BMW 7 Serie E 38 Einbauanleitung Seite 61

2.7 Installation of ultrasonic converter wiring harness
Fold out folded page 2-71.
A
Remove the cover cap on the rear of the vehicle.Thread the rear ultrasonic converter wiring harness (1) through the
aperture in the body and insert the new grommet (2).
If there is already a cable with a grommet on the vehicle, remove the grommet from the ultrasonic converter
wiring harness. Cut the inner part from the outer part of the grommet on the vehicle and then cut the inner part
near a prepared aperture.Thread the ultrasonic converter wiring harness through the outer part of the grommet on
the vehicle and insert it into the inner part of the grommet on the vehicle, connect the two grommet parts and
return them to the vehicle.
B
Place the cable ties (3) on to the welded studs and secure the ultrasonic converter wiring harness (4) to them.
C
Carefully remove the chrome trims (5) from the bumper guards without the PDC (not shown) and secure them on
the PDC bumper guards.Then insert the ultrasonic sensors (6) into the sensor mountings (7) in the PDC bumper
guards.
The illustration shows a PDC bumper guard from the rear left, proceed accordingly for the other PDC bumper
guards.
The position of the sensors is coded. When inserting the sensors ensure that the catch mechanisms engage
correctly.
D
Thread connectors Q, R, S and T through the holes (8) in the rear bumper and refit the bumper to the car.
E
Connect connector plug T to the sensor (9).
The illustration shows the connection of the sensor on the outer PDC bumper guard, proceed accordingly for the
other sensors.
Then refit the bumper guards to the bumper.
F
Insert the cable clips (10) into the holes in the front air guide (11) and secure the front ultrasonic converter wiring
harness (12) to them.
G
Lay the ultrasonic converter wiring harness (16) in the cable cover in the front right wheel arch to the cable
grommet (13).To make it easier to thread the wiring harness through the grommet (13), carefully disconnect the
plug insert (14) from the plug casing (15). Using two blunt screwdrivers, stretch the grommet and thread the
ultrasonic converter wiring harness (16) through it.
H
Raise the carpet (17) in the right-hand footwell to gain access to the cable cover in the bulkhead (18). Release this
cable cover (18) by unscrewing the two plastic nuts (19) and pull the ultrasonic converter wiring harness (20) into
the interior of the car. Lay the ultrasonic converter wiring harness (20) along the vehicle wiring harness under the
right-hand door sill strips to the boot to the installation site of the PDC control unit. Use the mountings for the
vehicle wiring harness to secure the ultrasonic converter wiring harness (20).
I
Thread connectors W, X, Y and Z through the holes (21) in the front bumper and refit the bumper to the car.
J
Carefully remove the chrome trims (22) from the bumper guards without the PDC (not shown) and secure them on
the PDC bumper guards.Then insert the ultrasonic sensors (23) into the sensor mountings (24) in the PDC bumper
guards.
The illustration shows a PDC bumper guard from the rear left, proceed accordingly for the other PDC bumper
guards.
EN/2-57