Bmw·X3·2018 BMW X3·Wiring
Wiring diagram

2018 BMW X3 — power distribution

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Power distribution

1 2 1 2 1 2 U K 60A P 125A 60A 100A 125A 80A 150A M 250A B FUSE BOX CRASH SAFETY MODULE STARTER MOTOR DYNAMIC STABILITY CONTROL (DSC) FRONT ELECTRIC AUXILIARY HEATER ELECTROMECHANICAL POWER STEERING ALTERNATOR ELECTRIC FAN CUT-OFF RELAY ELECTRIC FAN CUT-OFF RELAY 1 1 2 1 1B 3 2 3 4 5 7 2B 6 8B 4 3 10B 1 1 7B 4 1 8B 1 1 1B 3B 2 3 7B 3 1 2B 2 1 13B 1B 113 90 3B 1B 2B 3B 4B 2B 2 1B 7B GRY/BLK NCA RED RED BRN BRN BRN RED GRN/YEL RED GRN WHT/BLU BRN WHT/YEL (OR RED) (OR BLK) RED RED NCA RED BRN RED RED/BLU RED RED RED RED RED YEL BLK RED BLK BLK RED VIO VIO NCA NCA NCA RED RED NCA RED FUSE 502 BATTERY INTELLIGENT BATTERY SENSOR ENGINE COMPARTMENT POWER DISTRIBUTION BOX CAPACITOR BOX JUMP START TERMINAL FUSE 402 FUSE 407 FUSE 400 FUSE 401 FUSE 406 FUSE 404 AUXILIARY BATTERY POWER CONTROL UNIT W/ FAN 400/600W W/ FAN 850/1000W (UNDER CENTER REAR OF CARGO AREA FLOOR) (ON BATTERY NEGATIVE (-) POST) (RIGHT REAR OF ENGINE COMPT) (RIGHT FRONT WHEELWELL) (RIGHT REAR QUARTERPANEL) (RIGHT REAR QUARTERPANEL) (RIGHT REAR QUARTERPANEL) Z10 2B Z10 46B Z10 50B TO FUSE 504 (DIAGRAM 2 OF 8) COMPUTER DATA LINES SYSTEM TO RIGHT FRONT POWER DISTRIBUTION BOX (DIAGRAM 3 OF 8) TO INTEGRATED SUPPLY MODULE (DIAGRAM 8 OF 8) FROM FUSE BOX (DIAGRAM 2 OF 8) COMPUTER DATA LINES SYSTEM FROM REAR POWER DISTRIBUTION BOX (DIAGRAM 6 OF 8)
U 30A 40A 40A 5A 20A 5A 20A 30A 30A 30A J 5A 30A 40A 30A 60A 250A F 125A M 20A 15A 5A 7.5A 7.5A 5A 20A FUSE BOX BODY DOMAIN CONTROLLER FANFARE HORN RELAY JUNCTION BOX ELECTRONICS DIAGNOSTIC SOCKET REAR DRIVER SIDE ELECTRONIC OUTER DOOR HANDLE MODULE PASSENGER ELECTRONIC OUTER DOOR HANDLE MODULE DRIVER ELECTRONIC OUTER DOOR HANDLE MODULE REAR PASSENGER SIDE ELECTRONIC OUTER DOOR HANDLE MODULE STEERING COLUMN SWITCH CLUSTER TAILGATE FUNCTION MODULE ETHERNET SWITCH RAIN/LIGHT/ SOLAR/ CONDENSATION SENSOR LIGHT OPERATING UNIT VERTICAL DYNAMICS PLATFORM AUDIO MODE/ HEATING & AIR CONDITIONING SYSTEM CONTROL PANEL AIR CONDITIONING TELEMATIC COMMUNICATION BOX RIGHT FRONT POWER DISTRIBUTION BOX ROOF FUNCTION CENTER BLOWER MOTOR W/ OUTPUT STAGE TRAILER BRAKE SYSTEM PLUG CONNECTION RIGHT FRONTAL LIGHT ELECTRONICS RIGHT HEADLIGHT DYNAMIC STABILITY CONTROL (DSC) PARKING BRAKE BUTTON PASSENGER'S SIDE REAR POWER WINDOW DRIVE W/ CONTROL ELECTRONICS DRIVER'S DOOR POWER WINDOW DRIVE W/ CONTROL ELECTRONICS INSTRUMENT CLUSTER CONTROL UNIT DRIVER'S SIDE REAR POWER WINDOW DRIVE W/ CONTROL ELECTRONICS FRONT PASSENGER DOOR POWER WINDOW DRIVE W/ CONTROL ELECTRONICS LEFT REVERSIBLE ELECTROMOTIVE AUTOMATIC REEL 3 X434 2B 2 1 1B 3 1 10 3 22 41 24 40 37 36 35 38 39 20 43 44 1 1B 3 6 1 X8 1B 28 28 X5 1B X28 1B 3 4B 2 5 5 5 1 X9 1B 5 4 1 30 X434 1B 4 9 5 10 2 6 1 1 6B 10B 12B 44 47 43 7B 46 49 50 33 17 17 19 3B 1 1B 30 45 44 47 32 1 31 19 16 3B 7B 46 40 7 37 4 7B 45 4 4 4 4 14 1 1B 3 3B 41 1B 3 1 2B 9 X5 1B X8 1B X9 1B X28 1B RED/ BLU RED/ RED/YEL RED/GRN RED/BLU GRN/BLU RED/YEL RED/GRN GRN/YEL RED/BLU RED/BLU RED RED/BLK RED/BLK RED RED/GRN RED/YEL RED/BLU RED/YEL RED/BLU RED/BLU BLU RED/YEL RED/GRY RED/YEL RED/BLU RED/BLU RED/YEL RED/BLU RED/YEL RED/GRN RED/WHT YEL/GRY GRN/BLU BRN GRY/WHT BRN WHT GRY/GRN RED RED RED GRY/WHT WHT BRN GRN/BLU BRN GRY/GRN RED RED RED RED RED RED RED/BLU RED/YEL RED GRN/BLU RED/GRN RED/GRN RED/YEL RED/BLU RED/BLU GRN/YEL RED YEL/GRY RED RED RED RED FUSE 501 FUSE 500 FUSE 504 START-STOP BUTTON BI-STABLE RELAY FUSE 7 FUSE 6 FUSE 4 FUSE 11 FUSE 12 FUSE 13 FUSE 10 FUSE 29 FUSE 25 FUSE 40 FUSE 20 FUSE 23 FUSE 32 FUSE 50 FUSE 22 FUSE 34 FUSE 24 FUSE 21 FUSE 28 FUSE 26 FUSE 36 BASIC VERSION HIGH VERSION (UNDER CENTER REAR OF CARGO AREA FLOOR) (RIGHT KICK PANEL) (UNDER RIGHT SIDE OF DASH) FROM FUSE 502 (DIAGRAM 1 OF 8) TO REAR POWER DISTRIBUTION BOX (DIAGRAM 6 OF 8) TO POWER CONTROL UNIT (DIAGRAM 1 OF 8) FROM TERMINAL 30B RELAY (DIAGRAM 3 OF 8)
30A 10A E B J 20A 20A 5A 5A 5A 20A 5A 20A 20A 30A C 30A REAR POWER DISTRIBUTION BOX LIN POWER DISTRIBUTION BOX RIGHT FRONT POWER DISTRIBUTION BOX DRIVER'S SEAT HEATING ELECTRONICS INSTRUMENT CLUSTER CONTROL UNIT STEERING COLUMN SWITCH CLUSTER GEAR SELECTOR SWITCH INDEPENDENT AUXILIARY HEATER AIR FRESHENER FRONT PASSENGER SEAT HEATING ELECTRONICS ELECTRONIC TRANSMISSION CONTROL ELECTROCHROMIC INTERIOR REAR VIEW MIRROR TRANSFER BOX DRIVER SEAT MODULE FRONT PASSENGER SEAT MODULE FRONT PASSENGER SIDE SEAT ADJUSTMENT SWITCH BLOCK IONIZER X434 1B 1B 1B 3B 14 15 X14 1B 7 3B 10 X13 1B 13 3 X14 1B 25 1B 1 2 1B 55 6 9 31 27 15 12 51 16 11 6 7 52 8 5 13 14 A361 1B 2 X434 1B 7 1B 5 3 X434 1B 25 10 3 3 1 1 2B 1B 7 X12 1B 24 11 15 X12 1B 1 3 2 8 7 RED/YEL RED/YEL RED/GRN (OR RED) RED/GRN (OR RED) (OR RED) RED/GRN RED/GRN BRN RED/YEL GRN/BLU GRN/BLU RED/BRN RED RED/BLK RED/GRN RED/BLK GRN/BRN RED/VIO RED/GRN RED/WHT RED/BRN RED/BRN RED/BRN GRN/BRN RED/VIO RED/GRN RED/WHT RED/BRN BLU/VIO BLU/YEL RED RED/YEL BRN RED/YEL BLU NCA NCA NCA RED/YEL RED/YEL RED/YEL RED/WHT TERMINAL 30B RELAY FUSE 48 FUSE 47 FUSE 46 FUSE 76 FUSE 73 REAR CIGARETTE LIGHTER 12V CONNECTION FRONT CIGARETTE LIGHTER 12V CONNECTION FUSE 63 FUSE 51 FUSE 59 FUSE 52 FUSE 54 FUSE 55 FUSE 53 FUSE 72 W/ SEAT MODULE W/O SEAT MODULE (RIGHT REAR QUARTERPANEL) (UNDER RIGHT SIDE OF DASH) (UNDER RIGHT SIDE OF DASH) (UNDER RIGHT SIDE OF DASH) Z10 14B Z10 14B FROM FUSE BOX (DIAGRAM 1 OF 8) FROM RIGHT FRONT POWER DISTRIBUTION BOX (DIAGRAM 5 OF 8) TO FUSE 28 (DIAGRAM 2 OF 8) INTERIOR LIGHTS SYSTEM TO FUSE 60 (DIAGRAM 4 OF 8)
5A 5A 5A C 5A 5A 5A D 5A RIGHT FRONT POWER DISTRIBUTION BOX RIGHT REAR INTERIOR LIGHT LEFT REAR INTERIOR LIGHT RIGHT FRONT VANITY MIRROR LIGHT LEFT FRONT VANITY MIRROR LIGHT FRONT INTERIOR LIGHT REVERSING CAMERA CENTER CONSOLE CONTROL PANEL ALL-ROUND VISION CAMERA FRONT CENTER ARMREST LIGHT CONTROLLER GLOVE COMPARTMENT LIGHT SWITCH REAR INTERIOR LIGHT DRIVER'S SEAT LUMBAR SUPPORT SWITCH DRIVER LUMBAR SUPPORT/ BACKREST WIDTH ADJUSTMENT VALVE BLOCK DRIVER'S SEAT BACKREST WIDTH ADJUSTMENT SWITCH DRIVER LUMBAR SUPPORT VALVE BLOCK DRIVER'S SIDE SEAT ADJUSTMENT SWITCH BLOCK RIGHT FRONT FOOTWELL LIGHT LEFT FRONT FOOTWELL LIGHT BOTTOM FRONT PASSENGER'S SIDE DASHBOARD LIGHTING CENTER STACK LIGHTING DRIVER'S SEAT BACKREST WIDTH ADJUSTMENT VALVE BLOCK REAR DRIVER'S SIDE FOOTWELL LIGHT REAR PASSENGER'S SIDE FOOTWELL LIGHT TOP REAR DRIVER'S SIDE DOOR TRIM PANEL LIGHTING CENTER REAR DRIVER'S SIDE DOOR TRIM PANEL LIGHTING FRONT PASSENGER SEAT BACKREST WIDTH ADJUSTMENT SWITCH REAR DRIVER'S SIDE DOOR POCKET LIGHTING FRONT PASSENGER LUMBAR SUPPORT SWITCH FRONT PASSENGER SEAT BACKREST WIDTH ADJUSTMENT VALVE BLOCK FRONT PASSENGER LUMBAR SUPPORT VALVE BLOCK FRONT PASSENGER SIDE SEAT ADJUSTMENT SWITCH BLOCK FRONT PASSENGER LUMBAR SUPPORT/ BACKREST WIDTH ADJUSTMENT VALVE BLOCK 1B 2 2 2 50 9 X8 1B 9 X14 1B X12 1B 9 2 X434 1B 20 X12 1B 1 1 2 2 2 2 2 34 2 2 X483 1B 1 9 3 X483 1B 10 X434 1B 5 X382 1B 4 1 3 33 30 32 28 29 3 1 2 1 4 1 X14 1B 1 1 3 2 3 3 6 3 1 1 1 3 6 BLU RED/ BLU RED/ RED/ BLU BLU RED/ RED/ BLU RED/BLU RED/BLU RED/BLU (OR RED) RED/BLU RED/BLU (OR RED) RED/BLU RED RED RED/BLU RED/BLU RED/BLU RED/BLU RED/BLU RED/YEL RED/YEL RED/YEL RED/YEL RED/YEL RED/YEL RED/WHT RED/WHT (OR WHT) WHT/RED RED RED/WHT WHT/RED RED/WHT RED/WHT RED/WHT RED/WHT RED WHT WHT RED RED RED RED RED/YEL RED/YEL RED RED RED/YEL RED RED RED RED RED RED RED/YEL FUSE 62 FUSE 60 FUSE 61 FUSE 64 FUSE 66 FUSE 71 FUSE 65 W/O OMNIDIRECTIONAL CAMERA W/ OMNIDIRECTIONAL CAMERA (W/ PANORAMIC ROOF) (W/ PANORAMIC ROOF) (W/O PANORAMIC ROOF) (W/ ACTIVE SEAT VENTILATION) (UNDER RIGHT SIDE OF DASH) FROM FUSE 55 (DIAGRAM 3 OF 8) TO FUSE 67 (DIAGRAM 5 OF 8)
5A 5A 5A D 5A 10A 5A E N 40A 40A 30A 20A 30A RIGHT FRONT POWER DISTRIBUTION BOX FRONT PASSENGER EXTERIOR MIRROR TOP RADIATOR BLIND DRIVE DRIVER'S DOOR SWITCH BLOCK TOP FRONT PASSENGER DOOR TRIM PANEL LIGHTING TOP DRIVER'S DOOR TRIM PANEL LIGHTING DRIVER'S DOOR SEAT SWITCH CLUSTER FRONT PASSENGER'S DOOR POCKET LIGHTING DRIVER'S DOOR POCKET LIGHTING CENTER FRONT PASSENGER DOOR TRIM PANEL LIGHTING BOTTOM RADIATOR BLIND DRIVE CENTER DRIVER'S DOOR TRIM PANEL LIGHTING ELECTRIC FAN CUT-OFF RELAY CRASH SAFETY MODULE ELECTRIC FAN REAR POWER DISTRIBUTION BOX SIREN W/ TILT ALARM SENSOR TOP-HIFI AMPLIFIER VERTICAL DYNAMICS PLATFORM TAILGATE FUNCTION MODULE REMOTE CONTROL RECEIVER NATURAL VACUUM LEAK DETECTION RIGHT REVERSIBLE ELECTROMOTIVE AUTOMATIC REEL LEFT FRONTAL LIGHT ELECTRONICS LEFT HEADLIGHT 3 X148 1B 3 48 3 3 4 4 Z2 4B 3 Z2 1B 54 49 46 47 17 17 2 2 2 6 1 2 10 2 2 X5 1B X28 1B 1B 46 3 4 Z2 2B 1 4B 1 6 Z2 1B 10 5 1B 8 4 3 1 4 (OR RED/VIO) RED/GRN RED/GRN RED/GRN RED/GRN RED RED RED RED RED/BLU RED/GRN RED/BLU RED/BLU RED/BLU RED/BLU RED/BLU RED/GRN RED/GRN RED/GRN RED/GRN RED/GRN RED/GRN RED/BRN RED/BLU RED/BRN RED/BLU RED/YEL RED/YEL RED RED/BRN RED/BRN RED/GRN FUSE 68 FUSE 67 FUSE 69 FUSE 70 FUSE 75 FUSE 224 FUSE 225 FUSE 230 FUSE 226 FUSE 217 FUSE 244 (UNDER RIGHT SIDE OF DASH) (RIGHT REAR QUARTERPANEL) FROM FUSE 65 (DIAGRAM 4 OF 8) TO REAR POWER DISTRIBUTION BOX (DIAGRAM 3 OF 8) FROM TERMINAL 30F-2 RELAY (DIAGRAM 6 OF 8)
K 5A G H N 5A 20A 20A 5A F 7.5A 5A 5A 5A 5A REAR POWER DISTRIBUTION BOX REAR WINDOW HEATING RELAY LIN POWER DISTRIBUTION BOX PREPARATION TRAILER MODULE PLUG CONNECTION PREPARATION TRAILER MODULE PLUG CONNECTION BODY DOMAIN CONTROLLER TRAILER MODULE CONTACT-FREE TAILGATE OPENING EVALUATION ELECTRONICS TRAILER MODULE LEFT REAR LANE CHANGE WARNING SLAVE RIGHT REAR LANE CHANGE WARNING MASTER CAMERA-BASED DRIVER SUPPORT SYSTEMS OPTIONAL EXTRA SYSTEM ACU SENSOR ELECTROMECHANICAL POWER STEERING ELECTRICAL EXHAUST FLAP ACTIVE CRUISE CONTROL RIGHT FRONT LANE CHANGE WARNING SLAVE REGULATED REAR AXLE DIFFERENTIAL LOCK ELECTRIC FUEL PUMP CONTROL ELECTRONICS LEFT FRONT LANE CHANGE WARNING SLAVE 1B 4 8 7 Z2 8B 3 6 1B 5 X149 1B 16 11 8 16 3 X148 1B 1B 13 1 21 A361 1B 8 1 54 6B 3B 4 A361 2B 10 11 14 15 16 5 17 18 7 6 Z2 7B 1 2 8 Z2 9B 11 Z2 3B 1 3 2B 4 2 1B 3 2B 10 5 4 3 1 3 16 16 RED RED/BRN RED/BRN RED/VIO RED/VIO GRN/YEL GRN/WHT GRN/WHT RED RED GRN/RED GRN/RED GRN/RED GRN/RED GRN/RED GRN/RED GRN/RED RED/GRN BRN YEL GRN/VIO BRN GRN/GRY RED/VIO RED/BRN RED RED/GRN RED/GRN RED/GRN GRN/BRN GRN GRN GRN GRN/BRN TERMINAL 15N RELAY TERMINAL 30B-2 RELAY TERMINAL 30F-1 RELAY TERMINAL 30F-2 RELAY TERMINAL 30B-1 RELAY FUSE 279 FUSE 278 FUSE 240 FUSE 289 FUSE 208 FUSE 209 FUSE 203 FUSE 206 FUSE 204 FUSE 210 W/ PREPARATION TRAILER MODULE W/ PREPARATION TRAILER MODULE W/ TRAILER MODULE W/ TRAILER MODULE (RIGHT REAR QUARTERPANEL) (RIGHT REAR QUARTERPANEL) (RIGHT KICK PANEL) Z10 50B TO FUSE 262 (DIAGRAM 8 OF 8) TO FUSE 216 (DIAGRAM 7 OF 8) TO FUSE 217 (DIAGRAM 5 OF 8) FROM FUSE BOX (DIAGRAM 2 OF 8) TO POWER CONTROL UNIT (DIAGRAM 1 OF 8)
5A 30A 5A 20A 15A 5A G 5A 5A 5A 5A REAR POWER DISTRIBUTION BOX LUGGAGE COMPARTMENT LIGHT 2 LUGGAGE COMPARTMENT LAMP WIRELESS CHARGING ODDMENTS TRAY AERIAL AMPLIFIER REAR LID BUTTON HIFI AMPLIFIER ACTIVE SOUND DESIGN HEAD UNIT LUGGAGE COMPARTMENT LIGHT BOOT LID/TAILGATE INFOTAINMENT FAN WIRELESS CHARGING ODDMENTS TRAY TOP-HIFI AMPLIFIER VIDEO MODULE PARKING MANEUVERING ASSISTANT REAR PASSENGER'S SIDE DOOR POCKET LIGHTING CENTER REAR PASSENGER'S SIDE DOOR TRIM PANEL LIGHTING TOP REAR PASSENGER DOOR TRIM PANEL LIGHTING RIGHT REVERSIBLE ELECTROMOTIVE AUTOMATIC REEL LEFT REVERSIBLE ELECTROMOTIVE AUTOMATIC REEL USB HUB Z2 2B 2 2 2 1B X2008 1B 1 1 3B 3 2 Z2 5B 1 3 6 Z2 2B 9 5 3 2 2 5 5 1B 1 12 Z2 4B Z2 5B 3 1B 15 1B 1 1 3 9 X9 1B 2 5 Z2 5B 14 7 Z2 2B 3 1 1B RED/GRN RED/BLU RED/BLU RED/BLU RED/BLK NCA RED/GRY RED/BLU RED/GRN RED/BLU RED/WHT RED/WHT RED/BLK RED/GRY RED/BLU RED/GRN RED/GRN RED/GRN RED/GRN RED/BLK RED/BLK RED/BLK RED/GRY RED/BLU RED/GRN RED/BLU RED/YEL RED/BLU RED/YEL FUSE 220 FUSE 218 FUSE 216 FUSE 254 FUSE 212 FUSE 255 FUSE 252 FUSE 215 FUSE 257 FUSE 214 (RIGHT REAR QUARTERPANEL) FROM TERMINAL 30B-1 RELAY (DIAGRAM 6 OF 8)
30A 30A P 30A 10A 20A 20A 30A 20A H 5A REAR POWER DISTRIBUTION BOX PREPARATION TRAILER MODULE PLUG CONNECTION TRAILER SOCKET REAR PASSENGER'S SIDE SEAT HEATING MODULE ELECTRIC FUEL PUMP CONTROL ELECTRONICS REAR DRIVER'S SIDE SEAT HEATING MODULE AUTOMATIC REAR AIR CONDITIONING OPERATING FACILITY REGULATED REAR AXLE DIFFERENTIAL LOCK BOOT LID/TAILGATE LOCK TRAILER MODULE TRAILER SOCKET REAR DRIVER'S SIDE SEAT HEATING MODULE ELECTRIC FUEL PUMP CONTROL ELECTRONICS REAR PASSENGER'S SIDE SEAT HEATING MODULE DME MAIN RELAY IGNITION & FUEL INJECTION RELAY VALVETRONIC RELAY POWER SUPPLY SENSORS/ACTUATORS RELAY INTEGRATED SUPPLY MODULE Z2 6B 5 1B 1 5 Z2 9B 2 5 X268 2B 5 2 1B 7 7 1B 10 6 2 1 1B 3 Z2 6B 12 Z2 5B 1B 6 10 9 Z2 8B 11 9 Z2 6B 3 2B 1 1 X269 2B 7 9 2 7 1B 7 1B RED RED RED/BLK RED/BLK RED/BLK RED/BLK RED/BLK RED/YEL RED/YEL RED/YEL RED/YEL RED/YEL RED/YEL RED/GRY RED/BLK RED/BLK RED/YEL RED/YEL (OR BLK) RED RED/BLK RED/BLK RED/GRY RED/BLK RED/YEL RED/YEL RED/BLU RED/YEL BRN RED/YEL RED/YEL FUSE 264 FUSE 267 FUSE 269 FUSE 295 FUSE 262 FUSE 284 FUSE 282 FUSE 271 FUSE 273 12V CONNECTION 2 W/ PREPARATION TRAILER MODULE W/ TRAILER MODULE EARLY PRODUCTION LATE PRODUCTION (7-PIN) LATE PRODUCTION EARLY PRODUCTION (13-PIN) (RIGHT REAR QUARTERPANEL) (RIGHT REAR QUARTERPANEL) (LEFT SIDE OF ENGINE) Z10 50B FROM TERMINAL 30B-2 RELAY (DIAGRAM 6 OF 8) FROM ENGINE COMPARTMENT POWER DISTRIBUTION BOX (DIAGRAM 1 OF 8)