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15 blinking

Display shows 15 with rapidly blinking On/Off LED — Cycle finishes prematurely

Hotpoint · Dishwashers

What does 15 blinking mean?

The display shows '15' and the On/Off LED is rapidly blinking. This indicates that the Dishwasher is prematurely ending its wash cycle, possibly due to issues with the drain hose or air in the water supply.

Common Causes

  • Drain hose positioned too low or siphoning into home sewage system.
  • Air in water supply.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Check if the end of the drain hose is placed at the correct height (refer to INSTALLATION).

  2. 2

    Check for siphoning into your home sewage system; install an air admittance valve if necessary.

  3. 3

    Inspect the water supply for leaks or other issues that might be allowing air into the system.

  4. 4

    Turn off the Dishwasher, then turn it back on, reprogram it, and restart a new cycle.

Browse all codes in this manual (50)
Verified technical data. Last updated: April 2026

Related Faults

3 blinkingDisplay shows 3 with rapidly blinking On/Off LED — Dishwasher won't drain3 flashes, 2 beepsOption LED flashes 3 times with 2 beeps — Incompatible wash option selected3 flashes, 3 beepsFirst option LED flashes 3 times with 3 beeps — Incompatible options selected together
Source: Hotpoint Dishwashers
Open Manual (Page 8)Search more codes in this manual