ENGINE PERFORMANCE
2.5L
2.5L, Engine Performance Wiring Diagram (1 of 3) for BMW M Roadster 2002
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List of elements for 2.5L, Engine Performance Wiring Diagram (1 of 3) for BMW M Roadster 2002:
- (late prod)
- (partial)
- (right rear side of engine compt)
- (under rear storage compt) x13032
- 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) (right front of engine)
- Camshft sig
- Can bus (+)
- Can bus (-)
- Characteristic map cooling thermostat (on front of cylinder head)
- Crankshaft position/ rpm sensor (left rear side of engine compartment)
- Crnkshft sig
- Cyl 1-3
- Cyl 1-3 ks
- Cyl 4-6
- Cyl 4-6 ks
- Double knock sensor (left rear side of engine)
- E-box
- Engine control module (dme) (right rear side of engine compt)
- Engine control module relay
- Engine coolant temperature sensor (on left rear of eng compt)
- 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
- 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
- X6454 (right rear of engine compt)
- X8680
2.5L, Engine Performance Wiring Diagram (2 of 3) for BMW M Roadster 2002
List of elements for 2.5L, Engine Performance Wiring Diagram (2 of 3) for BMW M Roadster 2002:
- 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 (on left front of engine)
- 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
- Hot at all times
- Hot in accy, run, or start
- Hot in run or start
- Idle speed control valve (left side 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 rear of engine)
- Variable camshaft control valve 1 (inlet) (top front of engine)
- Variable camshaft control valve 2 (outlet) (front of cylinder head)
- X10016
- X10018
- X6454 (right rear of engine compt)
- X8680
2.5L, Engine Performance Wiring Diagram (3 of 3) for BMW M Roadster 2002
List of elements for 2.5L, Engine Performance Wiring Diagram (3 of 3) for BMW M Roadster 2002:
- (behind accelerator pedal) pedal position sensor
- (on lower left rear side of eng compt) heated leakage diagnosis pump
- (partial)
- (pins 1-2 not used) activate relay
- (pins 11, 15, & 16 not used)
- 18-19
- 38-40
- 4-6
- 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 (top left side of engine)
- 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
- 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)
- Nca
- Ohm
- Open sig
- Ped pos 1 sig
- Red
- Resistor
- Rpm sig
- Rr speed sig
- Secondary air pump relay
- Signal oil lvl
- Terminal 15
- Txd diag sig
- X10017
- X1982
- X60003
- X60004
- X60005
- X6002
- X6454 (right rear of engine compt)
- X6455 (right rear of engine compt)
- X6456 (right side of engine)
3.0L
3.0L, Engine Performance Wiring Diagram (1 of 3) for BMW M Roadster 2002
List of elements for 3.0L, Engine Performance Wiring Diagram (1 of 3) for BMW M Roadster 2002:
- (late prod)
- (partial)
- (right rear side of engine compt)
- (under rear storage compt) x13032
- 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) (right front of engine)
- Camshft sig
- Can bus (+)
- Can bus (-)
- Characteristic map cooling thermostat (on front of cylinder head)
- Crankshaft position/ rpm sensor (left rear side of engine compartment)
- Crnkshft sig
- Cyl 1-3
- Cyl 1-3 ks
- Cyl 4-6
- Cyl 4-6 ks
- Double knock sensor (left rear side of engine)
- E-box
- Engine control module (dme) (right rear side of engine compt)
- Engine control module relay
- Engine coolant temperature sensor (on left rear of eng compt)
- 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
- 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
- X6454 (right rear of engine compt)
- X8680
3.0L, Engine Performance Wiring Diagram (2 of 3) for BMW M Roadster 2002
List of elements for 3.0L, Engine Performance Wiring Diagram (2 of 3) for BMW M Roadster 2002:
- 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 (on left front of engine)
- 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
- Hot at all times
- Hot in accy, run, or start
- Hot in run or start
- Idle speed control valve (left side 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 rear of engine)
- Variable camshaft control valve 1 (inlet) (top front of engine)
- Variable camshaft control valve 2 (outlet) (front of cylinder head)
- X10016
- X10018
- X6454 (right rear of engine compt)
- X8680
3.0L, Engine Performance Wiring Diagram (3 of 3) for BMW M Roadster 2002
List of elements for 3.0L, Engine Performance Wiring Diagram (3 of 3) for BMW M Roadster 2002:
- (behind accelerator pedal) pedal position sensor
- (on lower left rear side of eng compt) heated leakage diagnosis pump
- (partial)
- (pins 1-2 not used) activate relay
- (pins 11, 15, & 16 not used)
- 18-19
- 38-40
- 4-6
- 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 (top left side of engine)
- 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
- 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)
- Nca
- Ohm
- Open sig
- Ped pos 1 sig
- Red
- Resistor
- Rpm sig
- Rr speed sig
- Secondary air pump relay
- Signal oil lvl
- Terminal 15
- Txd diag sig
- X10017
- X1982
- X60003
- X60004
- X60005
- X6002
- X6454 (right rear of engine compt)
- X6455 (right rear of engine compt)
- X6456 (right side of engine)
3.3L
3.3L, Engine Performance Wiring Diagram (1 of 4) for BMW M Roadster 2002
List of elements for 3.3L, Engine Performance Wiring Diagram (1 of 4) for BMW M Roadster 2002:
- (below rear of center console) timed electric fuel pump relay
- (partial)
- 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 (top left side of engine)
- Cylinders 3-4 knock sensor (top left side of engine)
- Cylinders 5-6 knock sensor (top 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
- Ground
- Hot at all times
- Iat sig
- Injection valves relay
- Nca
- O2s htg gnd
- Oil press sig
- Oil pressure switch (lower left front of engine)
- Red
- Sensor sig
- Teach-in proc
- Temp sig
- Tp sig
- X10016
- X60001
- X60002
- X60003
- X64101
- X6454 (right rear of engine compt)
- X8680
3.3L, Engine Performance Wiring Diagram (2 of 4) for BMW M Roadster 2002
List of elements for 3.3L, Engine Performance Wiring Diagram (2 of 4) for BMW M Roadster 2002:
- (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) (top rear of engine)
- Crankshaft position/rpm sensor (top rear of eng compt)
- 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
- 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)
- X13032 (under rear storage compt)
- X18170 (below center console)
- X1982
- X5392
- X5393
- X8680
3.3L, Engine Performance Wiring Diagram (3 of 4) for BMW M Roadster 2002
List of elements for 3.3L, Engine Performance Wiring Diagram (3 of 4) for BMW M Roadster 2002:
- (on bracket, above brake pedal) brakelight switch
- 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
- Heated leakage diagnosis pump (on lower left rear side of engine)
- 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
- X18170 (below center console)
- X271
- X6454 (right rear of engine compt)
- X861 (right front of engine compt)
3.3L, Engine Performance Wiring Diagram (4 of 4) for BMW M Roadster 2002
List of elements for 3.3L, Engine Performance Wiring Diagram (4 of 4) for BMW M Roadster 2002:
- (front of engine) idle speed control valve
- (left rear of engine) evaporative emission 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) thermal oil level switch
- (partial)
- (right rear of engine compt) x6454
- 38-40
- 48-49
- A/c system
- Abs system
- Activate heat
- 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
- 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
- Nca
- Oil level sig
- Oil press sig
- Oil sig
- Open sig
- Ped pos 1 sig
- Ped pos 2 sig
- Pedal position sensor (behind accelerator 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
- X6454 (right rear of engine compt)
- X6456 (right side of engine)