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Error code reference
Liebherr Freezer Error Code F4
Freezer compartment evaporator sensor defective; appliance enters emergency mode with compressor continuous operation at highest speed.
SourceLiebherr IGN 2556/2566 Freezer - Full Service Manualp. 19
Diagnostic procedure
The full F4 procedure
Step 1 is visible so you can confirm you are on the right page. The remaining steps, the ones that tell you whether to actually replace a part, unlock with any pass.
MyPros+ · DiagnosticsStep 1 preview
1
First diagnostic step
Check evaporator sensor resistance values against the sensor value table (see technical data section 6.1). Replace sensor using repair kit Art. No. 9590 062 if defective.
SourceLiebherr IGN 2556/2566 Freezer - Full Service Manualp. 19
More steps, wiring diagram references, and verified part numbers
Includes expected resistance and voltage values, connector pinouts, and supersession notes for replacement parts.
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Where this code is documented
1 manual in the MyPros+ library documents this code for Liebherr freezer.
Models covered by the manuals that document this code
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