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Home >> BMW >> 2019 >> M4 Base, 2D Convertible, Standard Trans >> Repair and Diagnosis (Single Page) >> Quick Lookups >> Wiring Diagrams >> Connector End Views (F83) >> Connector List >> Front Electronic Module A173*8B Connector End View
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Front Electronic Module A173*8B Connector End View

Fig 1: Front Electronic Module A173*8B Connector End View
G11225918Courtesy of BMW OF NORTH AMERICA, INC.
Pin Assignments At Plug Connector A173*8B

Pin Type Description /Signal type Connection /Measuring information
1 -- Not used  
2 -- Not used  
3 -- Not used  
4 -- Not used  
5 -- Not used  
6 -- Not used  
7 -- Not used  
8 -- Not used  
9 E/A FlexRay bus signal Lane change warning or Front Electronic Module
10 E/A FlexRay bus signal Lane change warning or Front Electronic Module
11 E/A FlexRay bus signal Front Electronic Module or Transfer box
12 E/A FlexRay bus signal Front Electronic Module or Transfer box
13 E/A FlexRay bus signal Digital Motor Electronics Digital diesel electronics
14 E/A FlexRay bus signal Digital Motor Electronics Digital diesel electronics
15 -- Not used  
16 -- Not used  
17 E/A Ethernet data line Diagnosis socket
18 E/A Ethernet data line Diagnosis socket
19 -- Not used  
20 -- Not used  
21 E/A FlexRay bus signal Front Electronic Module
22 E/A FlexRay bus signal Front Electronic Module
23 E/A FlexRay bus signal Front Electronic Module
24 E/A FlexRay bus signal Front Electronic Module
25 -- Not used  
26 -- Not used  
27 E/A FlexRay bus signal Front Electronic Module or Electric- machine electronics Regulated rear axle differential lock
28 E/A FlexRay bus signal Front Electronic Module or Electric-machine electronics Regulated rear axle differential lock
29 E/A FlexRay bus signal Electronic Damper Control or Front Electronic Module
30 E/A FlexRay bus signal Electronic Damper Control or Front Electronic Module
31 E/A FlexRay bus signal Electromechanical power steering
32 E/A FlexRay bus signal Electromechanical power steering
33 E/A FlexRay bus signal Integrated chassis management
34 E/A FlexRay bus signal Integrated chassis management
35 E/A Ethernet data line Diagnosis socket
36 E/A Ethernet data line Diagnosis socket
37 -- Not used  
38 -- Not used  
39 -- Not used  
40 -- Not used  
41 -- Not used  
42 -- Not used  
43 -- Not used  
44 -- Not used  
45 E/A Bus signal diagnosis Diagnosis socket
46 E/A Bus signal diagnosis Diagnosis socket
47 E/A PT-CAN bus signal Bus connection
48 E/A PT-CAN bus signal Bus connection
49 E/A K-CAN2 bus Bus connection
50 E/A K-CAN2 bus Bus connection
51 E/A K-CAN bus signal Bus connection
52 E/A K-CAN bus signal Bus connection
53 E/A Ethernet data line Diagnosis socket
54 -- Not used