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Error code reference

Fisher & Paykel Cooktop Error Code F12.11

Burners up signal fault

Fisher & Paykel codesFisher & Paykel cooktop codes
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What the F12.11 error code actually means

Your Fisher & Paykel cooktop's control system has detected a disagreement between what the main control board is reporting about burner positions and what the burner board is actually reading from the signal wire. The cooktop flagged this because the conflict lasted for about 25 seconds. This is a safety-related fault that typically requires a technician to inspect or replace internal wiring or control components.

Diagnostic procedure

The full F12.11 procedure

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1
First diagnostic step
Check wiring between master PCB and burner boards.
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Most common causes of F12.11

Ranked by how often they cause this code
  1. 1Loose or damaged wiring between master PCB and burner board
  2. 2Corroded or contaminated connector pins
  3. 3Faulty burner board
  4. 4Faulty master PCB
  5. 5Intermittent short or open circuit in signal line

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Questions people ask about F12.11

What does F12.11 mean on a Fisher & Paykel cooktop?
F12.11 is a burners-up signal fault. The burner board has detected a signal voltage that does not match the burner position data being sent by the master PCB through the communications network. The fault triggers after this disagreement persists for 25 seconds. It typically points to a wiring issue, connector problem, or a failed control board.
Is it safe to keep using my cooktop with an F12.11 error?
This fault is related to the control system's ability to verify burner position states, and the cooktop flags it as a safety concern. It is advisable not to continue using the cooktop until the fault is diagnosed and resolved, as the control system may not be able to reliably monitor or control burner operation.
How much does it cost to repair a Fisher & Paykel cooktop showing F12.11?
If the fault is caused by a loose connector or damaged wire, repair costs may be limited to a service call fee, typically in the range of $80 to $150. If a burner board or master PCB needs replacement, total repair costs including parts and labor can range from $200 to $500 or more depending on the specific components required and local labor rates.
Can I fix F12.11 myself, or do I need a technician?
A knowledgeable DIYer can inspect the wiring and connectors between the master PCB and the burner boards, which is the first recommended diagnostic step. However, if the fault persists after checking connections, diagnosing and replacing a faulty burner board or master PCB generally requires a qualified appliance technician with the proper tools.
Will resetting the cooktop clear the F12.11 error?
Powering the cooktop off and back on may temporarily clear the fault display, but if the underlying wiring or component issue remains, the F12.11 code will return within 25 seconds of the mismatch recurring. A reset is not a fix and should only be used as part of the diagnostic process.

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