Bosch Main Power Supply Failure

Refrigerator will not power on at all, no lights or sounds

This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.

If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.

Possible Causes

Tripped circuit breaker, Faulty outlet, Damaged power cord, Failed main control board power supply

Safety first: Do not work on live electrical circuits. Verify power is off before touching wiring.

Steps:

Check breaker: Verify the circuit breaker or fuse for the outlet is not tripped.
Test outlet: Plug in another device to confirm the outlet has power.
Inspect cord: Look for visible damage. If damaged, have it replaced by a professional.
Control board: If outlet and cord are good, the main control board may have failed and should be replaced by a technician.

Hard 4/5

Main Control Board

Check Price on Amazon

We may earn a commission from links on this page.