Bosch HGI8056UC Repair Guide
Bosch’s 800 Series slide in gas range with European convection and continuous grates. Premium construction where repair clearly beats replacement.
Bosch HGI8056UC is a gas slide in range, 800 series, convection oven & range sold 2018 to present. Its most common repair is oven slow to light, usually $185 to $375.
- 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 slow to light | Hot surface igniter degraded | Replace igniter | not listed | $185 to $375 |
| Convection fan noisy | Fan motor bearings | Replace convection motor | not listed | $235 to $480 |
| Burner will not stay lit | Dirty burner head or flame sensing | Clean burner. Replace assembly if needed | not listed | $145 to $330 |
| 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 | $285 to $590 |
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 and parts support runs long. At this price a $400 repair against a $2,500 replacement is rarely a difficult conversation.
Sources
Where the safety, regulatory and warranty claims on this page come from. Repair costs are our own figures based on Arizona market rates and OEM parts pricing.
- Carbon Monoxide Safety Guide U.S. Consumer Product Safety Commission Carbon monoxide risk from gas cooking and heating appliances.
Cost guides for this machine’s common repairs
DIY step by step instructions for this model
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