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Error code reference

Miele Dryer Error Code F43

Model type not programmed; the selection module (EW) and power-programme module (ELP) do not match.

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Model type not programmed; the selection module (EW) and power-programme module (ELP) do not match.

First step from the service manual

Check the Mat. nos. to verify that the correct selection module (EW) and power-programme module (ELP) are fitted.

The complete diagnostic procedure includes additional test steps, resistance specifications, wiring diagram references, and component test points.

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  • Step-by-step tests with expected resistance, voltage, and continuity values
  • Wiring diagram references and connector pinouts from the OEM service manual
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What F43 means on a Miele dryer

The F43 error code on a Miele dryer indicates a module type mismatch: the selection module (EW) and the power-programme module (ELP) installed in the machine are not compatible with each other. These two control modules must be paired correctly to match the specific dryer model. When the ELP cannot recognize the EW as a valid counterpart, or vice versa, the dryer determines that the model type has not been properly programmed and halts normal operation. This is a configuration-level fault rather than a component failure caused by wear or electrical damage.

This fault most commonly arises after a service event where one or both modules were replaced. If a technician installs a replacement EW or ELP that carries a different material number than what the dryer requires, the pairing check fails and F43 is triggered. It can also occur if modules from a different Miele dryer model are swapped in, even if the physical connectors appear identical. The material numbers (Mat. nos.) printed on each module encode the model-specific programming, so two modules that look the same externally may not be functionally interchangeable.

Diagnosing F43 starts by locating and cross-referencing the Mat. nos. on both the EW and ELP against the correct specifications for the specific dryer model. If either module carries an incorrect material number, it must be replaced with the correctly specified unit. In some cases, both modules may need to be replaced as a matched set to restore proper operation. This is a repair that typically requires sourcing the exact correct components for the model in question.

Source: manufacturer service documentation.

Common causes of F43

  1. 01

    Wrong replacement module installed during a prior repair

    Part replacement

    If either the selection module (EW) or power-programme module (ELP) was replaced with a unit carrying the incorrect material number for this dryer model, the modules will not recognize each other. Check the Mat. nos. on both modules against the model-specific requirements.

  2. 02

    Module sourced from a different Miele dryer model

    Part replacement

    Modules from a different but physically similar Miele dryer may fit the connectors but carry incompatible programming. Even a minor model variant can result in a Mat. no. mismatch that triggers F43.

  3. 03

    Only one module replaced when both needed to be replaced as a set

    Part replacement

    In some situations the EW and ELP must be supplied and installed as a matched pair. Replacing only one module while leaving an older or differently versioned unit in place can cause this mismatch error.

  4. 04

    Module installed incorrectly or not fully seated

    Wiring / connection

    A module that is not fully seated in its connector may not communicate properly, which can present as a recognition failure. Inspect both modules to confirm they are firmly and correctly connected.

See the test procedure for each cause

Frequently asked questions about F43

What does F43 mean on a Miele dryer?
F43 means the selection module (EW) and the power-programme module (ELP) installed in the dryer are not compatible with each other. The dryer cannot identify its own model type because these two modules do not match. This is almost always the result of an incorrect replacement module being fitted during a service. The dryer will not run normally until the correct, compatible modules are installed.
Will resetting my Miele dryer clear the F43 error?
No, resetting the dryer will not resolve F43. The error is caused by a fundamental hardware mismatch between the two control modules, not by a temporary communication fault. The code will return every time the machine powers on until the correct modules are installed. A reset does nothing to address the underlying incompatibility.
How do I fix F43 on a Miele dryer?
Start by checking the material numbers (Mat. nos.) printed on both the selection module (EW) and the power-programme module (ELP). Compare these numbers to confirm they are the correct matched pair for your specific dryer model. If either module carries the wrong Mat. no., it must be replaced with the correctly specified unit. In some cases, both modules need to be replaced together as a compatible set.
Is it safe to use my Miele dryer when F43 is displayed?
The dryer will typically refuse to operate normally when F43 is active, so there is little risk of running a cycle in an unsafe condition. However, you should not attempt to bypass or override the error, as the control system cannot properly manage the dryer programme without compatible modules in place. Resolve the module mismatch before returning the appliance to regular use.
How much does it cost to fix a Miele dryer F43 error?
Costs vary depending on whether one or both modules need to be replaced and on labour rates in your area. A single Miele control module can range from roughly 80 to 300 dollars or more depending on the specific part, and replacing both modules will increase the parts cost accordingly. Labour for diagnosis and installation typically adds 80 to 200 dollars depending on the technician and location. Getting an accurate quote requires identifying the exact Mat. nos. required for your specific dryer model.

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