Vehicles after change point in 1982
Take off cover.
Pull out all relays and fuses.

Relay*	Description
K 1	Extra fan stage I
K 2	Two-tone horns
K 3	High beams
K 4	Low beams
K 5	Heater blower
K 6	Extra fan stage II
K 7	Power saver
K 8	Front fog lights
K 9	Electric windows
K 10	Intensive cleaner control unit

Values in brackets () are deviations for BMW 633 CSi.

Relay*	Description
K 1	Extra fan stage I
K 2	Two-tone horns
K 3	High beams
K 4	Low beams
K 5	Heater blower
K 6	Extra fan stage II
K 7	Power saver
K 8	Front fog lights
K 9	Electric windows
K 10	Intensive cleaner control unit

* See cover
¹) No. 9 for backup lights since 9/84

Unscrew bolts (1).
Lift carrier.
Disconnect all wires.
Installation:
Connections according to wiring diagram.

Fuse No.	Current (A)	Wire Colors
1	7.5	white/violet
2	7.5	white/blue
3	30 (25)	black/blue
4	15	violet/green
5	30 (25)	violet/black
6	7.5	violet/green
7	15	violet/yellow
8	-	-
9	7.5	green/yellow
10	7.5	green/white
11	15	green/violet
12	7.5	violet/white
13	7.5	yellow/white
14	7.5	yellow/blue
15	-	-
16	30	green/brown
17	30 (25)	green/black
18	30	black/green
19	30	green/red
20	30 (25)	green/blue
21	7.5	red/green
22	7.5	gray/black
23	7.5	gray/green
24	15	red/white
25	-	-
26	30 (25)	red/green
27	30 (25)	red/black
28	30 (25)	red/yellow
29	7.5	yellow/brown
30	7.5	yellow/violet

Values in brackets () = deviations for 633 CSi.
Spare Fuses (Installed In Cover).
2 x 7.5 A
1 x 15 A
1 x 30 A
Wire Color Codes:
bl = blue
br = brown
ge = yellow
gn = green
gr = gray
rt = red
sw = black
vi = violet
ws = white
tr = transparent
Relays:
K 1 Extra fan stage I
K 2 Two-tone horn
K 3 High beams
K 4 Low beams
K 5 Heater blower
K 6 Extra fan stage II
K 7 Power saver
K 8 Front fog lamps
K 9 Power windows
K 10 Intensive cleaner control unit