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Error code reference

Maytag Dryer Error Code FP E1

Coin 1 Circuit Error

Maytag codesMaytag dryer codes

Coin 1 Circuit Error — Fault detected in the Coin 1 drop sensor circuit.

First step from the service manual

Check for blocked Coin drop sensor. Check Coin 1 sensor connection AA4 at control board.

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

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What FP E1 means on a Maytag dryer

The FP E1 error code on a Maytag dryer indicates a fault in the Coin 1 drop sensor circuit. This code is specific to commercial or coin-operated dryer models equipped with a coin acceptance mechanism. The Coin 1 drop sensor is responsible for detecting when a coin passes through the coin slot and into the collection chute. When the control board detects an abnormal signal or an open/short circuit condition in this sensor circuit, it logs the FP E1 fault and may interrupt normal operation to prevent unintended free vending.

The sensor circuit connects to the main control board at connector AA4. A fault can originate at the sensor itself, along with the wiring harness between the sensor and the board, or at the board connection point. Physical obstructions inside the coin drop path are a common trigger, as debris or a lodged coin can interfere with the sensor's ability to cycle properly, causing the circuit to read an unexpected state.

Diagnosis should begin by inspecting the coin drop path for any blockage or foreign object that may be preventing the sensor from operating freely. After clearing any obstruction, confirm that the wiring harness connector at AA4 is fully seated and that the connector pins are not corroded, bent, or backed out of the housing. If the connection is secure and the path is clear but the fault persists, the sensor itself or the control board may need further evaluation.

Source: manufacturer service documentation.

Common causes of FP E1

  1. 01

    Blocked coin drop path

    Wiring / connection

    A lodged coin, debris, or foreign object in the coin chute can prevent the sensor from cycling correctly, triggering the fault. Inspect and clear the coin drop path as the first step.

  2. 02

    Loose or disconnected connector at AA4

    Wiring / connection

    The Coin 1 sensor wiring harness connects to the control board at connector AA4. If this connector is partially seated or has worked loose, the board will detect an open circuit and log FP E1.

  3. 03

    Corroded or damaged connector pins

    Wiring / connection

    Corrosion, bent pins, or backed-out terminals at the AA4 connector can cause intermittent or complete loss of signal from the Coin 1 sensor. Inspect each pin carefully and clean or repair as needed.

  4. 04

    Faulty Coin 1 drop sensor

    Part replacement

    If the coin path is clear and the wiring connections are secure, the sensor itself may have failed internally. A failed sensor will need to be replaced to restore normal coin detection.

  5. 05

    Defective control board

    Part replacement

    If the sensor and all wiring check out correctly but the FP E1 code persists, the control board circuit responsible for reading the AA4 input may be damaged. Board replacement would be required in this scenario.

See the test procedure for each cause

Frequently asked questions about FP E1

What does FP E1 mean on a Maytag dryer?
FP E1 on a Maytag dryer indicates a fault detected in the Coin 1 drop sensor circuit. This code applies to commercial coin-operated models and means the control board is not receiving a proper signal from the sensor that detects coin drops. The fault can be caused by a blockage, a wiring issue, or a component failure.
How do I fix the FP E1 error on my Maytag dryer?
Start by checking the coin drop path for any lodged coins or debris and clear any blockage you find. Next, locate connector AA4 at the control board and ensure the Coin 1 sensor wiring harness is fully and securely connected. If the code returns after these steps, the sensor or the control board may need to be tested and potentially replaced.
Will resetting the dryer clear the FP E1 error code?
A reset may temporarily clear the FP E1 code, but if the underlying cause is not addressed the fault will return. If a blockage or loose connector is the root cause, fixing those issues before or after a reset will allow the machine to operate normally. A reset alone will not resolve a failed sensor or damaged wiring.
Is it safe to use my Maytag dryer while it shows the FP E1 error?
The FP E1 code is specific to the coin acceptance circuit and does not directly indicate a heating or mechanical hazard. However, the dryer may not function correctly or may refuse to start a cycle until the fault is resolved. It is best to diagnose and correct the issue before returning the machine to service.
How much does it cost to repair the FP E1 error on a Maytag dryer?
If the fix is simply clearing a blockage or reseating a connector, there may be no parts cost at all. Replacing the Coin 1 drop sensor typically runs in the range of $20 to $80 for the part, depending on the model. If the control board is at fault, board replacement costs generally range from $100 to $300 or more, plus any applicable labor charges.

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