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Error code reference

Miele Freezer Error Code 3-1-6

Icemaker

Miele codesMiele freezer codes

Icemaker: Crusher motor faulty.

First step from the service manual

Check crusher motor. If problematic, replace motor. If okay, replace icemaker.

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

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What 3-1-6 means on a Miele freezer

Error code 3-1-6 on a Miele freezer indicates a fault detected in the icemaker's crusher motor. The crusher motor is the component responsible for breaking down whole ice cubes into crushed ice, and it operates as part of the integrated icemaker assembly. When the control board detects that the crusher motor is not performing within expected parameters, such as failing to start, drawing incorrect current, or stalling under load, it logs this fault code and halts crusher operation to prevent further damage.

The diagnostic process for this code is straightforward but follows a specific sequence. The crusher motor itself should be inspected first, checking for signs of mechanical seizure, winding failure, or electrical faults at the motor terminals. If the motor tests as faulty, it should be replaced. If the motor appears to be functioning correctly, the fault source is likely internal to the icemaker assembly itself, and the entire icemaker unit should be replaced. This two-step approach helps isolate whether the problem is in the motor component specifically or in the broader icemaker control and drive circuitry.

Common contributors to this fault include motor wear from extended use, ice jams that cause the motor to stall repeatedly, internal winding failures, or a defective icemaker assembly that is supplying incorrect signals or power to the motor. Because the crusher motor operates under mechanical load each time crushed ice is dispensed, it is subject to wear over time and is typically the first component to inspect when this code appears.

Source: manufacturer service documentation.

Common causes of 3-1-6

  1. 01

    Failed crusher motor

    Part replacement

    The crusher motor itself may have failed due to worn brushes, a seized bearing, or a burned winding. This is the most likely cause and should be the first component physically inspected and tested.

  2. 02

    Ice jam stalling the motor

    Wiring / connection

    A buildup of ice or a large ice chunk lodged in the crusher mechanism can cause the motor to stall repeatedly, eventually triggering the fault. Inspecting the crusher for obstructions and clearing any blockage is an important early step.

  3. 03

    Faulty icemaker assembly

    Part replacement

    If the crusher motor tests as functional, the problem may lie within the icemaker assembly itself, including its internal control circuitry or the motor drive circuit. In this case, the full icemaker unit requires replacement.

  4. 04

    Wiring or connector fault

    Wiring / connection

    Damaged wiring, a corroded connector, or a loose terminal between the control board and the crusher motor can interrupt the motor's power supply and trigger this code. Inspect the wiring harness at both the motor and the icemaker assembly connections.

See the test procedure for each cause

Frequently asked questions about 3-1-6

What does 3-1-6 mean on a Miele freezer?
Error code 3-1-6 indicates that the icemaker's crusher motor has been detected as faulty by the freezer's control system. The crusher motor is responsible for breaking ice cubes into crushed ice for dispensing. This fault code causes the crushed ice function to stop operating. A technician should inspect the motor and, if necessary, replace either the motor or the full icemaker assembly.
Can I fix error code 3-1-6 on my Miele freezer myself?
A knowledgeable DIYer can check for obvious issues like ice jams in the crusher mechanism, which sometimes trigger this code. However, testing and replacing the crusher motor or icemaker assembly typically requires disassembly of the icemaker unit and some familiarity with appliance electrical components. If you are not comfortable working with these components, a qualified appliance technician is recommended.
Will resetting my Miele freezer clear error code 3-1-6?
A reset may temporarily clear the displayed code, but if the crusher motor or icemaker assembly has a genuine fault, the error will return once the system attempts to operate the crusher again. The underlying mechanical or electrical problem must be diagnosed and repaired for the code to clear permanently.
Is it safe to keep using my Miele freezer with error code 3-1-6 active?
The freezer's core cooling and freezing functions are not typically compromised by this fault code, which is isolated to the icemaker crusher motor. However, the crushed ice feature should not be used while the fault is active, as continued attempts to run a faulty motor could cause additional damage. Normal ice cube production and freezer operation may continue, but the issue should be addressed promptly.
How much does it cost to repair error code 3-1-6 on a Miele freezer?
Repair costs depend on whether the crusher motor alone needs replacement or the entire icemaker assembly must be replaced. Parts costs for Miele icemaker components tend to be higher than average given the brand's premium positioning, and labor adds to the total. Overall repair costs can range from a modest amount for a simple motor swap to several hundred dollars if the complete icemaker assembly requires replacement.

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