Bosch HEI8046U Repair Guide
Bosch’s 800 Series slide in electric range with European convection and understated styling. Built to sit flush with cabinetry, and priced where repair is clearly the right economic call.
Bosch HEI8046U is an electric slide in range, 800 series, convection oven & range sold 2018 to present. Its most common repair is oven not heating, usually $200 to $430.
- 5 common problems with causes, fixes and costs below.
- 4 error codes decoded.
- An oven & range like this lasts about 15 to 20 years.
- Check the model and serial tag before you order any part.
Common problems & typical repair costs
| Problem | Likely cause | Typical fix | OEM part # | Typical cost |
|---|---|---|---|---|
| Oven not heating | Bake element or relay failure | Replace element or relay | not listed | $200 to $430 |
| Convection fan noisy | Fan motor bearings | Replace convection motor | not listed | $230 to $470 |
| Temperature inaccurate | Oven sensor drift | Replace sensor | not listed | $160 to $320 |
| Control panel unresponsive | Touch control or board fault | Replace as diagnosed | not listed | $280 to $580 |
| Surface element not heating | Radiant element or switch | Replace element or switch | not listed | $165 to $350 |
Costs are national averages for professional repair (parts + labor). See the linked cost guides below for full breakdowns.
Error codes
| Code | What it means |
|---|---|
| E1 | Temperature sensor fault |
| E3 | Door lock fault |
| E5 | Control communication fault |
| E6 | Thermal sensor fault |
Tech notes
Bosch ranges are built to be serviced rather than replaced, and parts support runs long. At this price a $400 repair against a $2,000 replacement is rarely a difficult decision.
Cost guides for this machine’s common repairs
DIY step by step instructions for this model
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