1. Pin connector
2. Pin connector for auxiliary equipment
3. Pin connector of the central locking control unit
4. Central locking control unit (front plate on the A-pillar)
5. Pin wire connector from the lock driver's door
6. 13-pin connector from the control unit central lock to the driver's door wiring
7. Pin connector from control unit central lock to the passenger door wiring
8. Pin connector for lock wiring driver's door to switch
9. Central locking switch / stop mechanism (mounted on the lock driver's door)
10. 6-pin electric drive connector driver's door lock
11. Power driver door lock
12. Microswitch pin connector passenger door lock
13. Micro switch for passenger door lock
14. Pin connector electric passenger door lock
15. Power passenger door lock
16. Connector 6-pin electric boot lid lock
17. Power tailgate lock
18. Socket 6-pin electric drive lock tank filler
19. Electric lock of the tank filler neck
20. Pin connector of the electric drive of the rear left door lock
21. Power rear left door lock
22. Connector 6-pin electric drive lock the rear right door
23. Connector 7 pin rear wiring right door
24. Connector 7 pin rear left door wiring
25. Power lock rear right door
26. Rear window heater switch
27. The control unit burglar alarm (left on the steering column)
28. 26-pin connector for the burglar alarm control unit
29. Socket 4 pin wiring for relay mounting block
30. 4-pin connector of the burglar alarm control unit
31. Pin connector main wiring harness
32. Security alarm LED
33. Luggage compartment lighting connector
34. Lamp luggage compartment lighting
35. Front left door limit switch
36. Front right door limit switch
37. Rear Limit Switch left door
38. Rear Limit Switch right door
39. Luggage limit switch branches
40. Limit switch hood
41. Rear window heater
42. Onboard computer / security alarm wiring connector
43. Beep
44. LED pin connector
45. Diode
46. Security alarm / central locking contact connector
47. Sound alarm (left on the steering column)
48. Sound alarm connector
49. Pin connector wiring engine management system L-Jetronic
50. Ignition switch
51. Remote switch on-board computer
52. Pin connector wires from the ambient air temperature sensor to the onboard computer
53. Wire connector to ambient temperature sensor
54. Ambient temperature sensor
55. Pin connector wires additional heater outdoor antenna
56. The control unit of the heating of a parked car (located under the right seat)
57. Pin connector of the control unit
58. Relay heater parked car
59. Onboard computer / auxiliary heater wiring connector
60, 61. Pin connector wiring instrument panel
62. On-board computer (located on the instrument panel on the right)
63. Onboard computer connector
64. Pin connector instrument panel
65. Instrument panel
66. Pin connector instrument panel
67. Pin connector digital clock
68. Heater wire connector
69. Pin connector of the fuel pump wiring
70. Heater wiring connector
71. Heater add-on resistor
72. Temperature sensor
73. Heater motor
74. The switch of the heater of the parked car in case of overheating
75. Insert parked car heater
76. Heater unit
77. Fuel pump
78. Contact plug remote switch onboard computer
79. Pin connector volume control depending on the speed
80. Cruise control wire connector
81. Fuel level sensor
82. Speed sensor
83. 4-pin digital clock wire connector
84. 2-pin digital clock wire connector
85. Digital clock
Posted by: seamonsxenia340.blogspot.com
Source: https://car-diagrams.jimdofree.com/bmw/3-e30/
