model and part number on the retailer's compatibility page before ordering.
Other parts options
Check related components first; use model search as a fallback.
Model-compatible Oven parts
Enter the complete model number to browse compatible replacement parts. This is a model-based parts search, not a diagnosis that a specific component failed.
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Optional routine care
Maintenance supplies
These products support cleaning or routine upkeep. They are separate from the possible repair components above and are not claimed to fix this error code or symptom.
Non-Scratch Cooktop Cleaner
A routine surface-care product. Confirm that it is approved for the specific glass, ceramic, enamel, or stainless finish.
Oven Thermometer
A diagnostic aid for comparing cavity temperature during a controlled check. It does not prove which internal component has failed.
Affiliate disclosure: As an Amazon Associate I earn from qualifying purchases. Recommendations are based on routine-care relevance, not commission rate.
Technical Specifications
| note | The previous model-independent part specification was removed. Verify the full model number and diagnosis in the manufacturer's official parts catalog before ordering. |
|---|---|
| part_number | None |
Common Questions
What does F18 error mean on ariston oven?
F18 error signifies a malfunction in the electronic timer or clock module, preventing the oven from starting.
Can I fix ariston oven F18 error myself?
Yes, you can attempt a power reset by disconnecting the oven for 5 minutes and reconnecting it.
How much does it cost to fix F18 error?
Estimated repair costs for the F18 error range from €80 to €250, including parts and labor.
When should I call a technician for F18?
Call a technician if the F18 error persists after a power reset or if the oven fails to start any function.
Data last verified: 2026-07-31
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