Bosch DDU S2 Plus - 3 Onboard Network Concept

Onboard Network Concept
G
Engine_GND
GND_Starpoint
Chassis
KL31
LS_GND_1
LS_GND_2
Main
Switch
UBAT
Star connection
(term30)
positive terminal
Electric Loads
IGN-
Switch
KL15
SENSPWR5
SENSGND
active
Sensor
ANA_IN(xx)
NTC
Sensor
ANA_IN(xy)
switched pos. terminal
Star connection
dig. sensors
(e.g. wheelspeed)
µC
As short as
possible
SENSPWR10
UBATT_FUSE
KL30
LS_SWITCH1…4
Bosch Motorsport
diagnosis connector
PC
DDU
3
3 | Onboard Network Concept
6 / 136 DDU S2 PLUS Manual Bosch Motorsport