Parking sensor control unit
M84
is supplied - pin 1 of
connector A - from the INT line protected by fuse F49 of control
unit
B2
.
The control unit is connected via CAN line
to all other nodes on the network via pins 7 and 14; in this way
it receives the reverse engaged signal, amongst other signals.
Pin 8 is earthed while pins 2 and 10 are
connected to parking sensor buzzer
P44
.
Pin 5 receives an inhibition signal if a
trailer is connected. via coupling
D73 See E2050 TRAILER WIRING
.
The four parking sensors
K97
are
connected to connector C of control unit
M84
: pin 1 supplies
a reference earth, pin 6 the power supply, pins 5, 3, 2 and 4 are
connected to sensors
K97A
,
K97B
,
K97C
and
K97D
.