Bosch Induction Hob: error code E146

Professional Repair Guide

What is this symptom?

Experiencing Bosch Induction Hob error code E146? This issue typically occurs when the hob fails to activate cooking zones upon startup or heating. Common causes include communication faults between the user interface and control board, temperature sensor issues, or power supply instability. Addressing these issues promptly can restore functionality to your appliance.

Urgency: Medium

Important Tips for Bosch Models

Bosch official error code documentation does not list E146 explicitly; thus interpretations come from community troubleshooting. Models like PUE611BF1B have reported this issue online.

Possible Causes

Communication fault between user interface board and main control board

How to Identify: Error persists after power cycling; display errors continue; hob unresponsive; other error codes may appear concurrently.

Part: User Interface Board / Main Control Board

Temperature sensor fault or overheating protection triggered

How to Identify: Occurs after heavy use or if hob feels unusually hot; error appears with overheating symptoms; may reset after cooling.

Part: Temperature Sensor/NTC or Overheat Sensor

Power supply fault or unstable mains connection

How to Identify: Error appears immediately on power application; resetting circuit breaker helps temporarily.

Part: Mains connection / Internal power electronics

DIY Solutions

Power Reset and Cool Down

Easy 60-240 minutes (including cool down)

Turn off the induction hob at the mains circuit breaker.
Leave disconnected for at least 60–240 minutes to ensure internal capacitors discharge and sensors reset.
After waiting, switch the circuit breaker back on and attempt to power up the hob.
Observe whether error E146 reappears.

⚠️ Safety First: Ensure mains power is safely switched off at the breaker before waiting.

Next step

Choose the next step for error code E146

Confirm the diagnosis before ordering. An error code can identify the system involved, but it does not prove that a specific part has failed.

Check during diagnosis

Most relevant component to inspect

Temperature Sensor

Monitors the internal temperature to ensure correct operation and prevent overheating.

Typical part-only price: $15 - $35
DIY difficulty: Easy
Estimated time: 15-30 mins

Optional: enter your model number

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.

Find a part that fits my model

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 number required

Model-compatible Induction Hob 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.

Find a part that fits my model

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Professional Repairs

Replace User Interface or Control Board

Estimated Cost: $150 - $400+

Temperature Sensor or Overheat Sensor Replacement

Estimated Cost: $50 - $200

When to Call a Professional

Error E146 persists after power reset and cooldown.

There are additional error codes or no functionality even after basic resets.

You are uncomfortable working around electrical mains on the appliance.

Preventive Maintenance

Ensure adequate ventilation and avoid prolonged high heat without breaks: Overheating and related sensor faults
Frequency: as used

Frequently Asked Questions

Why is my Bosch Induction Hob error code E146?

Error code E146 may indicate a communication fault, a temperature sensor issue, or a power supply problem.

How do I fix Bosch Induction Hob error code E146 myself?

Try a power reset: turn off the hob at the mains for 60–240 minutes, then turn it back on.

How much does it cost to fix error code E146?

Professional repairs can range from $50 for sensor replacements to $400 for control board replacements.

When should I call a technician for error code E146?

If DIY solutions fail or if you suspect a complex issue, contact a technician for assistance.

References & Sources

Bosch Induction Cooktop Error Codes main troubleshooting page Official

Community Analytical Insights

Guidance from available sources; statistical claims are shown only for samples of at least 10 discussions

Common Issues Reported by Users

Overheating protection activated due to excessive heat buildup
Faulty power supply or connection issues
Internal component failure, such as a malfunctioning control board

User Suggested Solutions

Reset the induction hob by turning off the mains power for at least 10 minutes, then turn it back on. Check if the error persists.
Inspect the power supply and connections for any loose wires or damage. Tighten or replace as necessary.
If the error continues, check for overheating by ensuring proper ventilation around the hob. Clean any debris or obstructions.
Consult a professional technician to diagnose and replace any faulty internal components, such as the control board.

Limited-source guidance; percentages and success-rate claims are not shown
View Sources

Data compiled from real discussions on r/appliancerepair and r/Appliances:

Bosch induction hob PUE611HC1E error code:E146

Community Discussions

error code E 146 when trying to start heating on all 4 hobs

Resetting the hob by turning off the mains power and pressing parts on the back resolved the issue temporarily.