Bosch
Electric Wall Oven

Model #HBL8450UC/06 Official Bosch electric built-in oven

Here are the diagrams and repair parts for Bosch HBL8450UC-06 electric built-in oven, as well as links to manuals and error code tables, if available.

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Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

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For DIY troubleshooting advice and repair guides, visit our repair help section.

Installation guideError Codes
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Parts List

Showing 10 of 90 parts

Range Oven Control Board (replaces 00659614)#203

Pcb's assy Diagram

Control module

Part #648782
Replaced by #12022212
?
Manufacturer substitution
This part replaces 648782. Substitute parts can look different from the original.
BEST SELLER
In Stock
$321.71 | 
$10.00 OFF 
Phone Price: $331.71
Wall Oven Extension Rack#602

Shelfs Diagram

Wall oven extension rack

Part #478316
Replaced by #00478316
?
Manufacturer substitution
This part replaces 478316. Substitute parts can look different from the original.
In Stock
$394.03 | 
$10.00 OFF 
Phone Price: $404.03
Wall Oven Temperature Sensor (replaces 642855)#308

Oven assy Diagram

Sensor

Part #642855
Replaced by #00642855
?
Manufacturer substitution
This part replaces 642855. Substitute parts can look different from the original.
In Stock
$64.49 | 
7% OFF 
Phone Price: $69.49
Range Oven Door Inner Glass#404

Door assy Diagram

Inner glass

Part #683646
Replaced by #00770023
?
Manufacturer substitution
This part replaces 683646. Substitute parts can look different from the original.
In Stock
$182.39 | 
5% OFF 
Phone Price: $192.39
Range Oven Meat Probe Sensor (replaces 00492332, 755060)#605

Shelfs Diagram

Meat probe

Part #492332
Replaced by #00755060
?
Manufacturer substitution
This part replaces 492332. Substitute parts can look different from the original.
In Stock
$89.61 | 
5% OFF 
Phone Price: $94.61
Wall Oven Door Hinge Kit#407

Door assy Diagram

Hinge kit

Part #646948
Replaced by #00650874
?
Manufacturer substitution
This part replaces 646948. Substitute parts can look different from the original.
In Stock
$308.86 | 
$10.00 OFF 
Phone Price: $318.86
Wall Oven Terminal Block#204

Pcb's assy Diagram

Terminal box

Part #436364
Replaced by #00436364
?
Manufacturer substitution
This part replaces 436364. Substitute parts can look different from the original.
In Stock
$32.67
Catalyzer#302

Oven assy Diagram

Catalyzer

Part #491572
Replaced by #00491572
?
Manufacturer substitution
This part replaces 491572. Substitute parts can look different from the original.
In Stock
$59.36
Cooking Appliance Halogen Light Bulb#304

Oven assy Diagram

Halogen

Part #150188
Replaced by #00157311
?
Manufacturer substitution
This part replaces 150188. Substitute parts can look different from the original.
In Stock
$44.59 | 
10% OFF 
Phone Price: $49.59
Wall Oven Wire Harness#NI

Control panel Diagram

Oven harness

Part #663791
Replaced by #00663791
?
Manufacturer substitution
This part replaces 663791. Substitute parts can look different from the original.
In Stock
$32.67

Symptoms common to all wall oven

Choose a symptom to see related wall oven repairs.

Main causes: bad oven door lock assembly, faulty electronic control board, wiring failure
Main causes: broken broil element, faulty broil burner igniter, control system failure
Main causes: broken bake element, bad bake burner igniter, tripped thermal switch, control system failure
Main causes: lack of electrical power, bad electronic control board, faulty oven control thermostat
Main causes: lack of gas supply, broken igniter, tripped circuit breaker, broken oven element, tripped thermal fuse, control system failure
Main causes: faulty oven temperature sensor, control system problem, weak burner igniter, damaged oven element

Repair guides common to all wall oven

These step-by-step repair guides will help you safely fix what’s broken on your wall oven.

How to replace a wall oven door outer glass panel

Learn how to replace a damaged outer window panel on your wall oven door with these step-by-step instructions.

Repair difficulty
Time required
 45 minutes or less
How to replace a wall oven control thermostat

Get your oven temperature under your control by replacing a faulty oven control thermostat.

Repair difficulty
Time required
 60 minutes or less
How to replace a wall oven thermal fuse

The thermal fuse trips to prevent the over from excessively overheating. The oven won't heat again until you replace the fuse.

Repair difficulty
Time required
 60 minutes or less

Articles and videos common to all wall oven

Use the advice and tips in these articles and videos to get the most out of your wall oven.

December 29, 2021

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How to replace a microwave fuse

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Why is my microwave not heating?

Follow these tips when your microwave won't heat

December 27, 2021

How does a self-cleaning oven work?

How does a self-cleaning oven work?

Learn how the self-clean cycle works in an oven.