E88 Bosch dryer E88 error
Medium severity
What it means
The E88 error means there is a problem with the NTC sensor.
Likely causes
A damaged NTC sensor or a fault in its electrical connection.
Safe steps you can try
There is no safe DIY step for this error — it involves an electronic sensor.
When to call a technician
Replacing the sensor must be done by a qualified technician only.