POWER DISTRIBUTION – BMW 740i 1993 – SYSTEM WIRING DIAGRAMS

POWER DISTRIBUTION

Power Distribution Wiring Diagram (1 of 7) for BMW 740i 1993

List of elements for Power Distribution Wiring Diagram (1 of 7) for BMW 740i 1993:

68

• (diagram 2 of 7)
• (diagram 3 of 7)
• (diagram 4 of 7)
• 4.0l
• 5.0l
• Abs hydraulic unit
• Acc
• Ags
• Automatic heating/a/c switch (ihka)
• B+ junction point (front of right front shock tower)
• Battery
• Blower relay
• Data link connector
• Egs
• Engine control module (dme)
• Engine control module (dme) (cyl 7-12)
• Engine control module relay
• Engine control module relay (cyl 1-6)
• Engine control module relay (cyl 7-12)
• Front power distribution box (left rear of engine compartment)
• Fuel pump relay
• Fuel pump relay (cyl 1-6)
• Fuel pump relay (cyl 7-12)
• Fuel pump relay cyl 1-8 (4.0l) fuel pump relay cyl 1-6 (5.0l)
• Fuel pump relay cyl 7-12 (5.0l)
• Fusible link a
• Generator
• Horn relay
• Ignition switch
• Instrument cluster
• Off
• Red
• Red y
• Red z
• Run
• Slip control module (abs/asc)
• Srs control module
• Start
• Starter
• Starter junction point
• Starter relay
• To auxiliary relay box 1 (fuse f34)
• To blower relay (diagram 5 of 7)
• To engine controls (diagram 2 of 7)
• To fuse f1 (diagram 4 of 7)
• To fuse f10
• To fuse f11
• To fuse f17 (diagram 4 of 7)
• To fuse f2 (diagram 2 of 7)
• To fuse f20 (diagram 2 of 7)
• To fuse f22
• To fuse f25
• To fuse f26
• To fuse f27
• To fuse f28 (diagram 4 of 7)
• To fuse f29 (diagram 3 of 7)
• To fuse f4
• To fuse f6
• To fuse f60 (diagram 2 of 7)
• To fuse f9
• To fusible link b (diagram 6 of 7)
• To lamp control module (diagram 5 of 7)
• To unloader relay kl15 (diagram 5 of 7)
• To unloader relay klr (diagram 4 of 7)
• Transmission control module
• Transmission control module (egs)
• Unloader relay kl15
• Unloader relay klr

Power Distribution Wiring Diagram (2 of 7) for BMW 740i 1993

List of elements for Power Distribution Wiring Diagram (2 of 7) for BMW 740i 1993:

50

• 740i/l
• 750il
• Automatic heating/a/c control module (ihka)
• Canada only
• Check control module
• Chime module
• Combination switch
• Crash control unit
• Electronic throttle control module (adsii) (740i/l)
• Engine control module (dme)
• Engine control module (dme) (cyl 1-6)
• Engine control module (dme) (cyl 7-12)
• From front power distribution box (diagram 1 of 7)
• From ignition switch (diagram 1 of 7)
• Front power distribution box (left rear of engine compartment)
• Fuse f10 15a
• Fuse f11 15a
• Fuse f2 7.5a
• Fuse f20 7.5a
• Fuse f3 7.5a
• Fuse f4 7.5a
• Fuse f5 10a
• Fuse f6 15a
• Fuse f60 30a
• Fuse f7 15a
• Hazard flasher relay
• Headlights/fog lights
• Ignition coil (cyl 1-6)
• Ignition coil (cyl 7-12)
• Ignition coil 1
• Ignition coil 2
• Ignition coil 3
• Ignition coil 4
• Ignition coil 5
• Ignition coil 6
• Ignition coil 7
• Ignition coil 8
• Instrument cluster
• Lamp control module
• Left front door lock motor
• Left front door lock switch
• Left park light relay (canada)
• Left xenon light
• Light switch
• On-board computer
• Park ventilation relay box
• Red
• Right park light relay (canada)
• Right xenon light
• Usa only

Power Distribution Wiring Diagram (3 of 7) for BMW 740i 1993

List of elements for Power Distribution Wiring Diagram (3 of 7) for BMW 740i 1993:

31

• A/c relay
• Auxiliary relay box 1
• Auxiliary water pump relay
• Compressor control relay
• From front power distribution box (diagram 1 of 7)
• From ignition switch (diagram 1 of 7)
• Front cigar lighter
• Front power distribution box (left rear of engine compartment)
• Fuse f22 30a
• Fuse f25 30a
• Fuse f26 30a
• Fuse f27 30a
• Fuse f29 7.5a
• Fuse f34 (not used)
• Fuse f9 15a
• G202 (left side of i/p)
• G303 (below right side of rear seat)
• Headlight/ foglight cleaning system module (sra)
• High speed relay
• Horn relay
• Left rear seat heating/ position relay
• Lock sensor control module
• Normal speed relay
• Rear cigar lighter
• Rear power distribution box (below left side of rear seat)
• Rear seat heating relay
• Red
• Right rear seat heating/ position relay
• W/ power rear seats
• W/o power rear seats
• Wheel camber control module

Power Distribution Wiring Diagram (4 of 7) for BMW 740i 1993

List of elements for Power Distribution Wiring Diagram (4 of 7) for BMW 740i 1993:

45

• Anti-theft module
• Automatic transmission range switch
• Brake light switch
• Check control module
• Cruise control module
• Cruise control switch
• Data link connector
• Diode
• E-box fan
• From b+ junction point (diagram 1 of 7)
• From b+ junction z point (diagram 1 of 7)
• From front power o distribution box (diagram 1 of 7)
• From ignition switch (diagram 1 of 7)
• Front power distribution box (left rear of engine compartment)
• Fuel pump
• Fuel pump (5.0l)
• Fuel pump relay (cyl 1-8 4.0l) (cyl 1-6 5.0l)
• Fuel pump relay (cyl 7-12 5.0l only)
• Fuse f1 15a
• Fuse f15 7.5a
• Fuse f17 7.5a
• Fuse f18 15a
• Fuse f24 15a
• Fuse f28 15a
• General module
• Glove box light
• Instrument cluster
• Lamp control module
• Left front makeup mirror light
• Left rear reading light assembly
• On-board computer
• Oxygen sensor relay
• Oxygen sensor relay (5.0l)
• Phone interface box
• Phone transceiver
• Power sun blind switch
• Rear power distribution box (below left side of rear seat)
• Red
• Right front makeup mirror light
• Right rear reading light assembly
• Seat/mirror/ steering column memory control module
• Servotronic control module
• Unloader relay kl61
• Unloader relay klr
• Wiper relay

Power Distribution Wiring Diagram (5 of 7) for BMW 740i 1993

List of elements for Power Distribution Wiring Diagram (5 of 7) for BMW 740i 1993:

40

• Automatic air recirculation control module
• Automatic heating/ a/c control module
• Automatic heating/ a/c switch
• Automatic transmission range switch
• Auxiliary relay box 1
• Back-up light switch
• Blower motor
• Blower relay
• Edc relay
• Final stage unit
• From front power distribution box (diagram 1 of 7)
• Front power distribution box (left rear of engine compartment)
• Fuse f10 7.5a
• Fuse f11 7.5a
• Fuse f12 15a
• Fuse f13 7.5a
• Fuse f14 7.5a
• Fuse f16 30a
• Fuse f19 30a
• Fuse f21 7.5a
• Fuse f35
• Lamp control module
• Left front seat heater switch
• Left front seat lumbar switch
• Left front side memory mirror
• Left high beam light
• Left low beam light
• Left xenon light
• Not used
• Red
• Right front seat heater switch
• Right front seat lumbar switch
• Right front side memory mirror
• Right high beam light
• Right low beam light
• Right xenon light
• Seat/mirror steering column memory control module
• Unloader relay kl15
• W/ xenon lights
• W/o xenon lights

Power Distribution Wiring Diagram (6 of 7) for BMW 740i 1993

List of elements for Power Distribution Wiring Diagram (6 of 7) for BMW 740i 1993:

43

• (diagram 7 of 7)
• Anti-theft module
• Cd changer
• Charging socket
• Dome/map reading light assembly
• Electric power protection relay
• Electrochromic mirror
• From battery q (diagram 1 of 7)
• Fuse f33 7.5a
• Fuse f41 30a
• Fuse f44 30a
• Fuse f46 30a
• Fuse f47 30a
• Fuse f48 15a
• Fuse f49 10a
• Fuse f51 7.5a
• Fusible link b
• General module
• Hifi amplifier
• Left front footwell light
• Left rear footwell light
• Left rear reading light assembly
• Phone transceiver
• Radio
• Rear defogger relay
• Rear power distribution box (below left side of rear seat)
• Red
• Relay module
• Right front footwell light
• Right rear footwell light
• Right rear reading light assembly
• Steering column adjustment relay
• To fuse 30
• To fuse 31
• To fuse 32
• To fuse 40
• To fuse 42
• To fuse 43
• To fuse 45
• Trunk compartment light
• Trunk lid light
• Washer pump
• Wiper relay

Power Distribution Wiring Diagram (7 of 7) for BMW 740i 1993

List of elements for Power Distribution Wiring Diagram (7 of 7) for BMW 740i 1993:

25

• Edc relay
• Electronic shock absorber control module
• From fusible link b (diagram 6 of 7)
• Fuse f30 15a
• Fuse f31 15a
• Fuse f32 7.5a
• Fuse f40 30a
• Fuse f42 30a
• Fuse f43 30a
• Fuse f45 30a
• Rear power distribution box (below left side of rear seat)
• Rear seat heating relay
• Red
• Relay module
• Right front door lock motor
• Right front door lock switch
• Right front seat control switch
• Right rear seat heating/ position relay
• Seat/mirror/ steering column memory control module
• Soft close trunk lid control module
• Soft close trunk lid motor assembly
• Sunblind control module
• Trunk lock motor
• W/ power rear seats
• W/o power rear seats