Bosch dryer troubleshooting

Modern drying machines are sufficiently reliable and durable appliances capable to work efficiently for many years in case of proper handling and timely care. Unfortunately, as any appliances, they break down. For conducting of diagnostics of breakdowns, our troubleshooting tables with faults` codes for Bosch dryers are presented below. It is a perfect help.

Bosch AXXIS series, Bosch MistCare Nexxt series dryer troubleshooting

ProblemPossible causeRemedial action
Dryer does not start.Main plug not inserted at all or not inserted correctly.Insert main plug correctly.
On indicator light does not illuminate.A fuse of power supply has tripped.Replace/switch on fuse.
Start button not pressed.Press Start button.
No program selected.Select program.
Door not closed.Close door.
Ambient temperature below 41 °F/5 °C.Increase room temperature.
Dryer does not start. The selected Start in time flashes in the display.The selected time is not saved.Press the Start button to save the time and to start counting down.
The door opens by itself.The locked pin is not engaged.Push the door closed until you hear the locking pin click into place.
Program has been interrupted.Lint filter dirty.Clean filter as described on page 21. Switch off/switch on again.
Exhaust air duct is blocked or too long.Clean exhaust air duct. Reduce exhaust air duct to maximum length, see table on page 10. Switch off/switch on again.
Fault in program sequence or malfunction.Switch off dryer, leave to cool down for 30 min, switch on again. Restart program.
The room/cabinet is not adequately ventilated.Provide an adequate supply of fresh air. Switch off/switch on again.
Degree of drying has not been reached or the drying time is too long.Moisture sensor dirty.Clean moisture sensor as described on page 21. Switch off/switch on again.
Exhaust air duct is blocked or too long.Clean exhaust air duct. Reduce exhaust air duct to maximum length, see table on page 10. Switch off/switch on again.
Lint filter dirty.Clean filter as described on page 21. Switch off/switch on again.
Laundry was too wet.Spin laundry at higher speed in the washing machine. Switch off/switch on again.
Unsuitable program selected.Select program with aid of the program selection table (see page 18). Switch off/switch on again.
Maximum drying time was exceeded.Clean lint filter (see page 21). Check exhaust air extraction. Spin laundry at a higher speed in your washer.
Motor limit temperature was exceeded.Switch off dryer, leave to cool down for 30 min. Switch on again. Start program.

BOSCH Nexxt Premium series dryer troubleshooting


FaultPossible causeAction
The door cannot be opened.“No final spin" selected.Select Drain or Spin.
Child lock activated.Deactivate child lock; see Page 26
Power failure.An interrupted program will be resumed when power is restored. If the laundry is to be removed during a power failure, call Customer Service (refer to Page 35).
Program is running and/or the door is locked for safety reasons.Wait until the program ends; see Page 29.
Plug is loose or not inserted.Eliminate the cause.
Program selector turned to Off before end of program.Select a program.
Door cannot be opened, even though the appliance has been switched off and on again.Child lock activated.Deactivate child lock, see Page 26.
Door cannot be opened, even though the appliance has been switched off and on again.For safety reasons the door has been locked because the water level, temperature or drum speed is too high.See "Adding to the laundry/interrupting the program", Page 28.
Program continues running, even though the appliance has been switched off and on again.Child lock activated.Deactivate child lock; see Page 26.
Appliance cannot be operated. "Child lock activated" as indicated in the display field.Child lock activated.Deactivate child lock; see Page 26.
FaultPossible causeAction
Control lights do not light up.A fuse has blown.Replace the fuse of the individual circuit. Call Customer Service if this fault recurs.
Power failure.An interrupted program will be resumed when power is restored. If the laundry is to be removed during a power failure, call Customer Service (refer to Page 35).
Appliance is in energy-saving mode. This is not a fault.Press the Select button; energy-saving mode is terminated.
Program does not start. Start/Pause indicator light flashes.Start/Pause button not pressed.Press the Start/Pause button.
Program does not start.Door not closed properly.Check whether laundry is trapped in door.
"Check Door!" indicated in the display field.Close the door (a click should be heard). Program continues.
"Press start" is indicated in the display field.End time selected but still not activated by pressing the Start/Pause” button.Press the Start/Pause button.
Program does not start. "Real Time delay" is indicated in the display field.End time selected and activated.None. Appliance starts automatically.
Clock cannot be set.Program has already started; when a program has started, the clock cannot be set.Wait until program ends.
"Set clock:” text remains in the display field even though the Menu button has been pressed.The setting has switched from hours to minutes; both selection points have the same text.None.
No time displayed.Time not set.Set time; see Page 27.
End time cannot be selected.Time not set.Set time; see Page 27.
Program has already started; when a program has started, the end time can no longer be selected.Before starting the program, select and start the desired end time; see Page 24.
Spin speed cannot be selected.Spinning is already in progress; during spin cycle the speed cannot be changed.Select speed before spinning.
Program selector is set to Drain; spin cycle is not possible with this program.If required, select another program.
Child lock cannot be selected.The program has already started.Child lock can be selected in pause mode.
Detergent residue in the detergent dispenser.Detergent was damp or lumpy.Clean and dry the detergent dispenser; see Page 30. Use the cap of the detergent bottle to measure liquid detergents.
Water does not enter the machine or detergent is not washed away. "Water tap closed?” indicated in the display field.Water tap not turned on.Turn on water tap. Program continues.
Supply hose kinked or pinched.Eliminate the cause.
Strainers in supply hose clogged.Clean the water inlet strainers; see Page 30.
Water pressure too low.Eliminate the cause.
Water cannot be seen in drum.This is not a fault. The water level is below the visible part of the drum.
Washing solution has not drained completely. "Drainage blocked?" indicated in the display field.The water drainage pipe and/or drain hose is blocked.Clean the water drainage pipe and/or drain hose.
Water is flowing out from underneath the machine.The thread of the supply hose is not tight.Tighten the thread.
Leak in the drain hose.Replace the drain hose.
Suds coming out of the detergent dispenser.Too much detergent.Mix 1 tablespoon of fabric softener with 1 pt (lA litre) of water and pour into detergent dispenser 1. Reduce the amount of detergent next time, use a low sudsing detergent.
Repeated spinning.This is not a fault. The imbalance compensation system is attempting to balance the load through repeated spins.Always load the drum with large and small items together.
The laundry was not spun.Large items of clothing have become entangled and could not be distributed evenly in the drum. For reasons of safety the high-speed spin cycle was automatically suppressed.Always load the drum with large and small items together.
Program duration extended.This is not a fault. The suds detection feature has activated an additional rinsing cycle to reduce the amount of suds.Add a more appropriate amount of detergent.
This is not a fault. The imbalance compensation system is attempting to balance the load through repeated spins.Always load the drum with large and small items together.
Unsatisfactory washing result.The degree of soiling was higher than estimated.Select suitable program or Power Wash as an additional option.
Not enough detergent.Add detergent according to the manufacturer's specifications.
Oetergent residue on the laundry.Some phosphate-free detergents contain water-insoluble residues that may appear as light spots on the laundry.Brush off spots when laundry is dry.
Gray residue on the laundry.Dirt accumulation from ointments, fats or oils.Add the maximum amount of detergent and select the highest permissible temperature.

Bosch Vision Series series dryer troubleshooting

Some of the features characteristic to Bosch KGF are the temperature alarm, the timer and the “lock” function. There are energy-saving modes (“eco” and “holiday”) that can be especially useful when you are leaving the appliance for a long period of time.


FaultPossible causeAction
Cycle duration extended.This is not a fault. The suds detection feature has activated an additional rinsing cycle to reduce the amount of suds.Add a more appropriate amount of detergent.
This is not a fault. The unbalance compensation system is attempting to balance the load through repeated spins.Always load the drum with large and small items together.
This is not a fault. The laundry load may be large, requiring more time.Allow additional washing time for larger loads.
The door cannot be opened.Child lock activated.Deactivate child lock; (see Page 25)
Power failure.An interrupted cycle will be resumed when power is restored. If the laundry is to be removed during a power failure, call Customer Sen/ice (refer to Page 32).
Cycle is running and/or the door is locked for safety reasons.Wait until the cycle ends (see Page 26).
Plug is loose or not inserted.Eliminate the cause.
Cycle selector turned to Off before end of cycle.Select a cycle.
Door cannot be opened, even though the appliance has been switched off and on again.Child lock activated.Deactivate child lock (see Page 25).
For safety reasons the door has been locked because the water level, temperature or high drum speed.See 'Adding to the laundry/interrupting the cycle", Page 26.
Cycle continues running, even though the appliance has been switched off and on again.Child lock activated.Deactivate child lock (see Page 25).
Appliance cannot be operated. "Child lock activated” as indicated in the display field.Child lock activated.Deactivate child lock (see Page 25).
Control lights do not light up.A fuse has blown.Reset circuit breaker.
Call Customer Service if this fault recurs.
Power failure.An interrupted cycle will be resumed when power is restored. If the laundry is to be removed during a power failure, call Customer Service (see page 32).
Cycle does not start. Start/Pause indicator light flashes.Start/Pause button not pressed.Press the Start/Pause button.
Cycle does not start. "Check Door !M indicated in the display field.Door not closed property.Check whether laundry is trapped in door. Close the door (a click should be heard), cycle continues.
Cycle does not start. “Real Time delay" is indicated in the display field.End time selected and activated.None. Appliance starts automatically.
Clock cannot be set.Cycle has already started; when a cycle has started, the clock cannot be set.Wait until cycle ends.
"Set clock:” text remains in the display tield even though the Menu button has been pressed.The setting has switched from hours to minutes; both selection points have the same text.None.
No time displayed.Time not set.Set time (see Page 18).
End time cannot be selected.Time not set.Set time (see Page 18).
Cycle has already started; when a cycle has started, the end time can no longer be selected.Before starting the cycle, select and start the desired end time (see Page 24).
Spin speed cannot be selected.Spinning is already in progress; during spin cycle the speed cannot be changed.Select speed before spinning.
Child lock cannot be selected.The cycle has already started.Child lock can be selected in pause mode.
Detergent residue in the detergent dispenser.Detergent was damp or lumpy.Clean and dry the detergent dispenser (see Page 27).
Use the cap of the detergent bottle to measure liquid detergents.
Water does not enter the machine or detergent is not washed away. "Check water faucet!” indicated in the display field.Water faucet not turned on.Turn on water faucet. Cycle continues.
Supply hose kinked or pinched.Eliminate the cause.
Strainers in supply hose clogged.Clean the water inlet strainers (see Page 27).
Aquastop Hose safety feature activated.Check for safety indicator (see page 13). If red, replace hose.
Aquastop is triggeredClose water faucet and investigate leak.
Water pressure too low.Eliminate the cause.
Water cannot be seen in drum.This is not a fault. The water level is below the visible part of the drum.
Washing solution has not drained completely. "Suds or blocked pump?” indicated in the display field.SudsUse less detergent for future wash loads. Detergents specifically designed for your High Efficiency washer produce fewer suds and will include the letters “HE” on the packaging.
Pump is blockedClean the water drainage pipe and/or drain hose.
Water is flowing out from underneath the machine.The thread of the supply hose is not tight.Tighten the thread.
Leak in the drain hose.Replace the drain hose.
Suds coming out of the detergent dispenser.Too much soap or non-HE soap used, pump could not remove suds.Mix 1 tablespoon of fabric softener with 1 pt ('A litre) of water and pour into the detergent compartment (do not do this with outdoor (waterproof) fabric)
Use less detergent for future wash loads. Detergents specifically designed for your High Efficiency washer produce fewer suds and will include the letters “HE” on the packaging (look for the “HE” symbol).
The laundry was not spun. (Laundry is still wet).Large items of clothing have become entangled and could not be distributed evenly in the drum. For reasons of safety the high-speed spin cycle was automatically prevented.Always load the drum with several large and small items together.
Excessive suds due to too much detergent, non-HE detergent usedMix 1 tablespoon of fabric softener with 1 pint (1/2 liter) of water and pour into the main detergent dispenser chamber; reduce the amount of detergent used; use HE detergent, (look for the “HE” symbol).
Unsatisfactory washing result.The degree of soiling was higher than estimated.Select suitable cycle or Stain removal as an additional option.
Not enough detergent.Add detergent according to the manufacturer’s specifications.
Detergent residue on the laundry.Some phosphate-free detergents contain water-insoluble residues that may appear as light spots on the laundry.Brush off spots when laundry is dry.
Gray residue on the laundry.Dirt accumulation from ointments, fats or oils.Add the maximum amount of detergent and select the highest permissible temperature.
System shakes or shudders when passing from lower to higher speed spinning.Drum system suspension can shift during speed up, this is not a failure.Mix small and large laundry pieces in load to minimize this effect. Make sure the unit is level, see page 15.