Hisense Dishwasher Error Codes: Troubleshooting Common Issues

Solutions:

• Examine the wiring harness for any loose connections or damage.
• Inspect the outlet hose for any blockages or kinks that may be obstructing the water flow.
• Inspect the water inlet valve, which controls the water flow into the dishwasher. Make sure it is not clogged or stuck open. If you find any issues, such as debris blocking the valve or a faulty valve, consider cleaning or replacing it as necessary.
• Check the flowmeter, which measures the amount of water entering the dishwasher, to ensure it is operating correctly.
• Verify the functionality of the float switch, which detects water leaks and prevents flooding. Clean the switch and its surroundings if needed, or replace it if it’s faulty.
• A clogged or blocked drain system can cause water to accumulate in the dishwasher. Check the drain hose, drain pump, and drain filter for any obstructions or debris. Clear any blockages you find.

Solutions:

• Examine the wiring harness for any loose connections or damage.
• Inspect the hydraulic sump for any blockages that may hinder water drainage.
• Inspect the drain filter, drain hose, and pump for any debris or blockages. Clear away any clogs or foreign objects that may hinder the flow of water. Ensure that the drain hose is not kinked or bent, as this can impede proper drainage.
• Inspect the drain hose or siphon, as well as the filter, for any clogs that may be impeding water flow.
• If applicable, clean the course filter to remove any debris or residue.
• Ensure that the yellow locking plug is properly connected.
• Manually verify if the drain pump is operating correctly.
• Check the drain pump resistance using an ohmmeter.

• If the above steps do not resolve the problem, replace the main board.

Solutions:

• Ensure that the water supply to the dishwasher is turned on and that there is sufficient water pressure. Make sure that the water supply valve connected to the dishwasher is fully open and not restricted in any way.
  • Check the water pressure from the main supply and ensure it meets the dishwasher manufacturer’s requirements. If the water pressure is too low, you may need to contact a plumber to address the issue.
• Check the water inlet hose for any kinks, bends, or damage that may be restricting water flow. Ensure that the hose is properly connected to both the dishwasher and the water supply valve.
• Remove any debris or sediment that may be blocking the filter and affecting water flow. Clean the filter and reinstall it properly.
• Check the water valve to ensure that it is not obstructed or malfunctioning.

• Ensure that the flowmeter is functioning correctly and accurately, measuring the water flow.
• If the error still occurs, check and replace the main board.

Solutions:

• Check the water inlet valve for any signs of leakage. Check the valve itself as well as the connections between the valve and the water supply hose. Look for visible signs of water dripping. If you notice any leaks, tighten the connections or replace the faulty valve.
• Check the dishwasher tub and the gasket or seal around the door for any signs of water accumulation or leakage. Make sure that the door gasket is intact and properly seated. Clean or replace the gasket if it appears worn or damaged.
• Ensure that the flowmeter is receiving 5 Vdc; if not, replace the main board.
• Check the pressure sensor.
• If the error code persists, replace the main board.

Solutions:

• Check the wiring and connections associated with the heating element. Look for loose or damaged wires, burned connections, or any signs of electrical malfunction.
  • Ensure all connections are secure and free from damage. Repair or replace any faulty wiring or connections as needed.
• Inspect the heating element for any visible signs of damage, such as cracks, breaks, etc.
• Use a multimeter set to resistance or continuity mode to test the heating element. Disconnect the dishwasher from the power supply and access the heating element. Touch the multimeter probes to the terminals of the heating element, and the resistance should be around 12 ohms. If there is no reading, it indicates a faulty heating element that needs to be replaced.

• Ensure that the temperature sensor is accurately detecting the dishwasher’s temperature.
• Check the pressure sensor to ensure it is functioning correctly.
• Ensure that the circulation pump is operating properly.
• If the above steps do not resolve the problem, replace the main board.

Solutions:

• Inspect the wiring harness for any loose connections or damage.
• Ensure that the temperature sensor is accurately measuring the dishwasher’s temperature.

• If the above steps do not resolve the problem, replace the main board.

Solutions:

• Check the wiring harness for any loose connections or damage.
• Ensure that the pressure sensor is functioning correctly and accurately, detecting the dishwasher’s pressure.
• Verify the functionality of the control unit and replace it if the error persists.

Solutions:

• Check the wiring and connections associated with the turbidity sensor. Look for loose, damaged wires or any signs of an electrical malfunction. Make sure all connections are secure and free from damage. Repair or replace any faulty wiring or connections as needed.
• Sometimes, the turbidity sensor can become dirty or covered in residue, affecting its functionality. Clean the sensor. Gently wipe away any debris or residue that may be obstructing the sensor.
• Ensure that the turbidity sensor is properly aligned and positioned in its designated location within the dishwasher. If it has become misaligned, carefully adjust it to its correct position.
• Inspect the turbidity sensor for any visible signs of damage, such as physical damage or corrosion. If you notice any issues, it’s likely that the turbidity sensor needs to be replaced.
• If the above steps do not resolve the problem, replace the main board.

Solutions:

• Inspect the wiring harness for any loose connections or damage.
  • Repair or replace any faulty wiring or connections as needed.
• Check the diverter valve for any visible signs of damage, such as cracks, leaks, or debris blocking its operation. If you notice any issues, it’s likely that the diverter valve needs to be replaced.
• Use a multimeter to check the resistance of its micro-motor. If the diverter valve fails the test, it will need to be replaced.

• If the above steps do not resolve the problem, replace the main board.

Solutions:

• Ensure that the pressure sensor is accurately detecting the dishwasher’s water level.
• Check the water valve to ensure it is supplying the appropriate amount of water.
• Inspect the flowmeter to ensure it is measuring the water flow correctly.
• Verify the functionality of the air break mechanism.
• Ensure that the drain hose is not obstructed or damaged.

Solutions:

• Inspect the wiring harness for any loose connections or damage.
• Check the water valve to ensure it is supplying the appropriate amount of water.
• Inspect the flow meter to ensure it is measuring the water flow accurately.
• If applicable, clean the filter to remove any debris or residue.
• Ensure that the drain hose is not obstructed or damaged.
• Ensure that the drain pump is functioning correctly and effectively draining the water.

Solutions:

• Check all the hoses and connections in the dishwasher, including the inlet hose, drain hose, and any other hoses associated with the water supply or drainage. Look for signs of damage, loose connections, or leaks. Tighten connections or replace damaged hoses as necessary.
• Check the dishwasher’s base for the presence of water or excessive moisture. If you find water in this area, it suggests a leak that has triggered the float switch. Identify the source of the leak, which could be a damaged hose, a loose connection, or a faulty door seal.
• Check the door gasket and other seals within the dishwasher for any signs of wear, damage, or misalignment. A faulty seal or gasket can cause water to leak out during operation. Clean or replace the seal or gasket as needed.
• If there is no visible water or moisture, clean the float switch and its surrounding area. Use a soft cloth to remove any debris or buildup that may be interfering with the proper operation of the float switch.
• After cleaning, perform a test to ensure the float switch is functioning correctly. Gently lift the float by hand and observe whether it moves freely and triggers the switch. If the float switch does not activate or is not responsive, it may need to be replaced.

Solutions:

• Check the wiring harness for any loose connections or damage.
• Ensure that the circulation pump is functioning correctly.

• If the above steps do not resolve the problem, replace the main board.

Solutions:

• Before starting the cleaning process, remove any food particles or debris from the dishwasher. Check the bottom of the dishwasher, the filter, and the spray arms for any visible debris and clear them away.
• Remove the filter according to the manufacturer’s instructions and clean it thoroughly. Use a soft brush or toothbrush to remove any stubborn residue. Rinse the filter under running water to ensure it is free from debris.
• Remove the spray arms if possible and rinse them under running water to remove any blockages. Use a small brush or toothpick to dislodge any debris from the spray arm nozzles.
• Refer to your dishwasher’s user manual to determine the self-cleaning cycle and how to initiate it.
  • Activate the dishwasher’s self-cleaning cycle with the dishwasher empty and add a dishwasher cleaning agent or a cup of baking soda to help remove any remaining residue and odors.
• After completing the self-cleaning cycle, use a damp cloth to wipe down the interior surfaces of the dishwasher. Pay attention to the walls, door, and gasket or seal to remove any residue or stains. You can use a mild detergent solution for added cleaning power.