ENGINE PERFORMANCE – BMW 525i 1995 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

2.5L

2.5L, Engine Performance Wiring Diagrams (1 of 2) for BMW 525i 1995

List of elements for 2.5L, Engine Performance Wiring Diagrams (1 of 2) for BMW 525i 1995:

• (right rear side of engine compt)
• (top center of engine)
• 5v ref
• 87a
• A/c comp cut
• Acc
• B+ junction point (right rear side of engine compt, in e-box)
• Battery
• Cam sens sig
• Camshaft actuator (front of engine)
• Camshaft sol
• Cps return
• Cps sig
• Cyl 1
• Cyl 1 ign coil
• Cyl 1-6 fuel pump relay
• Cyl 2
• Cyl 2 ign coil
• Cyl 3
• Cyl 3 ign coil
• Cyl 4
• Cyl 4 ign coil
• Cyl 5
• Cyl 5 ign coil
• Cyl 6
• Cyl 6 ign coil
• Dkv
• E-box
• Ecm rly ctrl
• Eng speed sig
• Engine control module relay
• Evap ctrl
• Evaporative emission valve (left side of engine)
• Fp rly ctrl
• Fuel cons sig
• Fuel injection valves
• G123 (right rear side
• G125 (front of engine)
• Grd shield
• Ground
• Hot air mass
• Hot at all times
• Idle speed control valve (front of engine)
• Ign timing
• Ignition coils (right side of engine)
• Ignition switch
• Inj 1 ctrl
• Inj 2 ctrl
• Inj 3 ctrl
• Inj 4 ctrl
• Inj 5 ctrl
• Inj 6 ctrl
• Instrument cluster
• Isc ctrl
• Mil ind ctrl
• Nca
• O2 sens gnd
• O2 sens sig
• O2s rly ctrl
• Of engine compt)
• Off
• Powertrain control module (dme) (rear right side of engine compt, in e-box)
• Red
• Resistor (240 ohm)
• Run
• Run/start
• Sens grd
• Splice
• Start
• Switched batt
• Vss input
• W/ a/t

2.5L, Engine Performance Wiring Diagrams (2 of 2) for BMW 525i 1995

List of elements for 2.5L, Engine Performance Wiring Diagrams (2 of 2) for BMW 525i 1995:

• (right rear
• (right rear side of engine compt)
• A/c
• A/c press
• A/c sw
• A/c system
• A/t
• Automatic transmission range switch (in front of gear selector lever)
• Control module (ews ii)
• Crankshaft position/rpm sensor (front of engine)
• 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 (right rear side of engine compt)
• Drive away sig
• E-box
• Early prod.
• Ect sens
• Engine compt)
• Engine coolant temperature sensor (front of engine)
• Engine speed input
• Front power distri- bution box
• Front power distribution box
• Fuel pump (in right side of luggage compt)
• Fuse 15a
• Fuse 7.5a
• G123
• G303 (underside of right rear seat)
• Hall effect camshaft sensor (top front of engine)
• Heated oxygen sensor (on catalytic converter)
• Hot film air mass meter (top front of engine)
• Hot in run and start
• Iat sens
• Instrument cluster
• Intake air temperature sensor (front of engine)
• Late prod.
• M/t
• Malfunction indicator (check engine)
• Nca
• On-board computer
• Oxygen sensor relay
• P/n
• Powertrain control module (dme) (rear right side of engine compt, in e-box)
• Program volt
• Red
• Run/start-m/t p/n input-a/t
• Rxd data
• Shield ground
• Side of
• Slip control module (in e-box)
• Solid state
• Splice
• Starter immobilization relay (behind left foot- well speaker grille)
• System
• Throttle position sensor (top front of engine compt)
• Tps input
• Transmission control module (egs) (rear right side of engine compt, in e-box)
• Tva pstn sig
• Tva+
• Tva-
• Txd data
• Vehicle speed output x502
• W/ a/t
• W/ asc
• X16
• X502
• X511