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    Categories: Hands-Free Facility

Universal “Classic” Hands-Free Kit Upgrade BMW 3 Series (E46) from 03/02

EBA – 01 29 0 146 595
BMW Installation Instructions

These installation instructions are only valid for cars with SA 640.

The installation time is approx. 1 hours, but this may vary depending on the condition of the car and the equipment in it.

Retrofit kit No.

84 64 0 143 431
84 64 0 301 575

See EPC for other retrofit kit part numbers.

Contents

Section

Important information
1. Preparations
2. Installation and cabling diagram E46/2/3/4/5 5
3. Installation and cabling diagram E46/C
4. Connection diagram
5. To install and connect the monoblock
6. To install the plug bridge
7. To install the hands-free microphone
8. Concluding work and coding
9. Circuit diagram

Important information

Do not kink or damage the cables during the installation work since otherwise they may cause faults that can later only be identified by extensive additional work. The costs incurred as a result of this will not be reimbursed by BMW.

Target group

These installation instructions are primarily designed for use within the BMW dealership organisation and by authorised BMW service companies. In any event the target group for these installation instructions is specialist personnel trained on BMW cars with the appropriate specialist knowledge.

All work must be completed using the latest BMW repair manuals, circuit diagrams, servicing manuals and work instructions in a rational order using the prescribed tools (special tools) and observing current health and safety regulations.

Ordering instructions

The snap-in adapter is not supplied with the retrofit kit and must be ordered separately for the various telephones.

List of special equipment

The following special equipment must be taken into consideration when installing the upgrade kit:

SA 401 Tilt and slide sunroof
SA 403 Glass roof

Special tools required

None

1.Preparations

TIS instruction No.
Conduct a brief test
Disconnect the negative pole of the battery 12 00 …
The following components must be removed first of all:
Boot wheel arch trim, left (E46/2/3/4/5 only) 51 47 151
Oddments box 51 16 200
Ceiling light 63 31 000
Rear seat bench (E46/C only) 52 26 005
Rear seat backrest (E46/C only) 52 24 010

2.Installation and cabling diagram E46/2/3/4/5

Legend

  1. Hands-free microphone
  2. Monoblock
  3. Plug bridge

3.Installation and cabling diagram E46/C

Legend

  1. Hands-free microphone
  2. Monoblock
  3. Plug bridge

4.Connection overview

Item Description Signal Cable colour /

Cross-section

Connection location in the car Abbreviation /

Slot

A Black 54-pin plug bridge To standard wiring harness X4038
B Monoblock
B1 Black 18-pin plug To standard wiring harness X4545
B2 Fakra socket contact To standard aerial cable X13322
B3 Black 12-pin plug Not required, tie back
B4 Western plug Only required with the optional second receiver module

5.To install and connect the monoblock

[1]Clip the monoblock B into the frame console (1).

Clip the frame console with the monoblock (1) into the oddments box.

Connect branch B1 to plug X4545.

Connect branch B2 to the vehicle aerial cable (1).

6.To install the plug bridge

E46/2/3/4/5 only

Connect the plug bridge B to plug X4038 on the lefthand side of the boot.

E46/C only

Connect the plug bridge B to plug X4038 behind the rear seat backrest.

7.To install the hands-free microphone

E46/2/3/4/5 with SA 401/403 only

Release the tied back plug X4221 from the standard wiring harness and connect it to the hands-free microphone (1).

The arrow on the hands-free microphone (1) must point to the front of the car.

Clip the hands-free microphone (1) into the trim (2).

E46/2/3/4/5 without SA 401/403 only

Release the tied back plug X4221 from the standard wiring harness and connect it to the hands-free microphone (1).

The arrow on the hands-free microphone (1) must point to the front of the car.

Clip the hands-free microphone (1) into the trim (2).

E46/C only

Release the tied back plug X4221 from the standard wiring harness and connect it to the hands-free microphone (1).

The arrow on the hands-free microphone (1) must point to the front of the car.

Clip the hands-free microphone (1) into the ceiling light (2).

8.Concluding work and coding

This upgrade system does not require coding.

  • Conduct a brief test with DIS/MoDiC
  • Conduct a function test
  • Assemble the car again following the instructions to dismantle it in reverse order

9.Circuit diagram

Legend

A* 54-pin plug bridge
X4038 54-pin plug

Cable colours

BR brown
GE yellow
GN green
GR grey
RT red
SW black
WS white

This article was last modified on August 9, 2018, 2:24 pm

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