ENGINE PERFORMANCE – BMW 428i 2014 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

2.0L TURBO

2.0L Turbo, Engine Performance Wiring Diagram (1 of 5) for BMW 428i 2014

List of elements for 2.0L Turbo, Engine Performance Wiring Diagram (1 of 5) for BMW 428i 2014:

• (left footwell)
• (left footwell) z10 4b
• (not used)
• (right front corner of engine compt)
• (under engine valve cover) valvetronic actuator motor
• Accelerator pedal module (part accelerator pedal assembly)
• Brake light switch (top of brake pedal assembly)
• Clutch module (m/t) (under left side of dash)
• Clutch sig
• Computer data lines system
• Cooling fans system
• Cut-out relay
• Dc/dc converter
• Digital motor electronics (dme) control module (top rear of engine)
• Dme main relay
• Early production
• Electric fan
• Electrical exhaust flap
• Eng start sig
• Ethanol sens sig
• Ethanol sens sply
• Flap activation
• Flexray bus sig
• Front electronic module (right kick panel)
• Fuel inj activation
• Fuel inj sply
• Fuse 125a
• Fuse 15a
• Fuse 20a
• Fuse 40a
• Fuse box (right side of luggage compt)
• Gnd
• Hall sens gnd
• Hall sens sig
• Hall sens sply
• Hot at all times
• Ign sply
• Ignition & fuel injection relay
• Late production
• Leak detection sig
• Lin bus sig
• Motor position sensor
• Mtr activation
• Natural vacuum leak detection temperature sensor & pressure switch
• Pnk
• Pt-can bus sig
• Red
• Rly activation
• Sens gnd
• Sens sig
• Sens sply
• Spd sig
• Term 15 sply
• Term 15 wake up sig
• Term 30b sply
• Transfer terminal point
• Valvetronic relay
• Vlv sply
• X13 1b
• X541 1b
• X541 2b
• Z10 2b
• Z10 4b
• Z10 9b (right corner of luggage compt)
• Z11 1b
• Z11 3b
• Z11 4b
• Z6000 4b (left rear of engine)
• Z8 3b

2.0L Turbo, Engine Performance Wiring Diagram (2 of 5) for BMW 428i 2014

List of elements for 2.0L Turbo, Engine Performance Wiring Diagram (2 of 5) for BMW 428i 2014:

• (front of left side of engine) knock sensor
• (in exhaust, upstream of catalytic converter) oxygen sensor before catalytic converter
• (on radiator)
• (rear of left side of engine) knock sensor
• Act activation
• Computer data lines system
• Cylinders 1 & 2
• Cylinders 3 & 4
• Digital motor electronics (dme) control module (top rear of engine)
• Elec trtl act gnd
• Elec trtl act sig
• Elec trtl act sply
• Environmental air catalyst sensor
• Ethanol sensor
• Front power distribution box (right rear of engine compt)
• Fuse 10a
• Fuse 125a
• Fuse 5a
• Fuse box (right side of luggage compt)
• Hot at all times
• Hot w/ terminal 15n relay energized
• Hot w/ terminal 30b relay energized
• Knock sens sig
• Lin bus sig
• Nca
• Oil lvl sens sig
• Oil lvl sens sply
• Oxygen sens sig
• Power distribution system
• Pressure sens sig
• Rear fuse holder (under right front of luggage compt floor)
• Red
• Sens gnd
• Sens sig
• Sens sply
• Starting/ charging system
• Vlv activation
• Vlv sply
• Wastegate valve pressure converter (w/o exhaust emissions standard euro 6)
• X1397 1b
• Z10 1b (left front of engine compt)
• Z10 2b (right front corner of engine compt)
• Zero gear sensor (top of automatic transmission)

2.0L Turbo, Engine Performance Wiring Diagram (3 of 5) for BMW 428i 2014

List of elements for 2.0L Turbo, Engine Performance Wiring Diagram (3 of 5) for BMW 428i 2014:

• (above fuel injector cylinder 1) fuel injector cylinder 1
• (above fuel injector cylinder 2) fuel injector cylinder 2
• (above fuel injector cylinder 3) fuel injector cylinder 3
• (above fuel injector cylinder 4) fuel injector cylinder 4
• (above ignition coil cylinder 1)
• (above ignition coil cylinder 2)
• (above ignition coil cylinder 3)
• (above ignition coil cylinder 4)
• (top of engine) z6000 2b
• Crankshaft sensor (rear of engine)
• Digital motor electronics (dme) control module (top rear of engine)
• Electromotive throttle actuator (on throttle body)
• Fuel inj 1 activation
• Fuel inj 1 sply
• Fuel inj 2 activation
• Fuel inj 2 sply
• Fuel inj 3 activation
• Fuel inj 3 sply
• Fuel inj 4 activation
• Fuel inj 4 sply
• Ign coil 1 activation
• Ign coil 1 sply
• Ign coil 2 activation
• Ign coil 2 sply
• Ign coil 3 activation
• Ign coil 3 sply
• Ign coil 4 activation
• Ign coil 4 sply
• Ignition coil cylinder 1
• Ignition coil cylinder 2
• Ignition coil cylinder 3
• Ignition coil cylinder 4
• Nca
• Oil level sensor (bottom of oil pan)
• Oil pressure control valve
• Oxygen sensor after catalytic converter (on catalytic converter)
• Quantity control valve
• Rail pressure sensor (rear of fuel rail assembly)
• Red
• Spark plug
• Z6000 1b (top of engine)

2.0L Turbo, Engine Performance Wiring Diagram (4 of 5) for BMW 428i 2014

List of elements for 2.0L Turbo, Engine Performance Wiring Diagram (4 of 5) for BMW 428i 2014:

• (in fuel tank)
• (right rear passenger compt) fuel pump control (ekps)
• 11b
• Computer data lines system
• Early production w/ ethanol sensor
• Electric fuel pump
• Electric fuel pump (w/o ethanol sensor) (in fuel tank)
• Exhaust camshaft sensor (right front of cylinder head)
• Fuse 20a
• Hot film air mass meter (in engine air intake duct)
• Hot w/ terminal 30b relay energized
• Intake air temperature pressure sensor (on charge air pipe)
• Intake camshaft sensor (left front of cylinder head)
• Intake manifold pressure sensor (rear of intake manifold)
• Late production w/ ethanol sensor
• Nca
• Radiator outlet temperature sensor (right side of radiator)
• Rear fuse holder (under right front of luggage compt floor)
• Red
• Venturi nozzel pressure sensor
• X13 1b
• Z10 7b (behind right rear passenger seat)

2.0L Turbo, Engine Performance Wiring Diagram (5 of 5) for BMW 428i 2014

List of elements for 2.0L Turbo, Engine Performance Wiring Diagram (5 of 5) for BMW 428i 2014:

• (front of cylinder head) exhaust vanos solenoid actuator
• (front of cylinder head) intake vanos solenoid actuator
• Bypass blow-off valve
• Characteristic map thermostat (on coolant pump housing)
• Cooling fans system
• Digital motor electronics (dme) control module (top rear of engine)
• Elec wstgt vlv gnd
• Elec wstgt vlv sig
• Elec wstgt vlv sply
• Electrical wastegate valve (w/ exhaust emissions standard euro 6)
• Engine coolant temperature sensor (front of cylinder head)
• Engine oil pressure & temperature sensor
• Engine ventilation heating
• Heater gnd
• Heater sply
• Lin bus sig
• Map activation
• Map sply
• Meter gnd
• Meter sig
• Meter sply
• Rotor position sensor
• Sens gnd
• Sens sig
• Sens sply
• Sply
• Sply pump
• Tank vent valve
• Vlv activation
• Vlv sply
• X664 1b