BMW F48 Technical Training Manual page 15

F48￿General￿Vehicle￿Electronics
1.￿Vehicle￿Electrical￿System
Oscilloscope￿presentation￿of￿FlexRay
The￿voltage￿ranges￿of￿the￿FlexRay￿bus￿system￿are:
• System￿ON￿-￿no￿bus￿communication￿2.5 V
• High￿signal￿-￿3.1 V￿(voltage￿signal￿increases￿to￿600 mV￿and￿upwards)
• Low￿signal￿-￿1.9 V￿(voltage￿signal￿decreases￿from￿600 mV￿downwards)
The￿voltage￿values￿are￿measured￿against￿ground.
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