Please do take care to read the information thoroughly as it is there to help you understand fault codes and to keep you safe. There are also some help, tips and hints with a lot of the fault codes published here that you usually will not find anywhere else and, as we learn, we add more information so if you can't find what you need please ask in the forums.
Before using this section please understand that fault or error codes are used as a diagnostic aid, they are not a replacement for diagnostic skill on the part of the person repairing the product and are not in any way usually going to point to the precise component that is faulty. All they do is give you an idea of where to start looking for the fault.
Bosch Washing Machine NEXXT Models Error Codes
These error code explanations can help you diagnose a problem with your Bosch Washing Machine NEXXT Models.
North London Appliances Repair forums
We add more information as we learn so if you can't find what you need please ask in the Repair forums.
Er:01
Er:01 - Door is open
- Issue:
- Door is open. Faulty oor lock assembly.
- Advice:
- Unplug the washer and reconnect any loose wires on the door lock assembly wire harness. Replace the wire harness if damaged. If the wire connections are okay, replace the door lock assembly. If the fault persists, please arrange an engineer visit. We offer fixed price Bosch Washing machine Repairs in London, you can book a repair online or call us on 0208 226 3633 to arrange an engineer visit.
Er:02
Er:02 - ...
- Issue:
- ...
- Advice:
- We add more information as we learn so if you can't find what you need please ask in the Repair forums. Alternatively you can book a repair online or call us on 0208 226 3633 to arrange an engineer visit. We offer fixed price Bosch Washing machine Repairs in London.
Er:03
Er:03 - ...
- Issue:
- ...
- Advice:
- We add more information as we learn so if you can't find what you need please ask in the Repair forums. Alternatively you can book a repair online or call us on 0208 226 3633 to arrange an engineer visit. We offer fixed price Bosch Washing machine Repairs in London.
Er:03
Er:03 - ...
- Issue:
- ...
- Advice:
- We add more information as we learn so if you can't find what you need please ask in the Repair forums. Alternatively you can book a repair online or call us on 0208 226 3633 to arrange an engineer visit. We offer fixed price Bosch Washing machine Repairs in London.
Er:04
Er:04 - Door lock relay won't activate
- Issue:
- Door lock relay won't activate
- Advice:
- Unplug the washer for 3 minutes to reset the control module. If the code returns after you plug it back in, replace the control module. If the fault persists, please arrange an engineer visit. We offer fixed price Bosch Washing machine Repairs in London, you can book a repair online or call us on 0208 226 3633 to arrange an engineer visit.
Er:05
Er:05 - Water temperature sensor is defective
- Issue:
- Water temperature sensor is defective
- Advice:
- Unplug the washer and reconnect any loose wires on the water temperature sensor (also called the negative temperature coefficient, or NTC). Replace the wire harness if damaged. If the wire connections are okay, replace the water temperature sensor. If the fault persists, please arrange an engineer visit. We offer fixed price Bosch Washing machine Repairs in London, you can book a repair online or call us on 0208 226 3633 to arrange an engineer visit.
Er:06
Er:06 - Water temperature sensor is defective
- Issue:
- Water temperature sensor is defective
- Advice:
- Unplug the washer and reconnect any loose wires on the water temperature sensor (also called the negative temperature coefficient, or NTC). Replace the wire harness if damaged. If the wire connections are okay, replace the water temperature sensor. If the fault persists, please arrange an engineer visit. We offer fixed price Bosch Washing machine Repairs in London, you can book a repair online or call us on 0208 226 3633 to arrange an engineer visit.
Er:07
Er:07 - Unexpected heating
- Issue:
- Unexpected heating (water heats up without the control module activating the heater)
- Advice:
- Unplug the washer and check the heater for visible damage. A damaged heater could be shorting out to the metal cabinet, causing the element to heat constantly. Replace the heater if damaged. If the heater is okay, replace the control module because the relay that controls the heater is likely stuck in the On position. If the fault persists, please arrange an engineer visit. We offer fixed price Bosch Washing machine Repairs in London, you can book a repair online or call us on 0208 226 3633 to arrange an engineer visit.
Er:08
Er:08 - Heating time exceeded
- Issue:
- Heating time exceeded (heater doesn’t turn off)
- Advice:
- Unplug the washer and check the heater for visible damage. A damaged heater could be shorting out to the metal cabinet, causing the element to heat constantly. Replace the heater if damaged. If the heater is okay, replace the control module because the relay that controls the heater is likely stuck in the On position. If the fault persists, please arrange an engineer visit. We offer fixed price Bosch Washing machine Repairs in London, you can book a repair online or call us on 0208 226 3633 to arrange an engineer visit.
Er:09
Er:09 - No communication between control module and motor control module
- Issue:
- No communication between control module and motor control module
- Advice:
- Unplug the washer and reconnect any loose wires on the control module and the motor control module. If the connections are okay, replace the wire harness. If the problem persists, replace the motor control module. In some cases, the main control module also must be replaced. If the fault persists, please arrange an engineer visit. We offer fixed price Bosch Washing machine Repairs in London, you can book a repair online or call us on 0208 226 3633 to arrange an engineer visit.
Er:10
Er:10 - ...
- Issue:
- ...
- Advice:
- We add more information as we learn so if you can't find what you need please ask in the Repair forums. Alternatively you can book a repair online or call us on 0208 226 3633 to arrange an engineer visit. We offer fixed price Bosch Washing machine Repairs in London.
Er:11
Er:11 - Water fill time exceeded
- Issue:
- Water fill time exceeded
- Advice:
- Make sure that both water supply valves behind the washer are fully open. In winter, check the fill lines for freezing. Check the drain system for a siphon problem. If the water inlet valve assembly is defective, replace it. If the fault persists, please arrange an engineer visit. We offer fixed price Bosch Washing machine Repairs in London, you can book a repair online or call us on 0208 226 3633 to arrange an engineer visit.
Er:12
Er:12 - Water fill time exceeded
- Issue:
- Water fill time exceeded
- Advice:
- Make sure that both water supply valves behind the washer are fully open. In winter, check the fill lines for freezing. Check the drain system for a siphon problem. If the water inlet valve assembly is defective, replace it. If the fault persists, please arrange an engineer visit. We offer fixed price Bosch Washing machine Repairs in London, you can book a repair online or call us on 0208 226 3633 to arrange an engineer visit.
Er:13
Er:13 - Drain time exceeded
- Issue:
- Drain time exceeded
- Advice:
- Remove any clogs from the house drain for the washer. Remove any clogs or kinks from the washer drain hose. Unplug the washer and check the large-item filter in the drain pump for a clog. If the drain pump is defective, replace it. If the fault persists, please arrange an engineer visit. We offer fixed price Bosch Washing machine Repairs in London, you can book a repair online or call us on 0208 226 3633 to arrange an engineer visit.
Er:14
Er:14 - Overfill level reached
- Issue:
- Overfill level reached
- Advice:
- If the washer is not overfilled, the water level pressure switch is likely defective and will need to be replaced. If the washer is overfilled, shut off the water supply faucets behind the washer. The drain pump runs continuously when this code is displayed and should pump out the water. Unplug the washer and open the water supply valves. If the washer fills when the electrical power is disconnected, replace the water inlet valve assembly. If the fault persists, please arrange an engineer visit. We offer fixed price Bosch Washing machine Repairs in London, you can book a repair online or call us on 0208 226 3633 to arrange an engineer visit.
Er:15
Er:15 - ...
- Issue:
- ...
- Advice:
- We add more information as we learn so if you can't find what you need please ask in the Repair forums. Alternatively you can book a repair online or call us on 0208 226 3633 to arrange an engineer visit. We offer fixed price Bosch Washing machine Repairs in London.
Er:16
Er:16 - ...
- Issue:
- ...
- Advice:
- We add more information as we learn so if you can't find what you need please ask in the Repair forums. Alternatively you can book a repair online or call us on 0208 226 3633 to arrange an engineer visit. We offer fixed price Bosch Washing machine Repairs in London.
Er:17
Er:17 - Aquastop error
- Issue:
- Aquastop error
- Advice:
- The Aquastop float switch in the base of the washer cabinet trips if water leaks into the base of the washer cabinet. Unplug the washer and check for water in the base of the cabinet. If water is present, repair the source of the leaking. If the base of the cabinet is dry, check for a foreign object stuck under the float switch. If the Aquastop float switch is defective, replace it. If the fault persists, please arrange an engineer visit. We offer fixed price Bosch Washing machine Repairs in London, you can book a repair online or call us on 0208 226 3633 to arrange an engineer visit.
Er:18
Er:18 - ...
- Issue:
- ...
- Advice:
- We add more information as we learn so if you can't find what you need please ask in the Repair forums. Alternatively you can book a repair online or call us on 0208 226 3633 to arrange an engineer visit. We offer fixed price Bosch Washing machine Repairs in London.
Er:19
Er:19 - ...
- Issue:
- ...
- Advice:
- We add more information as we learn so if you can't find what you need please ask in the Repair forums. Alternatively you can book a repair online or call us on 0208 226 3633 to arrange an engineer visit. We offer fixed price Bosch Washing machine Repairs in London.
Er:20
- Spin cycle terminated
- Issue:
- Either the spin cycle ended because of a severely unbalanced load or communication was lost between the motor control module and the main control module. If the load was unbalanced, manually balance the load and remove some items to reduce the size of the load.
- Advice:
- If the washer still won't spin, unplug the washer and reconnect any loose wires on the control module and the motor control module. Replace the wire harness if damaged. If the wire harness connections are okay, replace the motor control module. If the problem persists, replace the control module. If the fault persists, please arrange an engineer visit. We offer fixed price Bosch Washing machine Repairs in London, you can book a repair online or call us on 0208 226 3633 to arrange an engineer visit.
Er:21
Er:21 - Excessive foam detected
- Issue:
- Advice:
- Use the proper amount of high-efficiency (HE) detergent in the washer. Most loads need only 1 tablespoon of HE detergent due to the reduced water level in this front-load washer. If the fault persists, please arrange an engineer visit. We offer fixed price Bosch Washing machine Repairs in London, you can book a repair online or call us on 0208 226 3633 to arrange an engineer visit.
Er:22
Er:22 - Electrical power supply problem
- Issue:
- Electrical power supply problem
- Advice:
- Make sure the power cord for the washer is plugged in. If so, test the electrical outlet by plugging in a lamp or small appliance. If the electrical outlet doesn’t work, have an electrician repair the outlet. If the outlet works, unplug the washer and reconnect any loose wires on the control module. If the power cord or outlet plug is damaged, replace it. If the fault persists, please arrange an engineer visit. We offer fixed price Bosch Washing machine Repairs in London, you can book a repair online or call us on 0208 226 3633 to arrange an engineer visit.
Er:23
Er:23 - ...
- Issue:
- ...
- Advice:
- We add more information as we learn so if you can't find what you need please ask in the Repair forums. Alternatively you can book a repair online or call us on 0208 226 3633 to arrange an engineer visit. We offer fixed price Bosch Washing machine Repairs in London.
Er:24
Er:24 - ...
- Issue:
- ...
- Advice:
- We add more information as we learn so if you can't find what you need please ask in the Repair forums. Alternatively you can book a repair online or call us on 0208 226 3633 to arrange an engineer visit. We offer fixed price Bosch Washing machine Repairs in London.
Er:25
Er:25 - Door lock is blocked
- Issue:
- Advice:
- The door lock coil overheated because of repeated attempts to lock or unlock the door. Check the door lock assembly for damage or a foreign object stuck in the locking mechanism. If the door lock assembly is damaged, replace it. If the fault persists, please arrange an engineer visit. We offer fixed price Bosch Washing machine Repairs in London, you can book a repair online or call us on 0208 226 3633 to arrange an engineer visit.
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