Verified manufacturer-source collection
JennAir Wall Oven Error Codes
Choose the code exactly as shown. Meanings and reset procedures can change across model families, display formats and markets.
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12:00 Official JennAir material describes 12:00 as Set the Time When power is first supplied to the oven, after a power interruption or failure, the "Time", or “12:00”, or “POWER LOSS” will be displayed. This guide records the cited product-family scope, safety-reviewed owner checks, and service limits.
Search/display variants: 12:00, 1200 routine F3E4 Error Code Official JennAir material describes F3E4 Error Code as Was the power attachment being used? If one of the power attachments was being used when the error codes were displayed, the attachment may have come unplugged. (Available on some models) Roll out the rack Ensure the power attachment is in the correct location Firmly push the roll-out into the oven.…
Search/display variants: F3E4 Error Code, F3E4ErrorCode routine