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Bosch Dishwasher Symptoms and Solutions

Bosch dishwashers are known for their Aquastop leak protection, which means their fault codes look a little different from other brands. Here's a quick reference.

Bosch dishwashers are common in Delhi NCR kitchens, particularly in newer builds, and their Aquastop leak protection system means Bosch fault codes behave a little differently from other brands. Here's a practical rundown of the symptoms we see most often and what they usually point to.

E15: The Aquastop Warning

E15 is Bosch's leak-sensor code, triggered when water is detected in the base pan of the machine. It's a deliberately cautious code - the machine would rather stop and alert you than risk an undetected leak spreading across your kitchen floor. Ruling out detergent type (regular dish soap causes excess suds and can trigger this) is worth doing before assuming an internal leak.

E24: Drainage Trouble

E24 points to a drain fault, most commonly from a clogged filter at the base of the tub or a kinked hose under the sink. This is one of the easiest Bosch codes to self-diagnose since both potential causes are accessible without tools.

Cloudy Glasses and Poor Cleaning

  • Often related to spray arm holes blocked by mineral deposits, especially in hard water areas
  • Can also stem from using rinse aid inconsistently, which affects how water sheets off glassware
  • Worth checking the filter before assuming a mechanical fault

When Bosch Codes Need a Technician

Because of the Aquastop system, Bosch dishwashers are generally good at catching leaks before they become serious - but that also means E15 in particular shouldn't be worked around by simply resetting the machine. Any leak-related code deserves a proper inspection to find the actual source.

If your Bosch dishwasher throws E15 more than once, don't keep resetting it - book an inspection so the actual leak source gets identified and fixed.

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