ENGINE PERFORMANCE – BMW 528i 1998 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

2.8L

2.8L, Engine Performance Wiring Diagram (1 of 3) for BMW 528i 1998

List of elements for 2.8L, Engine Performance Wiring Diagram (1 of 3) for BMW 528i 1998:

• Cam pos sens
• Camshaft sensor grd
• Characteristic map cooling thermostat
• Ckp sens ground
• Crankshaft position/rpm sensor
• Crankshaft sen sig
• Drvrs wish 1 pot 1
• Drvrs wish 1 sig
• Drvrs wish 2 sig
• Dual temp sens sig
• Dual temp sw grd
• Dual temperature switch
• Emission valve
• Engine control module (rear right side of engine compt in e-box)
• Engine control module relay
• Engine electronics fuse carrier
• Fuel inj 1
• Fuel inj 2
• Fuel inj 3
• Fuel inj 4
• Fuel inj 5
• Fuel inj 6
• Fuel injection valves
• Fuse 20a
• Fuse 30a
• Ground
• Hot at all times
• Iat sens grd
• Idle spd cntrl
• Idle speed control valve
• Individual control intake system valve
• Inj sig valve
• Intake air temperature sensor
• Knock sens 1 grd
• Knock sens 1 sig
• Knock sens 2 grd
• Knock sens 2 sig
• Knock sens shield
• Knock sensor
• Maf sens grd
• Maf sens sig
• Mass air flow sensor (lower right front of engine)
• Nca
• Oil temp sens grd
• Oil temp sens sig
• Oil temperature sensor
• Pwr throttle pot 1
• Red
• Sec air inj pmp vlv
• Starting/ charging system
• Temp sens sig
• Term 30 volt
• Term 30h volt sig
• Term 87
• Term point b+
• Thermostat sig
• Throttle actuator
• Throttle pos sen 2
• Throttle pos sens 1
• Unload relay act
• Vanos inj sig vlv
• Vanos inj sig vlv 2
• Vanos valve 1 (on cylinder head)
• Vanos valve 2 (on cylinder head)
• X60001
• X60003
• X6400
• X6454

2.8L, Engine Performance Wiring Diagram (2 of 3) for BMW 528i 1998

List of elements for 2.8L, Engine Performance Wiring Diagram (2 of 3) for BMW 528i 1998:

• (left rear wheelwell) leakage diagnosis pump
• (left side of engine compt) evaporative emission valve
• (under left front of vehicle) fuel changeover circuit
• Camshaft position sensor 1
• Camshaft position sensor 2
• Fuel pump
• Fuel pump relay
• Fuse 10a
• Fuse 15a
• Fuse box
• Heated oxygen sensor i (behind cat conv)
• Heated oxygen sensor i (front of cat conv)
• Heated oxygen sensor ii (behind cat conv)
• Heated oxygen sensor ii (front of cat conv)
• Hot at all times
• Nca
• Secondary air injection pump valve
• Throttle valve
• X10015
• X494

2.8L, Engine Performance Wiring Diagram (3 of 3) for BMW 528i 1998

List of elements for 2.8L, Engine Performance Wiring Diagram (3 of 3) for BMW 528i 1998:

• (ter 12-16 not used)
• (ter 5-9 not used)
• (ter 8-11 not used)
• 87a
• A/c comp sig
• Air conditioning system
• Anti lock brakes system
• Backup light sig
• Clutch pedal position switch
• Computer data lines
• Cpp sw sig
• Data link
• Data link txd
• Diagnosis sig txd
• Engine control module (rear right side of engine compt in e-box)
• Engine electronics fuse carrier
• Fuel pump rly act
• Fuse 30a
• Fuse 50a
• Fuse 5a
• Fuse box
• Ground
• Ho2s grd
• Ho2s ground
• Ho2s htr grd
• Ho2s signal
• Hot at all times
• Hot in acc, 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
• Instrument cluster
• Leak diag pump sig
• Nca
• Oil press ind
• Plug
• Red
• Rr eng spd sig
• Sec air pmp rly act
• Secondary air injection pump (right front wheelwell)
• Secondary air injection pump relay
• Signal running loss
• Term 30h volt sig
• Transmission controls system
• Unloader relay
• X1108
• X13030
• X166
• X490
• X60002
• X60004
• X60005
• X6454
• X6456
• X8680