Bosch Evolution 300 Series - Electronic Control Module Troubleshooting and Testing

3:7
(OHFWURQLFControl0odule Troubleshooting and Testing
Using the *DV5DQJH CLUFXLW7HVW0DWUL[ it is possible to determine if
the control module is sendng proper voltage to a specific component.
If the
proper voltage is not detected then the control module is defective
and must be replaced.

NOTE: X = Relay Contacts Closed
L1 to
Bake
L1 to
Broil
L1 to Motor
Door
L1 to
Convection
Fan
L1 to
Oven
Light(s)
Door
Switch
COM-NO
Bake/Time
Bake
XX
Convection
Bake
XX
Broil
X
Clean
X
Oven Light(s)
X
Locking
X
Unlocking
X
Door Open
X
Door Closed
X
Gas Range Circuit Test Matrix - ES337

The control module relay circuits can be tested by following the circuit
test matrix  Always verify the incoming power supply when
performing diagnosis.

Rear View f ontrol odule
P5 Harness Connector
If the proper voltage is detected, but component does not operate,
further testing is required to confirm that proper voltage is present at
the component.