ENGINE PERFORMANCE – BMW 530i 1994 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

3.0L

3.0L, Electronic Throttle Control Wiring Diagram for BMW 530i 1994

List of elements for 3.0L, Electronic Throttle Control Wiring Diagram for BMW 530i 1994:

• (behind right footwell speaker grill) (ads ii)
• Auxiliary relay box (left side of engine compt.)
• Auxiliary throttle position motor (left front side of engine compt.)
• Auxiliary throttle position sensor
• Data link connector (partial) (near e-box)
• Electronic throttle control module
• Engine control module (dme) (in e-box)
• Fuse f55 30a
• Fuse f56 15a
• G303 (under right rear seat)
• Hot at all times
• Hot in run or start
• Nca
• Slip control module (abs/asc) (in e-box)

3.0L, Engine Performance Wiring Diagrams, Early Production (1 of 3) for BMW 530i 1994

List of elements for 3.0L, Engine Performance Wiring Diagrams, Early Production (1 of 3) for BMW 530i 1994:

• "check eng" ind
• "check engine" ind ctrl
• (behind right front shock tower, in electronics box) engine control relay module
• (behind right front shock tower, in electronics box) transmission control module
• (right rear of engine compt., above e-box) g103
• A/c compres sig
• Air flow sig (hlm)
• B+ junction point (behind right front shock tower, in electronics box)
• Camshaft sens gnd
• Camshaft sig (nwg)
• Carbon canister (behind left fog light)
• Close zwd
• Com- ressor control relay
• Crankshaft sens gnd
• Crankshaft sig (kwg)
• Cyl #1 ign sig
• Cyl #2 ign sig
• Cyl #3 ign sig
• Cyl #4 ign sig
• Cyl #5 ign sig
• Cyl #6 ign sig
• Cyl #7 ign sig
• Cyl #8 ign sig
• Cylinders 1-4 ho2s
• Cylinders 5-8 ho2s
• Ecm relay ctrl
• Ecm relay sig
• Elc/sh/sens gnd
• Electronic throttle control circuit
• Engine control module (behind right front shock tower, in electronics box)
• Engine rpm sig (td)
• Engine speed in
• Evap emiss sig
• Fuel consum in
• Fuel consum sig
• Fuel inj #1
• Fuel inj #2
• Fuel inj #3
• Fuel inj #4
• Fuel inj #5
• Fuel inj #6
• Fuel inj #7
• Fuel inj #8
• Fuel injectors
• Fuel pump relay
• G103 (right rear of engine compartment, above electronics box)
• Gnd
• Ho2s relay ctrl
• Hot at all times
• Idle speed (zwd)
• Ign gnd
• Ign monitor
• Ign monitor gnd
• Ignition coils (top right side of engine, above respective cylinders)
• Inj gnd
• Instrument cluster
• Maf sens gnd (hlm)
• Mass air flow sensor (right front of engine compt.)
• Nca
• Red
• Shielded wires
• Slip control module
• Spark plug #1
• Spark plug #2
• Spark plug #3
• Spark plug #4
• Speed sig
• Throttle angle
• Vehicle speed out
• X16
• X502

3.0L, Engine Performance Wiring Diagrams, Early Production (2 of 3) for BMW 530i 1994

List of elements for 3.0L, Engine Performance Wiring Diagrams, Early Production (2 of 3) for BMW 530i 1994:

• (behind right front shock tower, in electronics box) fuel pump relay
• (left rear side of engine compt.)
• (on throttle body) idle speed control valve
• (right front of engine) camshaft position sensor
• (right front of engine) crankshaft position/ rpm sensor
• (right rear of engine compartment, above electronics box)
• (right side of luggage compt.) fuel fump & fuel level sensor
• Electronics box fan
• Engine coolant temperature sensor (right rear side of engine)
• Engine intake air temperature sensor (top front of engine compt.)
• Front power distribution box
• Fuse f23 15a
• G103
• G103 (right rear of engine compartment, above electronics box)
• G123 (left of electronics box)
• G303 (under right rear seat)
• Ignition coils (top left side of engine, above respective cylinders)
• Nca
• Oil pressure indicator
• Oil pressure switch (left front of engine)
• Red
• Resistor (right rear of engine compartment, in harness channel, near electronics box)
• Shield
• Shielded wires
• Spark plug #5
• Spark plug #6
• Spark plug #7
• Spark plug #8
• Temperature switch (in elec- tronics box)
• Throttle position sensor (top front of engine compt.)

3.0L, Engine Performance Wiring Diagrams, Early Production (3 of 3) for BMW 530i 1994

List of elements for 3.0L, Engine Performance Wiring Diagrams, Early Production (3 of 3) for BMW 530i 1994:

• (behind right front shock tower, in electronics box) oxygen sensor relay
• A/c compressor sig
• A/c sig
• A/c system
• Acc
• Can shield
• Can-h
• Can-l
• Cly 3-4 knock sens
• Cyl 1-2 knock sens
• Cyl 5-6 knock sens
• Cyl 7-8 knock sens
• Cyl. 1-2
• Cyl. 1-4 heated oxygen sensor (in exhaust pipe)
• Cyl. 3-4
• Cyl. 5-6
• Cyl. 5-8 heated oxygen sensor (in exhaust pipe)
• Cyl. 7-8
• Data link connector (partial) (right rear of engine compartment)
• Diagnosis (rxd)
• Diagnosis (txd)
• Drive slips ctrl
• Drive-away protect
• Eng cool temp sens
• Engine drag torque
• Enigine control module (behind right front shock tower, in electronics box)
• G103
• G103 (right rear of engine compartment, above electronics box)
• Headlight switch, headlight & foglights (u.s. models)
• Headlights on sig
• Hot at all times
• Ignition switch
• Intake air temp sens
• Integrated climate reg. control panel
• Knock sens gnd
• Knock sensors (top of engine)
• Nca
• Normal speed relay & pressure switch
• Off
• On-board computer
• Progrm volt in
• Red
• Run
• S-eml
• Shield
• Slip control module (in electronics box)
• Start
• Throttle pos sens
• Transmission control module (in electronics box)

3.0L, Engine Performance Wiring Diagrams, Late Production (1 of 3) for BMW 530i 1994

List of elements for 3.0L, Engine Performance Wiring Diagrams, Late Production (1 of 3) for BMW 530i 1994:

• "check eng" ind
• "check engine" ind ctrl
• (behind right front shock tower, in electronics box) engine control relay module
• (behind right front shock tower, in electronics box) transmission control module
• (right rear of engine compt., above e-box) g103
• 530i/t only
• A/c compres sig
• Air flow sig (hlm)
• B+ junction point (behind right front shock tower, in electronics box)
• Camshaft sens gnd
• Camshaft sig (nwg)
• Carbon canister (behind left fog light)
• Close zwd
• Com- ressor control relay
• Crankshaft sens gnd
• Crankshaft sig (kwg)
• Cyl #1 ign sig
• Cyl #2 ign sig
• Cyl #3 ign sig
• Cyl #4 ign sig
• Cyl #5 ign sig
• Cyl #6 ign sig
• Cyl #7 ign sig
• Cyl #8 ign sig
• Cylinders 1-4 ho2s
• Cylinders 5-8 ho2s
• Ecm relay ctrl
• Ecm relay sig
• Elc/sh/sens gnd
• Engine control module (behind right front shock tower, in electronics box)
• Engine rpm sig (td)
• Engine speed in
• Evap emiss sig
• Fuel consum in
• Fuel consum sig
• Fuel inj #1
• Fuel inj #2
• Fuel inj #3
• Fuel inj #4
• Fuel inj #5
• Fuel inj #6
• Fuel inj #7
• Fuel inj #8
• Fuel injectors
• Fuel pump relay
• G103 (right rear of engine compartment, above electronics box)
• Gnd
• Ho2s relay ctrl
• Hot at all times
• Idle speed (zwd)
• Ign gnd
• Ign monitor
• Ign monitor gnd
• Ignition coils (top right side of engine, above respective cylinders)
• Inj gnd
• Instrument cluster
• Maf sens gnd (hlm)
• Mass air flow sensor (right front of engine compt.)
• Nca
• Red
• Sec air pump
• Shielded wires
• Slip control module
• Spark plug #1
• Spark plug #2
• Spark plug #3
• Spark plug #4
• Speed sig
• Throttle angle
• Vehicle speed out
• X16
• X502

3.0L, Engine Performance Wiring Diagrams, Late Production (2 of 3) for BMW 530i 1994

List of elements for 3.0L, Engine Performance Wiring Diagrams, Late Production (2 of 3) for BMW 530i 1994:

• (behind right front shock tower, in electronics box) fuel pump relay
• (left rear side of engine compt.)
• (on throttle body) idle speed control valve
• (right front of engine) camshaft position sensor
• (right front of engine) crankshaft position/ rpm sensor
• (right rear of engine compartment, above electronics box)
• (right side of luggage compt.) fuel fump & fuel level sensor
• Electronics box fan
• Engine coolant temperature sensor (right rear side of engine)
• Engine intake air temperature sensor (top front of engine compt.)
• Front power distribution box
• Fuse f23 15a
• G103
• G103 (right rear of engine compartment, above electronics box)
• G123 (left of electronics box)
• G303 (under right rear seat)
• Ignition coils (top left side of engine, above respective cylinders)
• Nca
• Oil pressure indicator
• Oil pressure switch (left front of engine)
• Red
• Resistor (right rear of engine compartment, in harness channel, near electronics box)
• Shield
• Shielded wires
• Spark plug #5
• Spark plug #6
• Spark plug #7
• Spark plug #8
• Temperature switch (in elec- tronics box)
• Throttle position sensor (top front of engine compt.)

3.0L, Engine Performance Wiring Diagrams, Late Production (3 of 3) for BMW 530i 1994

List of elements for 3.0L, Engine Performance Wiring Diagrams, Late Production (3 of 3) for BMW 530i 1994:

• (behind right front shock tower, in electronics box) oxygen sensor relay
• (behind right front shock tower, in electronics box) secondary air pump relay
• (front of engine compt.) secondary air pump valve
• 530i/t
• 87a
• A/c compressor sig
• A/c sig
• A/c system
• Acc
• B+ jump start junction point (right side of engine compt.)
• Can shield
• Can-h
• Can-l
• Cly 3-4 knock sens
• Cyl 1-2 knock sens
• Cyl 5-6 knock sens
• Cyl 7-8 knock sens
• Cyl. 1-2
• Cyl. 1-4 heated oxygen sensor (in exhaust pipe)
• Cyl. 3-4
• Cyl. 5-6
• Cyl. 5-8 heated oxygen sensor (in exhaust pipe)
• Cyl. 7-8
• Data link connector (partial) (right rear of engine compartment)
• Diagnosis (rxd)
• Diagnosis (txd)
• Drive slips ctrl
• Drive-away protect
• Eng cool temp sens
• Engine drag torque
• Enigine control module (behind right front shock tower, in electronics box)
• Front right side of engine compt.) secondary air pump
• G101 (ahead of right front wheel well)
• G103 (right rear of engine compartment, above electronics box)
• Headlight switch, headlights & foglights (u.s. models)
• Headlights on sig
• Hot at all times
• Ignition switch
• Intake air temp sens
• Integrated climate reg. control panel
• Knock sens gnd
• Knock sensors (top of engine)
• Nca
• Normal speed relay & pressure switch
• Off
• Progrm volt in
• Red
• Run
• S-eml
• Shield
• Slip control module (in electronics box)
• Start
• Starter immobilization relay
• Throttle pos sens
• Transmission control module (in electronics box)