The Bosch WTB86202UC/01 Dryer has some known problems that occur often. Here are some easy to do solutions for the problems or error codes your Bosch might be giving you.
The childproof lock is activated, preventing the program from starting.
A power failure or dirty lint filter/heat exchanger can cause indicator lights to flash.
The drain hose might be kinked, bent, or blocked, causing the indicator light to turn on.
The lint filter is dirty, which triggers the cleaning required indicator.
Possible issues include an improperly inserted main plug, a tripped fuse, or the Start/Pause button not being pressed.
These additional option settings will light up if active.
The dryer is not leveled, or the heat exchanger seal is dirty, causing water to leak.
The ambient temperature is outside the recommended range.
The display panel light switches off due to energy-saving mode.