GE Microwave 18 Power Watch Code: Electronic Control Issue

Documentation checkedBy ErrHiveUpdated October 28, 2026

THE SHORT ANSWER

A persistent control message requires service.

When the control goes blank and displays 18 Power Watch Code, GE directs the owner to service for an electronic-control issue.

First safe check

Record the full wording and whether the control has gone blank.

Applies to

GE microwaves with a blank control and persistent 18 Power Watch Code message.

Before you start

Do not remove microwave covers or touch internal components, even with the power disconnected.

Go to safe checks

WHAT YOU MAY NOTICE

Symptoms to record

The display shows 18 Power Watch Code.

WORK THROUGH THE BASICS

Safe troubleshooting checks

0 of 2 checked

Use the checkboxes to keep track as you read. Stop at any warning or step that does not match your appliance.

Check the context
Distinguish a persistent fault from a brief full-segment startup display described in your model manual.
What to note
Support receives the actual behavior.
Arrange service advice
Give GE the model, display wording and warranty status.
What to note
Repair options can be assessed for this appliance.

THE DETAILS MATTER

Scope & troubleshooting notes

How to use this guidance

Do not translate the number 18 into a different appliance's fault meaning. The complete phrase and the control behavior are the important identifiers here.

YOUR NEXT DECISION

When to stop and get help

Use qualified service for a persistent 18 Power Watch Code; do not open the microwave.

Record what you see

Keep the full model number, exact displayed code, and your observations together for the next conversation.

Use the right support

Contact the manufacturer or a qualified appliance technician when the guide calls for service.

GE Appliances support

THE EVIDENCE

Sources & verification

Our explanations are editorial summaries of the documentation below. They do not replace the instructions for your exact appliance.

18 Power Watch Code on Microwave Display
GE Appliances · Manufacturer support · Checked Oct 28, 2026
Meaning and owner guidance — GE microwaves with a blank control and persistent 18 Power Watch Code message.

ErrHive is an independent information resource, not an authorized representative of GE Appliances. Follow your appliance’s manual. Hazardous repairs belong with qualified professionals. Read our safety policy.