The Hotpoint Ariston dishwasher is equipped with the latest technologies, including a self-diagnostic system. If a fault code appears on the display, do not be alarmed. We will tell you what the code means, what is the cause of the breakdown, how to fix it.
Before calling the master, understand the breakdown. Sometimes malfunctions are trifling, so even a novice user can handle them.
How Ariston fault codes are decoded
In the table below, we consider the errors of Ariston dishwashers. The fault code may appear in different ways, depending on the type of dishwasher control. If the panel is equipped with a display, the code will be displayed in alphabetical characters. If there are only indicators on the panel, you need to monitor the number of blinking lights.
There are such types of management:
- indicator light with 4 programs;
- with 6 programs.
Each type produces a different number of blinks, so in the table they are indicated by the numbers 4 and 6. Let’s move on to the consideration of malfunctions in the Ariston PMM.
| Malfunction code | What it means | Causes of appearance | How to fix the problem |
A 01 For model “4” – 1 flash, for model “6” – 3 flashes. | The Aquastop leak protection has worked. | Loss of tightness of connections, water leakage. | Close the water tap. Inspect the dishwasher body, check the tightness of the hose connections. |
AL02 Glow of diodes: “4” – 2 flashes, “6” – 4 flashes. | There is no water intake. | 1. Clogged inlet hose. 2. Problems with the water supply valve. 3. Lack of water in the water supply or low pressure. 4. The filter mesh is clogged. | How to fix the situation: 1. Open the faucet and check for water. 2. Check the inlet valve, it may be closed. 3. Inspect the supply valve, check the hose for blockage. 4. Unscrew the inlet hose and check the mesh filter. If it is clogged, rinse it under running water. |
AL03 For control type “4” – 1-2 blinks of the lights, for “6” – 3-4 blinks. | Water does not drain after washing dishes. | The meaning of the code in the typewriter “Ariston”: 1. Faulty water level sensor. 2. Problems with the drain pump. 3. Violation of wiring contacts. 4. Breakage of the main module. | 1. It is necessary to check the level sensor and the pump. In the event of a malfunction, the parts are replaced. 2. Inspect the wiring from the pump to the module. It is possible that the contacts have come off, so the module does not give a signal to drain the water. 3. Only a specialist can diagnose a module failure. |
AL04 Control «4» – 3 flashes, «6» – 5 flashes. | Problems with the NTC sensor. | Sensor connections broken. | Check circuit, replace control module. |
AL05 For type “4” – 1-3 flashes, for “6” – 3-5. | There is a problem with the pump or level sensor. | 1. Broken pump wiring. 2. Defective pump itself. 3. Problems with the control module. 4. Loose level sensor connections. 5. The filter is clogged. | Do-it-yourself repair: 1. Inspect the wiring and the pump itself. Check its winding. In the event of a malfunction, the part must be replaced. 2. Check sensor contacts, tighten connections. 3. Clean the filter from blockage. |
AL06 Management «4» – 4 morgani, management «6» – 4 morgani. | Malfunctions with power supply to the filling valve. | 1. Faulty wiring leading to the valve. 2. Breakage in the electronic module of the dishwasher. | What you can do: 1. Ring the valve contacts with a multimeter; if it breaks, install a new device. 2. The control module needs diagnostics. |
AL08 Control “4” – 4 flashes, for “6” – 4. | Faulty NTC temperature sensor. | The sensor is not well attached to the tank. | Checking the sensor. |
AL09 Program “4” – 1-4 blinks, “6” – 1-4. | The program is not recognized. | Defect of the Ariston PMM control module, or it is not programmed. | Replacing an element. |
AL10 For “4” – 2-4, for “6” – 4-6. | The contacts of the heating element are broken. | 1. The heating element wiring is broken. 2. The heater is broken. 3. The TEN control relay on the module burned out. | 1. Check the wiring of the heating element. 2. Replace the heater. 3. The main module needs to be repaired. |
AL99 No indication. | No connection. | Violation of the wiring or operation of the module. | Parts inspection and replacement. |
Before taking serious measures, reboot the system. How to restart the dishwasher “Ariston”:
- unplug the machine;
- wait 15-20 minutes;
- connect.
If the code has not disappeared from the screen, then you can start diagnosing a breakdown.
It is important to recognize the malfunction in time. It is not necessary to start the dishwasher if the system signals a breakdown.