Download BMW X4 XDrive 30i (G02) 2021 Electrical Diagram Manual L4-2.0L Turbo (B46D) PDF

✅⭐⭐⭐⭐⭐ 𝙃𝙞𝙜𝙝𝙡𝙮 𝙍𝙖𝙩𝙚𝙙 – 5-𝙎𝙩𝙖𝙧 𝙍𝙚𝙫𝙞𝙚𝙬𝙨 𝙛𝙧𝙤𝙢 𝙍𝙚𝙖𝙡 𝘾𝙪𝙨𝙩𝙤𝙢𝙚𝙧𝙨

Comprehensive BMW X4 xDrive30i (G02) 2021 electrical diagram manual for L4-2.0L Turbo B46D engine. Provides detailed wiring schematics, connector views, fuse layouts, and circuit pathways for accurate diagnostics and repair. Ideal for technicians and DIY users seeking OEM-level electrical system guidance and troubleshooting support for all major vehicle systems. Includes full OEM wiring diagrams, pinouts, connector locations, and fault tracing procedures for engine and chassis electronics. Advanced troubleshooting guide for ABS, ECU, lighting, sensors, and communication networks optimized OEM repair.

MODEL COVERED:
X4 XDrive 30i (G02) 2021 L4-2.0L Turbo (B46D)

MANUAL CONTENTS:
1. Air Conditioning – Automatic A_C Circuit
2. Air Conditioning – Independent Heating Circuit
3. Anti-Lock Brakes
4. Anti-Theft – Access_Start Circuit
5. Anti-Theft – Anti-theft amp Central Locking Circuit
6. Body Computer
7. Computer Data Lines
8. Cooling Fans
9. Cruise Control
10. Defogger – Rear Defogger Circuit
11. Door Locks
12. Electronic Power Steering
13. Electronic Suspension – Air Suspension Circuit
14. Electronic Suspension – Dynamic Drive Suspension Circuit
15. Engine Controls
16. Exterior Lights – Backup Lamps Circuit
17. Exterior Lights – Exterior Lamps Circuit
18. Exterior Lights – Trailer Tow Circuit
19. Ground Distribution
20. Headlights
21. Heated Steering Wheel Circuit
22. Instrument Cluster
23. Interior Lights – Courtesy Lamps Circuit
24. Interior Lights – Instrument Illumination Circuit
25. Memory Systems – Drivers Memory Seat Circuit
26. Memory Systems – Memory Mirrors Circuit (W_ LIN Bus Function)
27. Memory Systems – Memory Mirrors Circuit (W_O LIN Bus Function)
28. Memory Systems – Passengers Memory Seat Circuit
29. Mirrors
30. Mirrors – Heated Mirrors Circuit (W_ LIN Bus Function)
31. Mirrors – Heated Mirrors Circuit (W_O LIN Bus Function)
32. Navigation – All Around Vision Camera Circuit
33. Navigation – Blind Spot Monitoring Circuit (W_ Front amp Rear Radar Sensors)
34. Navigation – Blind Spot Monitoring Circuit (W_ Rear Radar Sensors)
35. Navigation – Driver Camera Circuit
36. Navigation – Lane Departure Warning Circuit (W_ Camera)
37. Navigation – Lane Departure Warning Circuit (W_O Camera W_ Front amp Rear Lane Change Sensors)
38. Navigation – Lane Departure Warning Circuit (W_O Camera W_ Rear Lane Change Sensors)
39. Navigation – Navigation Circuit (Base W_ Receiver Audio Module)
40. Navigation – Navigation Circuit (High Level W_ Receiver Audio Module)
41. Navigation – Navigation Circuit (Mid Level W_ Receiver Audio Module)
42. Navigation – Navigation Circuit (W_ Hifi Radio amp Active Sound Design)
43. Navigation – Navigation Circuit (W_ Hifi Radio W_O Active Sound Design)
44. Navigation – Navigation Circuit (W_O Hifi Radio amp Active Sound Design)
45. Navigation – Navigation Circuit (W_O Hifi Radio W_ Active Sound Design)
46. Navigation – Parking Assistant Circuit
47. Navigation – Rear Camera Circuit
48. Passive Restraints
49. Power Distribution
50. Power Tops
51. Power Windows
52. Seats – Front Heated Seats Circuit (W_ Memory)
53. Seats – Front Heated Seats Circuit (W_O Memory)
54. Seats – Lumbar Circuit (W_ Backrest)
55. Seats – Lumbar Circuit (W_O Backrest)
56. Seats – Passenger Power Seat Circuit
57. Seats – Rear Heated Seats Circuit
58. Seats – Seat Ventilation Circuit
59. Seats – Sport Seats Circuit (W_ Lumbar)
60. Seats – Sport Seats Circuit (W_O Lumbar)
61. Shift Interlock
62. Sound Systems – Base Radio Circuit (W_ Active Sound Design)
63. Sound Systems – Base Radio Circuit (W_O Active Sound Design)
64. Sound Systems – Hifi Radio Circuit (W_ Active Sound Design)
65. Sound Systems – Hifi Radio Circuit (W_O Active Sound Design)
66. Sound Systems – MOST Data Bus Circuit
67. Sound Systems – Receiver Audio Module Circuit (Base)
68. Sound Systems – Receiver Audio Module Circuit (High Level)
69. Sound Systems – Receiver Audio Module Circuit (Mid Level)
70. Sound Systems – Top Hifi Radio Circuit
71. Sound Systems – Video System Circuit
72. Starting_Charging – Charging Circuit
73. Starting_Charging – Starting Circuit
74. Supplemental Restraints
75. Transmissions – A_T Circuit
76. Transmissions – AWD Circuit
77. Transmissions – Rear Axle Circuit
78. Trunk, Tailgate, Fuel Doors – Contact-Free Tailgate Opening Circuit
79. Trunk, Tailgate, Fuel Doors – Trunk amp Fuel Door Release Circuit
80. Warning Systems
81. Wiper_Washer
82. Supply of Sensor System_Actuator System SSP-SSP-SP0000064772 – V.11
83. Vehicle Electrical System SSP-BTS-SP0000062753 – V.4
84. Vehicle Electrical System w_ Starter Motor Generator SSP-BTS-SP0000067953 – V.2_001
85. Vehicle Electrical System w_ Starter Motor Generator SSP-BTS-SP0000067953 – V.2_002
86. A11 Crash Safety Module SSP-BTS-SP0000062472 – V.10
87. A167 All-Round Vision Camera SSP-BTS-SP0000063283 – V.3
88. A21 Roof Function Center SSP-BTS-SP0000062473 – V.8
89. A210 SCR Control Unit SSP-BTS-SP0000062426 – V.4
90. A218A Tailgate Function Module SSP-BTS-SP0000063279 – V.5_001
91. A218A Tailgate Function Module SSP-BTS-SP0000063279 – V.5_002
92. A218A Tailgate Function Module SSP-BTS-SP0000066886 – V.1_001
93. A218A Tailgate Function Module SSP-BTS-SP0000066886 – V.1_002
94. A231 Telematic Communication Box SSP-BTS-SP0000062568 – V.8
95. A231 Telematic Communication Box SSP-BTS-SP0000066839 – V.4
96. A233 Active Sound Design SSP-BTS-SP0000062475 – V.7
97. A233 Active Sound Design SSP-BTS-SP0000062477 – V.7
98. A233 Active Sound Design SSP-BTS-SP0000062479 – V.7
99. A245 Seat Module, Driver SSP-BTS-SP0000062484 – V.6
100. A246 Front Passenger Seat Module SSP-BTS-SP0000062486 – V.5
101. A258 Body Domain Controller Module 1 and 2 SSP-BTS-SP0000062499 – V.9
102. A258 Body Domain Controller Module 3 SSP-BTS-SP0000062505 – V.10
103. A258 Body Domain Controller Module 4 SSP-BTS-SP0000062515 – V.7
104. A258 Body Domain Controller Module 5 and 6 SSP-BTS-SP0000063281 – V.5
105. A258 Body Domain Controller Module 7 SSP-BTS-SP0000062533 – V.8
106. A258 Body Domain Controller Module 8 SSP-BTS-SP0000062547 – V.10
107. A258 Body Domain Controller Module 9 and 10 SSP-BTS-SP0000062551 – V.7
108. A258 Body Domain Controller Module 9 and 10 SSP-BTS-SP0000066883 – V.2
109. A272 Optional Equipment System SSP-BTS-SP0000062563 – V.8
110. A29A Exterior Mirror, Driver SSP-BTS-SP0000062578 – V.6
111. A333 Vertical Dynamics Platform SSP-BTS-SP0000062569 – V.10
112. A376 Ethernet Switch SSP-BTS-SP0000062574 – V.6
113. A403 Receiver Audio Module SSP-BTS-SP0000066855 – V.3
114. A403 Receiver Audio Module SSP-BTS-SP0000066859 – V.3
115. A42 Head Unit SSP-BTS-SP0000062575 – V.8
116. A42 Head Unit SSP-BTS-SP0000064492 – V.6
117. A42 Head Unit SSP-BTS-SP0000066849 – V.5
118. A42 Head Unit SSP-BTS-SP0000066873 – V.2
119. A46 Digital Motor Electronics SSP-BTS-SP0000067137 – V.2
120. A52 Top Hi-Fi Amplifier SSP-BTS-SP0000062576 – V.8
121. A71 Instrument Panel SSP-BTS-SP0000062577 – V.8
122. A73A Exterior Rearview Mirror, Front Passenger SSP-BTS-SP0000062579 – V.7
123. A91 Dynamic Stability Control SSP-BTS-SP0000062580 – V.8
124. A95 Air Conditioning SSP-BTS-SP0000062581 – V.7
125. A95 Air Conditioning SSP-BTS-SP0000062582 – V.6
126. Active Cruise Control SSP-BTS-SP0000063172 – V.2
127. Active Cruise Control SSP-SSP-SP0000061687 – V.7
128. Active Protection SSP-BTS-SP0000062709 – V.3
129. Active Sound Design Supply SSP-SSP-SP0000061561 – V.6
130. Air Distribution SSP-SSP-SP0000061467 – V.10
131. Air Distribution SSP-SSP-SP0000061468 – V.11
132. Air Freshener FUB-FUB-FB-640002-K15 – V.3
133. Air Freshener FUB-FUB-FB-GZ-B416-G12 – V.5
134. Air Freshener SSP-SSP-SP0000061473 – V.7
135. Air Supply SSP-SSP-SP0000064588 – V.7
136. Airbag Firing Circuits SSP-SSP-SP0000061332 – V.10
137. Airbag Sensors SSP-SSP-SP0000061325 – V.10
138. All-Round Vision Camera SSP-BTS-SP0000063206 – V.3
139. All-Round Vision Camera SSP-SSP-SP0000063197 – V.4
140. Alternator SSP-SSP-SP0000061842 – V.11
141. Ambient Interior Lighting SSP-BTS-SP0000062823 – V.6
142. Ambient Interior Lighting SSP-SSP-SP0000061745 – V.8
143. Ambient Interior Lighting SSP-SSP-SP0000067492 – V.1
144. Antennas_Antennas SSP-BTS-SP0000066770 – V.1_001
145. Antennas_Antennas SSP-BTS-SP0000066770 – V.1_002
146. Antennas_Antennas SSP-BTS-SP0000066770 – V.1_003
147. Antennas_Antennas SSP-BTS-SP0000066770 – V.1_004
148. Antennas_Antennas SSP-BTS-SP0000066771 – V.1_001
149. Antennas_Antennas SSP-BTS-SP0000066771 – V.1_002
150. Antennas_Antennas SSP-BTS-SP0000066771 – V.1_003
151. Antennas_Antennas SSP-BTS-SP0000066771 – V.1_004
152. Armrest Heating FUB-FUB-FB-520005-K15 – V.1
153. Audio Output SSP-SSP-SP0000061567 – V.8
154. Audio Output SSP-SSP-SP0000061573 – V.7
155. Audio Output SSP-SSP-SP0000061581 – V.9
156. Audio Output SSP-SSP-SP0000061585 – V.10
157. Audio Output SSP-SSP-SP0000066576 – V.4
158. Audio Output SSP-SSP-SP0000066577 – V.4
159. Audio Output SSP-SSP-SP0000066578 – V.4
160. Automatic Engine Start-Stop Function SSP-BTS-SP0000063232 – V.3
161. Automatic Luggage Compartment Lid Actuation SSP-BTS-SP0000062802 – V.3
162. Automatic Luggage Compartment Lid Actuation SSP-SSP-SP0000063104 – V.5
163. Automatic Luggage Compartment Lid Actuation SSP-SSP-SP0000066709 – V.2
164. Automatic Recirculated Air Control (AUC) SSP-SSP-SP0000061465 – V.6
165. Automatic Soft Close System SSP-SSP-SP0000061339 – V.8
166. Auxiliary Water Pump SSP-SSP-SP0000066621 – V.3
167. B41 Parking Maneuvering Assistant SSP-BTS-SP0000062573 – V.8
168. Backrest Width Adjustment, Drivers Side SSP-SSP-SP0000061362 – V.4
169. Backrest Width Adjustment, Drivers Side SSP-SSP-SP0000061364 – V.5
170. Backrest Width Adjustment, Passengers Side SSP-SSP-SP0000061367 – V.5
171. Backrest Width Adjustment, Passengers Side SSP-SSP-SP0000061368 – V.6
172. Blower SSP-SSP-SP0000061466 – V.7
173. Body CAN2 BUS Connection SSP-BTS-SP0000062458 – V.10
174. Body CAN3 BUS Connection SSP-BTS-SP0000066731 – V.1
175. Body CAN4 BUS Connection SSP-BTS-SP0000066833 – V.2
176. Body CAN7 BUS Connection SSP-BTS-SP0000062437 – V.7
177. Body Domain Controller (BDC) Power Distribution Box SSP-BTS-SP0000062797 – V.4_001
178. Body Domain Controller (BDC) Power Distribution Box SSP-BTS-SP0000062797 – V.4_002
179. Body Domain Controller and Terminal Control Supply SSP-SSP-SP0000061829 – V.13
180. Burglar-Alarm System SSP-BTS-SP0000062808 – V.1
181. Burglar-Alarm System SSP-SSP-SP0000061662 – V.8
182. BUS LIN SSP-BTS-SP0000063217 – V.5
183. Camera-Based Driver Support Systems SSP-SSP-SP0000061676 – V.12
184. Camera-Based Driver Support Systems SSP-SSP-SP0000061680 – V.10
185. Center Console Operating Facility SSP-SSP-SP0000061817 – V.6
186. Central Information Display SSP-SSP-SP0000059346 – V.13_001
187. Central Information Display SSP-SSP-SP0000059346 – V.13_002
188. Central Information Display SSP-SSP-SP0000066603 – V.1_001
189. Central Information Display SSP-SSP-SP0000066603 – V.1_002
190. Central Locking System SSP-BTS-SP0000062801 – V.4
191. Central Locking System SSP-SSP-SP0000063148 – V.5
192. Check Fuse F010 SSP-BTS-SP0000059791 – V.13
193. Check Fuse F406 SSP-BTS-SP0000062153 – V.6
194. Cigarette Light and Sockets SSP-SSP-SP0000061401 – V.7
195. Cigarette Lighter and Power Sockets SSP-BTS-SP0000062866 – V.2
196. Cigarette Lighter and Power Sockets SSP-SSP-SP0000066680 – V.4
197. Close Range Radar Sensors SSP-SSP-SP0000066718 – V.2
198. Close Range Radar Sensors SSP-SSP-SP0000066719 – V.2
199. Comfort Access SSP-BTS-SP0000062799 – V.3_001
200. Comfort Access SSP-BTS-SP0000062799 – V.3_002
201. Comfort Access SSP-SSP-SP0000061326 – V.10
202. Connectivity Business SSP-BTS-SP0000063099 – V.3_001
203. Connectivity Business SSP-BTS-SP0000063099 – V.3_002
204. Connectivity Business SSP-BTS-SP0000063099 – V.3_003
205. Connectivity Business SSP-BTS-SP0000066754 – V.2_001
206. Connectivity Business SSP-BTS-SP0000066754 – V.2_002
207. Connectivity Business SSP-BTS-SP0000066754 – V.2_003
208. Connectivity Professional SSP-BTS-SP0000063101 – V.3_001
209. Connectivity Professional SSP-BTS-SP0000063101 – V.3_002
210. Connectivity Professional SSP-BTS-SP0000063101 – V.3_003
211. Connectivity Professional SSP-BTS-SP0000066757 – V.2_001
212. Connectivity Professional SSP-BTS-SP0000066757 – V.2_002
213. Connectivity Professional SSP-BTS-SP0000066757 – V.2_003
214. Connector X0103 SSP-BTS-SP0000062410 – V.6
215. Connector X05201 SSP-BTS-SP0000062779 – V.8
216. Connector X116_1V SSP-BTS-SP0000062403 – V.6
217. Connector X125_1V SSP-BTS-SP0000062412 – V.6
218. Connector X1329_1V, X1841_1V SSP-BTS-SP0000066643 – V.2
219. Connector X140_1V SSP-BTS-SP0000062408 – V.7
220. Connector X1417_1V SSP-BTS-SP0000062759 – V.8
221. Connector X1418_1V SSP-BTS-SP0000062774 – V.8
222. Connector X1419_1V SSP-BTS-SP0000062762 – V.8
223. Connector X1420_1V SSP-BTS-SP0000062775 – V.8
224. Connector X1421_1V SSP-BTS-SP0000062761 – V.8
225. Connector X1422_1V SSP-BTS-SP0000062776 – V.8
226. Connector X1432_1V SSP-BTS-SP0000062407 – V.7
227. Connector X1451_1V SSP-BTS-SP0000063326 – V.4
228. Connector X149_1B SSP-BTS-SP0000062832 – V.7
229. Connector X1516_1V SSP-BTS-SP0000064530 – V.2
230. Connector X1606_1V SSP-BTS-SP0000062439 – V.6
231. Connector X1682_1V SSP-BTS-SP0000067438 – V.1
232. Connector X2102_1V SSP-BTS-SP0000063277 – V.3
233. Connector X227_1V SSP-BTS-SP0000062409 – V.7
234. Connector X300_1V SSP-BTS-SP0000062440 – V.6
235. Connector X328_1V SSP-BTS-SP0000062405 – V.8
236. Connector X40_1V SSP-BTS-SP0000062441 – V.7
237. Connector X4720 SSP-BTS-SP0000063422 – V.4
238. Connector X4721 SSP-BTS-SP0000063424 – V.4
239. Connector X4722, X4724 SSP-BTS-SP0000063427 – V.4