ENGINE PERFORMANCE – BMW 325i 1994 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

2.5L

2.5L, Engine Performance Wiring Diagrams (1 of 2) for BMW 325i 1994

List of elements for 2.5L, Engine Performance Wiring Diagrams (1 of 2) for BMW 325i 1994:

• (top right side of engine)
• 15a
• 5v ref
• 87a
• A/c comp ctrl
• Acc
• B+ junction point
• Battery
• Camshaft act
• Camshaft actuator (front of engine)
• Camshft sens
• Crank rpm (-)
• Crank rpm td
• Crnkshft sens
• Cyl 1 ign coil
• Cyl 2 ign coil
• Cyl 3 ign coil
• Cyl 4 ign coil
• Cyl 5 ign coil
• Cyl 6 ign coil
• Cylinder 1
• Cylinder 2
• Cylinder 3
• Cylinder 4
• Cylinder 5
• Cylinder 6
• Ecm rly ctrl
• Engine control module relay
• Evap ctrl
• Evaporative emission valve (right of left front shock tower)
• Fp rly ctrl
• Front power distribution box
• Fuel cons
• Fuel injector valves
• Fuel pump relay
• Fuse 18
• G117 (right rear side of engine compartment)
• Ground
• Hfam meter
• Hot at all times
• Idle speed control valve (near oil level stick)
• Ign timing
• Ignition coils
• Ignition switch
• Inj 1
• Inj 2
• Inj 3
• Inj 4
• Inj 5
• Inj 6
• Isc ctrl
• Mil ind ctrl
• Nca
• O2 sig
• O2s ground
• O2s rly ctrl
• Off
• Powertrain control module (dme) (rear right side of engine compt, in e-box)
• Red
• Run
• Start
• Switched batt
• Tps
• Vss
• W/ a/t

2.5L, Engine Performance Wiring Diagrams (2 of 2) for BMW 325i 1994

List of elements for 2.5L, Engine Performance Wiring Diagrams (2 of 2) for BMW 325i 1994:

• (right rear side of
• A/c press
• A/c sw
• A/c system
• A/t
• Automatic transmission range switch (below center console)
• Body elect. control module (right side of i/p)
• Camshaft position sensor (rear of radiator)
• Cyl 1-3 knock sensor (top front of engine)
• Cyl 1-3 ks
• Cyl 4-6 knock sensor (top front of engine)
• Cyl 4-6 ks
• Data link connector (front of battery)
• Drive-away sig
• Early production
• Ect sens
• Engine compartment)
• Engine coolant temperature sensor (right front of engine)
• Front power distri- bution box x10017
• Front power distribution box
• Fuel pump (below right side of rear seat)
• Fuse 5a
• G117
• G117 (right rear side of engine compartment)
• G312 (behind left rear seat)
• Ground
• Hall effect camshaft sensor (front of engine)
• Heated oxygen sensor (under center of vehicle)
• Hot film air mass meter (top front of engine)
• Hot in run and start
• Iat sens
• Instrument cluster
• Intake air temperature sensor (near oil level stick)
• Late production
• M/t
• Malfunction indicator (check engine)
• Nca
• On-board computer
• On-board computer, instrument cluster
• Oxygen sensor relay
• P/n
• P/n input
• Powertrain control module (dme) (rear right side of engine compt, in e-box)
• Program volt
• Red
• Resistor
• Rxd data
• Starter immobilization relay (left kick panel)
• Throttle position sensor (left side of engine)
• Tps input
• Transmission control module (egs) (rear right side of engine compt, in e-box)
• Txd data
• Vehicle speed output
• W/ a/t
• X10017
• X16
• X17
• X511