ENGINE PERFORMANCE – BMW Z3 2001 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

2.5L

2.5L, Engine Performance Wiring Diagram (1 of 3) for BMW Z3 2001

List of elements for 2.5L, Engine Performance Wiring Diagram (1 of 3) for BMW Z3 2001:

• (partial)
• (right rear side of engine compt)
• (under rear storage compt) g311
• 8-11
• Activate relay
• Activate valve
• Air mass met
• B+ junction point e-box (in front power distribution box)
• Camshaft position sensor 1 (inlet) (on front of engine)
• Camshaft position sensor 2 (outlet) (on front of engine)
• Camshft sig
• Can bus (+)
• Can bus (-)
• Characteristic map cooling thermostat (on front of cylinder head)
• Crankshaft position/ rpm sensor (on front of engine)
• Crnkshft sig
• Cyl 1-3
• Cyl 1-3 ks
• Cyl 4-6
• Cyl 4-6 ks
• Double knock sensor (left side of engine)
• E-box
• Engine control module (dme) (right rear side of engine compt)
• Engine control module relay
• Engine coolant temperature sensor (on front of engine)
• Front power distribution box (left rear corner of eng compt)
• Fuel pump (in fuel tank)
• Fuel pump relay
• Fuse f18 15a
• Fuse f201 30a
• Fuse f202 30a
• Fuse f203 20a
• Fuse f204 30a
• G105 (right rear of engine compt)
• Ground
• Hot at all times
• Hot film air mass meter (on left side of eng compt, on air intake tube)
• Intake air temperature sensor (on top center of eng, on intake manifold)
• Nca
• O2s htd sig
• O2s htg sig
• Oil temperature sensor (right side of oil filter)
• Red
• Sensor sig
• Sig ground
• Temp sig
• Tp sig
• Transmission control module (egs) (right rear side of engine compt, in e-box)
• Txd2
• X10016
• X60001
• X60002
• X60003
• X64101
• X64102
• X8680

2.5L, Engine Performance Wiring Diagram (2 of 3) for BMW Z3 2001

List of elements for 2.5L, Engine Performance Wiring Diagram (2 of 3) for BMW Z3 2001:

• Brakelight switch (on bracket, above brake pedal)
• Cyl 1
• Cyl 2
• Cyl 3
• Cyl 4
• Cyl 5
• Cyl 6
• E-box (right rear side of eng compt)
• Evaporative emission valve (left side of engine compartment)
• Exterior lights system
• Front power distribution box (left rear corner of eng compt)
• Fuel injection valves
• Fuse f13 5a
• Fuse f205 30a
• Fuse f46 15a
• G105 (right rear of engine compt)
• Hot at all times
• Hot in accy, run, or start
• Hot in run or start
• Idle speed control valve (front of engine)
• Individual control intake system valve (left side of engine compartment)
• Injection valves relay
• Nca
• 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)
• Red
• Secondary air pump valve (left front of engine)
• Variable camshaft control valve 1 (inlet) (front left side of cylinder head)
• Variable camshaft control valve 2 (outlet) (front left side of cylinder head)
• X10016
• X10018
• X8680

2.5L, Engine Performance Wiring Diagram (3 of 3) for BMW Z3 2001

List of elements for 2.5L, Engine Performance Wiring Diagram (3 of 3) for BMW Z3 2001:

• (behind gas pedal) pedal position sensor
• (partial)
• (pins 1-2 not used) activate relay
• (pins 11, 15, & 16 not used)
• (under left center of vehicle) leakage diagnosis pump
• 18-19
• 38-40
• 4-6
• 50-51
• Abs system
• Activate motor
• Activate relay
• Activate valve
• Air conditioning relay
• Air pump (right rear side of eng compt)
• Anti-theft system
• B+ junction point e-box (in front power distribution box)
• Brake sig
• Can bus (+)
• Can bus (-)
• Close sig
• Clutch sig
• Clutch switch
• Computer data lines system
• Cooling sig
• Crse cntrl sig
• Cruise control system
• Data link connector (dlc) (left rear side of eng compt)
• Drv awy prot
• E-box (right rear side of eng compt)
• Electric throttle actuator (on throttle body)
• Engine control module (dme) (right rear side of engine compt)
• Front power distribution box (left rear corner of eng compt)
• Fuse f107 50a
• Fuse f26 10a
• G105 (right rear of engine compt)
• G120 (right side of engine)
• Ground
• Hot at all times
• 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 right side of engine)
• Leakage sig
• Nca
• Ohm
• Open sig
• Ped pos 1 sig
• Red
• Resistor
• Rpm sig
• Rr speed sig
• Secondary air pump relay
• Terminal 15
• Txd diag sig
• X10017
• X1982
• X60003
• X60004
• X60005
• X6002

3.0L

3.0L, Engine Performance Wiring Diagram (1 of 3) for BMW Z3 2001

List of elements for 3.0L, Engine Performance Wiring Diagram (1 of 3) for BMW Z3 2001:

• (partial)
• (right rear side of engine compt)
• (under rear storage compt) g311
• 8-11
• Activate relay
• Activate valve
• Air mass met
• B+ junction point e-box (in front power distribution box)
• Camshaft position sensor 1 (inlet) (on front of engine)
• Camshaft position sensor 2 (outlet) (on front of engine)
• Camshft sig
• Can bus (+)
• Can bus (-)
• Characteristic map cooling thermostat (on front of cylinder head)
• Crankshaft position/ rpm sensor (on front of engine)
• Crnkshft sig
• Cyl 1-3
• Cyl 1-3 ks
• Cyl 4-6
• Cyl 4-6 ks
• Double knock sensor (left side of engine)
• E-box
• Engine control module (dme) (right rear side of engine compt)
• Engine control module relay
• Engine coolant temperature sensor (on front of engine)
• Front power distribution box (left rear corner of eng compt)
• Fuel pump (in fuel tank)
• Fuel pump relay
• Fuse f18 15a
• Fuse f201 30a
• Fuse f202 30a
• Fuse f203 20a
• Fuse f204 30a
• G105 (right rear of engine compt)
• Ground
• Hot at all times
• Hot film air mass meter (on left side of eng compt, on air intake tube)
• Intake air temperature sensor (on top center of eng, on intake manifold)
• Nca
• O2s htd sig
• O2s htg sig
• Oil temperature sensor (right side of oil filter)
• Red
• Sensor sig
• Sig ground
• Temp sig
• Tp sig
• Transmission control module (egs) (right rear side of engine compt, in e-box)
• Txd2
• X10016
• X60001
• X60002
• X60003
• X64101
• X64102
• X8680

3.0L, Engine Performance Wiring Diagram (2 of 3) for BMW Z3 2001

List of elements for 3.0L, Engine Performance Wiring Diagram (2 of 3) for BMW Z3 2001:

• Brakelight switch (on bracket, above brake pedal)
• Cyl 1
• Cyl 2
• Cyl 3
• Cyl 4
• Cyl 5
• Cyl 6
• E-box (right rear side of eng compt)
• Evaporative emission valve (left side of engine compartment)
• Exterior lights system
• Front power distribution box (left rear corner of eng compt)
• Fuel injection valves
• Fuse f13 5a
• Fuse f205 30a
• Fuse f46 15a
• G105 (right rear of engine compt)
• Hot at all times
• Hot in accy, run, or start
• Hot in run or start
• Idle speed control valve (front of engine)
• Individual control intake system valve (left side of engine compartment)
• Injection valves relay
• Nca
• 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)
• Red
• Secondary air pump valve (left front of engine)
• Variable camshaft control valve 1 (inlet) (front left side of cylinder head)
• Variable camshaft control valve 2 (outlet) (front left side of cylinder head)
• X10016
• X10018
• X8680

3.0L, Engine Performance Wiring Diagram (3 of 3) for BMW Z3 2001

List of elements for 3.0L, Engine Performance Wiring Diagram (3 of 3) for BMW Z3 2001:

• (behind gas pedal) pedal position sensor
• (partial)
• (pins 1-2 not used) activate relay
• (pins 11, 15, & 16 not used)
• (under left center of vehicle) leakage diagnosis pump
• 18-19
• 38-40
• 4-6
• 50-51
• Abs system
• Activate motor
• Activate relay
• Activate valve
• Air conditioning relay
• Air pump (right rear side of eng compt)
• Anti-theft system
• B+ junction point e-box (in front power distribution box)
• Brake sig
• Can bus (+)
• Can bus (-)
• Close sig
• Clutch sig
• Clutch switch
• Computer data lines system
• Cooling sig
• Crse cntrl sig
• Cruise control system
• Data link connector (dlc) (left rear side of eng compt)
• Drv awy prot
• E-box (right rear side of eng compt)
• Electric throttle actuator (on throttle body)
• Engine control module (dme) (right rear side of engine compt)
• Front power distribution box (left rear corner of eng compt)
• Fuse f107 50a
• Fuse f26 10a
• G105 (right rear of engine compt)
• G120 (right side of engine)
• Ground
• Hot at all times
• 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 right side of engine)
• Leakage sig
• Nca
• Ohm
• Open sig
• Ped pos 1 sig
• Red
• Resistor
• Rpm sig
• Rr speed sig
• Secondary air pump relay
• Terminal 15
• Txd diag sig
• X10017
• X1982
• X60003
• X60004
• X60005
• X6002

3.2L

3.2L, Engine Performance Wiring Diagram (1 of 4) for BMW Z3 2001

List of elements for 3.2L, Engine Performance Wiring Diagram (1 of 4) for BMW Z3 2001:

• (partial)
• (under rear storage compt) timed electric fuel pump relay
• 11-12
• 15-16
• 2-4
• 21-22
• 27-28
• 8-9
• Activate relay
• Activate valve
• Air mass met
• B+ junction point e-box (right rear of engine x64102 compt)
• Camshft sig
• Charge sig
• Charging system
• Clutch ped sig
• Clutch switch
• Crnkshft sig
• Cyl 1-2 ks
• Cyl 3-4 ks
• Cyl 5-6 ks
• Cylinders 1-2 knock sensor (left side of engine)
• Cylinders 3-4 knock sensor (left side of engine)
• Cylinders 5-6 knock sensor (left side of engine)
• E-box
• E-box (right rear of engine compt)
• E-box fan sig
• Engine control module (dme) (right rear side of engine compt)
• Engine control module relay
• Front power distribution box (left rear of engine compt)
• Fuel injection valves
• Fuse f18 15a
• Fuse f205 30a
• G105 (right rear of engine compt)
• Ground
• Hot at all times
• Iat sig
• Injection valves relay
• Nca
• O2s htg gnd
• Oil press sig
• Oil pressure switch (left side of engine)
• Red
• Sensor sig
• Teach-in proc
• Temp sig
• Tp sig
• X10016
• X60001
• X60002
• X60003
• X64101
• X8680

3.2L, Engine Performance Wiring Diagram (2 of 4) for BMW Z3 2001

List of elements for 3.2L, Engine Performance Wiring Diagram (2 of 4) for BMW Z3 2001:

• (behind catalytic converter) oxygen sensor 1
• (behind catalytic converter) oxygen sensor 2
• (in e-box) e-box fan
• (in front of catalytic converter) oxygen sensor 1
• (in front of catalytic converter) oxygen sensor 2
• (right side of engine compt) exhaust temperature sensor
• B+ junction point (under left side of dash)
• Camshaft position sensor 1 (inlet) (on front of engine)
• Camshaft position sensor 2 (outlet) (on front of engine)
• Crankshaft position/rpm sensor (on front of engine)
• E-box (right rear of engine compt)
• Electric throttle motor (on throttle body)
• Engine coolant temperature sensor (on front of engine)
• Fuel pump (in fuel tank)
• Fuse f107 50a
• Fuse f201 30a
• Fuse f202 30a
• Fuse f203 20a
• Fuse f204 30a
• G302 (below center console)
• G311 (under rear storage compt)
• Hot at all times
• Hot film air mass meter (on left side of engine compt, on air intake tube)
• Nca
• Red
• Throttle position sensor (left side of engine compt)
• Tire pressure warning system pushbutton (left side of dash)
• X1982
• X5392
• X5393
• X8680

3.2L, Engine Performance Wiring Diagram (3 of 4) for BMW Z3 2001

List of elements for 3.2L, Engine Performance Wiring Diagram (3 of 4) for BMW Z3 2001:

• (on bracket, above brake pedal) brakelight switch
• (under left center of vehicle) leakage diagnosis pump
• Air pump (right rear side of engine compt)
• Charge ind
• Charging system
• E-box (right rear of engine compt)
• Front power distribution box (left rear of engine compt)
• Fuse f13 5a
• Fuse f16 5a
• Fuse f27 5a
• Fuse f46 15a
• G101 (right front of engine compt)
• G105 (right rear of engine compt)
• G302 (below center console)
• High speed relay (in power distribution box)
• Hot in accy, run, or start
• Hot in run or start
• Instrument cluster
• Oil level ind
• Oil press ind
• Red
• Secondary air pump relay
• Tire press ind
• Variable camshaft control valves (front of engine)
• X10016
• X10017
• X10018
• X16
• X17
• X271

3.2L, Engine Performance Wiring Diagram (4 of 4) for BMW Z3 2001

List of elements for 3.2L, Engine Performance Wiring Diagram (4 of 4) for BMW Z3 2001:

• (front of engine) idle speed control valve
• (left rear side of engine compt) data link connector (dlc)
• (left rear side of engine compt) sucking jet pump solenoid valve
• (left side of engine compt) evaporative emission valve
• (left side of engine compt) thermal oil level switch
• (partial)
• (right rear of engine compt) g105
• 38-40
• 48-49
• A/c system
• Abs system
• Activate motor
• Activate relay
• Activate valve
• Anti-theft system
• Aux fan sig
• Brake sig
• Can bus (+)
• Can bus (-)
• Charge ind
• Close sig
• Computer data lines system
• Cruise control system
• Cruise sig
• Drv awy prot
• Engine control module (dme) (right rear side of engine compt)
• Exterior lights system
• Front power distribution box (left rear of engine compt)
• Fuse f15 5a
• Fuse f26 10a
• G105 (right rear of engine compt)
• G120 (right side of engine)
• Generator
• Ground
• Hot in run
• 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 right side of engine)
• Leak diag
• Oil level sig
• Oil press sig
• Oil sig
• Open sig
• Ped pos 1 sig
• Ped pos 2 sig
• Pedal position sensor (behind gas pedal)
• Reverse sig
• Rpm sig
• Rr speed sig
• Signal test
• Start sig
• Suppression capacitor
• Terminal 15
• Tire press ind
• Txd diag sig
• X10016
• X10017
• X60003
• X60004
• X60005
• X6002