JennAir Start Circuit / Door Interlock Issue

Dishwasher powers on but will not start a cycle; pressing Start does nothing or just beeps.

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Possible Causes

Door not fully latched, Faulty door latch switch, Start button failure, Control board logic fault

How to Fix / Troubleshooting

Safety: Turn off power before removing door panels.

  • Confirm door closure: Ensure the door is firmly closed and latched. Listen for a distinct click.
  • Check for error indicators: Some JennAir models flash specific LEDs to indicate a door or start issue. Refer to your user manual for patterns.
  • Test different cycles: Try selecting another cycle and then pressing Start. If none respond, suspect the latch or control.
  • Inspect latch: Remove the inner door panel and test the door switch for continuity when latched. Replace the latch assembly if it fails.
  • UI/Start button: If the latch is good, the Start button or UI board may be defective and require replacement.

Tip: Avoid leaning heavily on the door when loading; this can misalign the latch over time.

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Repair Difficulty

Easy 2/5

Required Part

Door Latch Assembly
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