Indesit E9

Indesit error code E9 indicates: Indesit Push&Go & Extra Hygiene DFP Series Dishwasher: Overfill chamber safety trip E9; water pressure transducer senses water level beyond maximum safety mark during fill..

The primary root cause for Indesit code E9 is: On Indesit dishwashers: Short-circuited triac feeding constant 230V to inlet solenoid valve, or mineral sediment preventing valve armature closure..

To resolve error code E9: Isolate mains power immediately. Check if water continues filling tub unpowered (valve mechanically failed). If stops, replace shorted power board. Press and hold Start/Reset for 5 seconds until drain pump runs, wait 60 seconds, then power cycle ON/OFF.

Resetting power (unplugging for 5–10 minutes) clears temporary memory errors. However, if Indesit code E9 persists, the physical component causing On Indesit dishwashers: Short-circuited triac feeding constant 230V to inlet solenoid valve, or mineral sediment preventing valve armature closure. must be inspected or replaced.

Set a digital multimeter to ohms (Ω). Disconnect power and test Mechanical Pressure Switch Contacts / Inductive Frequency Sensor across Across switch spade contacts with harness unplugged; electronic output: 40Hz–50Hz frequency signal. Expected nominal reading is Mechanical: Continuity 0.0Ω–0.2Ω (Empty: 11-12, Full: 11-14). Electronic: 20Ω–45Ω coil resistance.. Tolerance: Mechanical switch contacts must transition cleanly on gentle breath pressure. Coil ~22Ω ±5%..

Standard electrical safety protocol: 1. Disconnect 230V mains power before opening panels. 2. Verify zero voltage at test points. 3. Allow hot water or heating elements to cool below 30°C before handling.