How to Access Diagnostic Mode on a Hotpoint Washing Machine

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Introduction

Use the hidden service (diagnostic) mode on a Hotpoint washer to check stored fault codes, run built-in tests, and reference the technician sheet (a manufacturer manual often hidden inside the machine). This helps when the washer won’t run correctly and you need a starting point for troubleshooting.

Step 1 Confirm the console light layout

Check that the control panel uses the same style and orientation of indicator lights shown in the video before following the light-based code instructions.
Use the exact light positions on your console when comparing what’s flashing, because the service-mode features in this video are tied to this specific light configuration.

Step 2 Locate the hidden technician sheet

Look for the hidden manufacturer manual (technician sheet) near the back left corner of the washer.
Tilt the washer against a wall and check underneath that back left corner for the manual.
Support the washer securely while it’s tilted so it can’t slip or fall.
Use the technician sheet for the exact mode list, error-code definitions, troubleshooting tips, and schematics for your specific model.
If the manual isn’t underneath, it may be placed near the processor behind a plate, but the steps to access that area aren’t shown in the provided source material.

Step 3 Enter service mode

Press and hold the Start/Pause button.
Keep holding Start/Pause while turning the cycle dial clockwise seven clicks (increments).
Release the Start/Pause button when the dial is on the seventh increment.
Confirm service mode is active by checking that all console lights flash on and off at the same time (from Deep Rinse Fill through Lid Locked).

Step 4 Navigate and run service tests

Turn the dial clockwise to move forward through the service test numbers.
Turn the dial counterclockwise to move backward through the service test numbers.
Press the Start/Pause button to activate the currently selected service mode and observe the function the mode is meant to operate.
Use the technician sheet to understand what each service mode is designed to do on your model.

Step 5 View stored fault codes using the lights

Select service mode number one (fault codes).
Press the Start/Pause button to display a fault code using a flashing-light sequence.
Read the flashing lights as a binary code sequence and match it to the fault-code chart in the technician sheet.
Press the Start/Pause button repeatedly to scroll through any additional stored failures.
If there are no stored or active error codes, all LED lights blink on and off at the same time.
Exit the fault-code display by turning the dial to the next service mode.

Step 6 Use the technician sheet for model-specific mode counts and codes

Expect the number of available service modes to vary by model, even if the washer looks similar.
Use the technician sheet from your washer to confirm the exact number of service modes and the exact fault-code meanings for your model.
WARNING: A full error-code list, exact binary-to-code mappings, and model-by-model solutions for common codes are not included in the provided source material, so they can’t be accurately documented here.

Conclusion

Service mode lets you select tests with the dial and use Start/Pause to show or run them, while fault codes appear as flashing-light (binary) patterns. Use the hidden technician sheet inside the washer for the correct code chart, mode list, troubleshooting tips, and schematics for your exact model and console light layout.