Bosch tumble dryer: error E03
Code E03 on a Bosch tumble dryer display means: blocked or kinked condensate drain hose.
- Meaning
- Blocked or kinked condensate drain hose
- Check first
- Loosen the clamp, remove the drain hose and rinse it together with the fitting.
- Repair shop
- 200–480 zł
Most common causes
- Kinked hose
- Blocked hose or fitting
What you can check yourself
Unplug the tumble dryer.
Loosen the clamp, remove the drain hose and rinse it together with the fitting.
Check that the hose is not kinked and connect it again.
- the error keeps coming back after these checks,
- water is leaking or you smell burning,
- the appliance trips the circuit breaker.
More detail in our guide: Tumble dryer not drying →
Is it worth repairing?
Pick your model and fault. We compare the repair cost with what the appliance is worth.
Open the calculator →Questions
What does error E03 mean on a Bosch tumble dryer?
Code E03 means: blocked or kinked condensate drain hose. The most common causes: kinked hose, blocked hose or fitting.
Can I keep using the tumble dryer with error E03?
If the error goes away after the checks above, yes. If it keeps coming back, water leaks, you smell burning or the breaker trips, stop using it and call a repair service.
Other codes: Bosch tumble dryer
- E01 / E02clogged lint filter
- E06heating circuit fault
- E08 / E09 / E24 / E25 / E28 / E90electronics fault
- E04the dryer is overloaded
- E16 / DRthe door is open or not closed properly during drying
- E56humidity sensor fault
- E63heating element fault
A code can mean different things on different models and years. Always check the manual or the manufacturer's support page too. Repair prices are approximate, for repair shops in Poland.