BMW 84 64 0 025 819 Parts And Accessories Installation Instructions page 21

14. Circuit diagram
Legend for the circuit diagram
A1* Switch module
A2* Hands-free facility control module
A3* Holder for mobile phone
B400 Microphone for mobile phone
F1* 3 A fuse for compensator (terminal 30)
F2* 3 A fuse for hands-free facility control module (terminal 30)
F3* 1 A fuse for compensator (terminal R)
F4* 3 A fuse for hands-free facility control module (terminal R)
H58 Footwell speaker, left
N1* Aerial for mobile phone
N9 Radio
P1* Fuse holder for mobile phone (to joint connector box at the A pillar on the left)
S1* Button for speech input
X1* White 4-pin plug connector
X2* Black 3-pin plug casing – only required for installation with a navigation system
X3* Black 3-pin socket casing for connecting the compensator
X4* Black 8-pin socket casing
X5* Black 18-pin plug connector
X6* Black 3-pin socket casing
X7* Black 18-pin socket casing
X8* Black 12-pin socket casing from the mobile phone holder
X9* White 6-pin socket casing – not required
X322 Black 6-pin plug connector
X18126 Black 17-pin socket casing
X18507 Black 4-pin socket casing
X18723 Earth post on the A pillar on the left
1) Coding loop, white cable
(only for cars with a navigation system)
2) Coding loop, blue cable
(only for cars with BMW Professional DSP hi-fi system)
* These designations are only valid for this circuit diagram.
Cable colours
BL = Blue
BR = Brown
YE = Yellow
GN = Green
GR = Grey
OR = Orange
RD = Red
BK = Black
VI = Violet
WT = White
Retrofit / Installation kit No. 84 64 0 025 819, 84 64 0 025 882, 84 64 0 025 883, 84 64 0 026 656, 84 64 0 026 657 , 84 64 0 026 658
Issue date: 07 .2000 Installation instructions No. 01 29 0 025 889
EN/40