A(z) CA941B egy hiba, amely a BMW memóriájában van tárolva (ISTA hibakód, nem szabványos OBD-II P-kód).
Mit jelent: Message timeout in the vehicle-information network (BMW infrastructure): a module didn't receive expected vehicle-info data in time — usually the head unit (HU-H), surround-view camera or driver-assist. Symptoms: iDrive glitches, 360° cameras not loading, assist features briefly unavailable. Most often a software hiccup or a voltage drop (weak battery).
