Basic Body Module: E60, E61, E63, E64

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Installation location

The body basic module (KBM) is integrated with the other control units in the device holder behind the glove compartment.

Fig 1: Locating Basic Body Module: E60, E61, E63, E64

Courtesy of BMW OF NORTH AMERICA, INC.

BASIC BODY MODULE: E60, E61, E63, E64

Key	Explanation	Key	Explanation
1	Device holder	2	Body basic module (KBM)
3	> up to 09/2005 Safety and gateway module (SGM) > from 09/2005 Body gateway module (KGM)	4	Comfort Access control unit (CA control unit)

Construction

The body basic module (KBM) has a terminal strip with four connectors.

Pin assignment

PIN ASSIGNMENT FOR CONNECTOR X13252, 54-PIN

Pin	Type	Explanation
1	A	Actuation of washer pump for headlight cleaning system
2	A	E61 : Actuation of rear window wiper (via relay)
3	E	Signal 1 from Hall sensor (power windows) in rear door on passenger side
4	E	Signal from rear window contact switch
5	E	Signal from interior light button
6	---	---
7	---	---
8	E	E61 : Signal from rear window switch
9	A	Power supply for Hall sensors (power windows) in rear door on passenger side
10	E	Signal from reset contact in wiper motor
11	A	E61 : Actuation of washer pump (rear window)
12	E	Signal from Hall sensor (door contact) in rear door on driver's side
13	E	E61 : Signal from automatic soft-close device drive
14	E	Signal from power window switch in rear door on passenger side (OPEN)
15	E	Signal from power window switch in rear door on driver's side (OPEN)
16	E	Signal from boot lid contact switch
17	A	E61 : Actuation of motor 2 for luggage compartment cover
18	A	Actuation of wiper motor (via dual relay module)
19	---	---
20	E	Signal 2 from Hall sensor (power windows) in rear door on driver's side
21	E	Signal 2 from Hall sensor (power windows) in rear door on passenger side
22	E	Signal 1 from Hall sensor (power windows) in rear door on driver's side
23	---	---
24	A	E61 : Actuation of rear window lock
25	---	---
26	A	Power supply for Hall sensors (power windows) in rear door on driver's side
27	---	---
28	E	Signal from Hall sensor (door contact) in rear door on driver's side
29	---	---
30	---	---
31	---	---
32	E	Signal from power window switch in rear door on driver's side (CLOSE)
33	E	Signal from external boot lid push-button
34	A	Actuation of door entry lighting for front-passenger door
35	A	Actuation of door entry lighting for driver's door
36	A	Actuation of washer pump (windscreen)
37	E	Terminal 15 signal
38	E/A	K-CAN High connection
39	E/A	K-CAN Low connection
40	E	E61 : Signal from reset contact in rear window wiper motor
41	A	E61 : Actuation of motor 1 for luggage compartment cover
42	---	---
43	---	---
44	---	---
45	A	E61 : Actuation of relay for automatic soft-close mechanism
46	---	---
47	A	Earth for Hall sensors (power windows) in rear door on driver's side
48	A	Earth for Hall sensors (power windows) in rear door on passenger side
49	---	---
50	E	Signal from power window switch in rear door on passenger side (CLOSE)
51	A	Actuation of wiper motor (via dual relay module)
52	A	Actuation of interior lighting in headlining
53	A	Actuation of footwell light for front-passenger door
54	A	Actuation of footwell light for driver's door
	A = Output
	E = Input
	E/A = Input and output
	For current specifications regarding pin assignment, please refer to BMW diagnosis system

PIN ASSIGNMENT FOR CONNECTOR X13253, 13-PIN

Pin	Type	Explanation
1	M	Terminal 31 (load 1)
2	V	Power supply with terminal 30 (load)
3	A	Boot lid central locking drive
4	A	Signal for deadlocking rear door on driver's side
5	A	Signal for locking fuel filler flap
6	---	---
7	A	Signal for unlocking rear door on driver's side
8	A	Signal for locking rear door on driver's side
9	A	Signal for deadlocking rear door on passenger side
10	---	---
11	A	Signal for unlocking rear door on passenger side
12	A	Signal for unlocking fuel filler flap
13	A	Signal for locking rear door on passenger side
	A = Output
	M = Ground
	V = Supply
	For current specifications regarding pin assignment, please refer to BMW diagnosis system

PIN ASSIGNMENT FOR CONNECTOR X13254, 3-PIN

Pin	Type	Explanation
1	A	Consumer shutdown for interior lighting
2	A	Consumer shutdown for other consumers
3	V	Power supply with terminal 30 (electronics)
	A = Output
	V = Supply
	For current specifications regarding pin assignment, please refer to BMW diagnosis system

PIN ASSIGNMENT FOR CONNECTOR X13255, 6-PIN

Pin	Type	Explanation
1	V	Power supply with terminal 30 (load 2)
2	A	Actuation of power windows for rear door on passenger side OPEN
3	A	Actuation of power windows for rear door on passenger side CLOSE
4	V	Power supply with terminal 30 (load 3)
5	A	Actuation of power windows for rear door on driver's side OPEN
6	A	Actuation of power windows for rear door on driver's side CLOSE
	A = Output
	V = Supply
	For current specifications regarding pin assignment, please refer to BMW diagnosis system

How it works

The body basic module (KBM) is integrated into the bus system via the K-CAN (body CAN).

The body basic module controls the following functions:

Rear door power windows
Central locking system for the rear doors, boot lid and the fuel filler flap (plus the rear window in the Touring)
Wash/wipe system (also rear window wiper on the Touring)
Interior lighting with entry lighting on the rear doors
Consumer shutdown