ENGINE PERFORMANCE – BMW Z4 2004 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

2.5L

2.5L, Engine Performance Wiring Diagram (1 of 3) for BMW Z4 2004

List of elements for 2.5L, Engine Performance Wiring Diagram (1 of 3) for BMW Z4 2004:

• (2003)
• (2004)
• (left rear of engine compt) x6454
• (top left side of engine) electric throttle actuator
• Camshaft position sensor 1 (inlet) (on front of engine)
• Camshaft position sensor 2 (outlet) (right front of engine)
• Camshft 1 sig
• Camshft 2 sig
• Characteristic map cooling thermostat (2003) (on cylinder head)
• Charging system
• Close sig
• Cool temp
• Cool temp sig
• Crankshaft position sensor (left side of engine)
• Crnkshft sig
• Cyl 1
• Cyl 2
• Cyl 3
• Cyl 4
• Cyl 5
• Cyl 6
• Diag txd
• Digital motor electronics (dme) control unit (left rear of engine compt)
• E-box (left rear of engine compt)
• Engine coolant temperature sensor (rear of engine)
• Evap valve
• Fuel inj 1
• Fuel inj 2
• Fuel inj 3
• Fuel inj 4
• Fuel inj 5
• Fuel inj 6
• Fuel inj relay
• Fuel injection valves
• Fuel injectors relay
• Fuse f5 30a
• Gen
• Ground
• Hot at all times
• Hot film mass air flow sensor (left side of engine compt)
• Iat sig
• Icis valve
• Knock sens
• Knock sensor (rear of engine)
• Maf sens
• Map cool
• Nca
• Oil level
• Oil level sensor (under oil pan)
• Oil press
• Oil pressure switch
• Oil temp
• Oil temperature sensor (front of engine, under intake)
• Open sig
• Red
• Return
• Term 30
• Throttle act
• Tp sig
• Vanos inlet
• Vanos outlet
• X60001
• X60003
• X6454 (left rear of engine compt)
• X8680

2.5L, Engine Performance Wiring Diagram (2 of 3) for BMW Z4 2004

List of elements for 2.5L, Engine Performance Wiring Diagram (2 of 3) for BMW Z4 2004:

• (right side of engine compt)
• B+ potential distributor
• Can h
• Can l
• Characteristic map cooling thermostat (2004) (on cylinder head)
• Digital motor electronics (dme) control unit (left rear of engine compt)
• Dme relay
• E-box (left rear of engine compt)
• Fuel pump (in fuel tank)
• Fuel pump relay
• Fuel tank vent valve
• Fuse f1 30a
• Fuse f19 20a
• Fuse f2 30a
• Fuse f3 20a
• Fuse f33 10a
• Fuse f4 30a
• Fuse f56 50a
• Fuse f9 7.5a
• Hot at all times
• Hot in run or start
• Idle speed control valve (left side of engine)
• Individual control intake system valve (left side of engine compartment)
• Nca
• O2s frt 1
• O2s frt 1 htr
• O2s frt 1 sig
• O2s frt 2
• O2s frt 2 htr
• O2s frt 2 sig
• O2s rear 1
• O2s rear 1 htr
• O2s rear 2
• O2s rear 2 htr
• Oxygen sensor 1 (behind catalytic converter)
• Oxygen sensor 1 (in front of catalytic converter)
• Oxygen sensor 2 (behind catalytic converter)
• Oxygen sensor 2 (in front of catalytic converter)
• Power distribution (right side of dash)
• Red
• Seco- ndary air pump
• Secon- dary air pump relay
• Sequential manual transmission (m/t) or transmission control module (a/t) (left rear of engine compt)
• Txd diag
• Vanos exhaust valve (right front of engine)
• Vanos inlet valve (left side of engine, under intake)
• W/ ms45.0
• W/ ms45.1
• X11001
• X11002
• X11003
• X11005
• X11007
• X11008
• X13004 (right front of luggage compt)
• X166
• X490 (right kick panel)
• X60002
• X64101
• X64102
• X8680

2.5L, Engine Performance Wiring Diagram (3 of 3) for BMW Z4 2004

List of elements for 2.5L, Engine Performance Wiring Diagram (3 of 3) for BMW Z4 2004:

• (behind accel pedal) pedal position sensor
• (if equipped)
• (right rear wheelhouse) fuel tank leakage diagnostic module
• A/c
• Abs system
• Air pump relay
• Brake sig
• Brakelight switch (on bracket, above brake pedal)
• Can h
• Can l
• Clutch sig
• Clutch switch
• Computer data lines system
• Cool out temp
• Cruise control
• Digital motor electronics (dme) control unit (left rear of engine compt)
• Drv awy prot
• E-box fan
• Electric fan
• Electronic vehicle immobilizer
• Exterior lights system
• Fan
• Fuel pump rly
• Fuse f14 5a
• Fuse f25 5a
• Ground
• Heating/ air conditioning system module
• Hot in accy, run, or start
• Hot in run or start
• Ign coil 1 sig
• Ign coil 2 sig
• Ign coil 3 sig
• Ign coil 4 sig
• Ign coil 5 sig
• Ign coil 6 sig
• Ignition coils (top side of engine)
• Instrument cluster control module
• Interior lights system
• Obd socket (left footwell)
• Ped pos 1 sig
• Ped pos 2 sig
• Power distribution (right side of dash)
• Remote temperature sensor
• Return
• Rpm sig
• Rr speed sig
• Sport sw
• Sport switch
• Str whl ctrls
• Tank leakage
• Terminal 15
• Txd diag sig
• X11007
• X1105 (left side of dash)
• X1106 (right kick panel)
• X11175
• X19527
• X60004
• X60005
• X610
• X6176 (top of engine)
• X6177 (top of engine)
• X6454 (left rear of engine compt)

3.0L

3.0L, Engine Performance Wiring Diagram (1 of 3) for BMW Z4 2004

List of elements for 3.0L, Engine Performance Wiring Diagram (1 of 3) for BMW Z4 2004:

• (2003)
• (2004)
• (left rear of engine compt) x6454
• (top left side of engine) electric throttle actuator
• Camshaft position sensor 1 (inlet) (on front of engine)
• Camshaft position sensor 2 (outlet) (right front of engine)
• Camshft 1 sig
• Camshft 2 sig
• Characteristic map cooling thermostat (2003) (on cylinder head)
• Charging system
• Close sig
• Cool temp
• Cool temp sig
• Crankshaft position sensor (left side of engine)
• Crnkshft sig
• Cyl 1
• Cyl 2
• Cyl 3
• Cyl 4
• Cyl 5
• Cyl 6
• Diag txd
• Digital motor electronics (dme) control unit (left rear of engine compt)
• E-box (left rear of engine compt)
• Engine coolant temperature sensor (rear of engine)
• Evap valve
• Fuel inj 1
• Fuel inj 2
• Fuel inj 3
• Fuel inj 4
• Fuel inj 5
• Fuel inj 6
• Fuel inj relay
• Fuel injection valves
• Fuel injectors relay
• Fuse f5 30a
• Gen
• Ground
• Hot at all times
• Hot film mass air flow sensor (left side of engine compt)
• Iat sig
• Icis valve
• Knock sens
• Knock sensor (rear of engine)
• Maf sens
• Map cool
• Nca
• Oil level
• Oil level sensor (under oil pan)
• Oil press
• Oil pressure switch
• Oil temp
• Oil temperature sensor (front of engine, under intake)
• Open sig
• Red
• Return
• Term 30
• Throttle act
• Tp sig
• Vanos inlet
• Vanos outlet
• X60001
• X60003
• X6454 (left rear of engine compt)
• X8680

3.0L, Engine Performance Wiring Diagram (2 of 3) for BMW Z4 2004

List of elements for 3.0L, Engine Performance Wiring Diagram (2 of 3) for BMW Z4 2004:

• (right side of engine compt)
• B+ potential distributor
• Can h
• Can l
• Characteristic map cooling thermostat (2004) (on cylinder head)
• Digital motor electronics (dme) control unit (left rear of engine compt)
• Dme relay
• E-box (left rear of engine compt)
• Fuel pump (in fuel tank)
• Fuel pump relay
• Fuel tank vent valve
• Fuse f1 30a
• Fuse f19 20a
• Fuse f2 30a
• Fuse f3 20a
• Fuse f33 10a
• Fuse f4 30a
• Fuse f56 50a
• Fuse f9 7.5a
• Hot at all times
• Hot in run or start
• Idle speed control valve (left side of engine)
• Individual control intake system valve (left side of engine compartment)
• Nca
• O2s frt 1
• O2s frt 1 htr
• O2s frt 1 sig
• O2s frt 2
• O2s frt 2 htr
• O2s frt 2 sig
• O2s rear 1
• O2s rear 1 htr
• O2s rear 2
• O2s rear 2 htr
• Oxygen sensor 1 (behind catalytic converter)
• Oxygen sensor 1 (in front of catalytic converter)
• Oxygen sensor 2 (behind catalytic converter)
• Oxygen sensor 2 (in front of catalytic converter)
• Power distribution (right side of dash)
• Red
• Seco- ndary air pump
• Secon- dary air pump relay
• Sequential manual transmission (m/t) or transmission control module (a/t) (left rear of engine compt)
• Txd diag
• Vanos exhaust valve (right front of engine)
• Vanos inlet valve (left side of engine, under intake)
• W/ ms45.0
• W/ ms45.1
• X11001
• X11002
• X11003
• X11005
• X11007
• X11008
• X13004 (right front of luggage compt)
• X166
• X490 (right kick panel)
• X60002
• X64101
• X64102
• X8680

3.0L, Engine Performance Wiring Diagram (3 of 3) for BMW Z4 2004

List of elements for 3.0L, Engine Performance Wiring Diagram (3 of 3) for BMW Z4 2004:

• (behind accel pedal) pedal position sensor
• (if equipped)
• (right rear wheelhouse) fuel tank leakage diagnostic module
• A/c
• Abs system
• Air pump relay
• Brake sig
• Brakelight switch (on bracket, above brake pedal)
• Can h
• Can l
• Clutch sig
• Clutch switch
• Computer data lines system
• Cool out temp
• Cruise control
• Digital motor electronics (dme) control unit (left rear of engine compt)
• Drv awy prot
• E-box fan
• Electric fan
• Electronic vehicle immobilizer
• Exterior lights system
• Fan
• Fuel pump rly
• Fuse f14 5a
• Fuse f25 5a
• Ground
• Heating/ air conditioning system module
• Hot in accy, run, or start
• Hot in run or start
• Ign coil 1 sig
• Ign coil 2 sig
• Ign coil 3 sig
• Ign coil 4 sig
• Ign coil 5 sig
• Ign coil 6 sig
• Ignition coils (top side of engine)
• Instrument cluster control module
• Interior lights system
• Obd socket (left footwell)
• Ped pos 1 sig
• Ped pos 2 sig
• Power distribution (right side of dash)
• Remote temperature sensor
• Return
• Rpm sig
• Rr speed sig
• Sport sw
• Sport switch
• Str whl ctrls
• Tank leakage
• Terminal 15
• Txd diag sig
• X11007
• X1105 (left side of dash)
• X1106 (right kick panel)
• X11175
• X19527
• X60004
• X60005
• X610
• X6176 (top of engine)
• X6177 (top of engine)
• X6454 (left rear of engine compt)