The reversing lights switch
l20
is supplied by the MAXIFUSE CENTR of
B5
via the contact
of the relay
R1
of
B1
and fuse
F13
it contains.
The coil of relay
R1
is energised
by the ignition switch
H1
(INT/A line).
When reverse gear is engaged, the switch
closes and sends the supply to the reversing lights in the centre
rear light cluster on the left
F35
and on the right
F36
,
via the junction unit
B1
(pin 7 connector I and pin 2 of
connector C).
When reverse gear is engaged, a signal is
also sent to the interior electrochromic rearview mirror
P65
.
(
See E3032 DOOR MIRROR ADJUSTMENT
)
Functional description
Its operation is the same as on a manual
gearbox, but the reverse gear engaged signal arrives from one of
the sensors of the electronic auto transmission sensor assembly
(junction
D79
).