Tech info on the BMW G450X
Articles evaluating the fueling of a G450X using a PowerCommander V
August 2009: Comparing the A/F ratio, Power and Torque between the BMW stock canister and the LeoVince X3, both with stock and modified fuel maps. Read the article here.
February 2010: Comparing the A/F ratio, Power and Torque of a G450X fitted with a full Akrapovic systems with stock fueling and Optimized fueling. Finally comparing the results to those of the LeoVince X3 experiment in the article above. Read the article here.
Downloads
- PowerCommanderV fuel map for G450X with LeoVinceX3 slip-on - click here to download [2.5kB .pvm file]
-
NOTE: in standard mode the bike already runs very lean with it's stock map... hence you should NOT run the PowerCommander map with the bike in Standard mode - make sure it is in SPORT mode!
- PowerCommanderV fuel map for G450X with FULL Acrapovic system - click here to download [2.5kB .pvm file]
-
NOTE: in standard mode the bike already runs very lean with it's stock map... hence you should NOT run the PowerCommander map with the bike in Standard mode - make sure it is in SPORT mode!
- BMW G450X Wiring diagram - click here to download [29.7kB .pdf file]
- Article (Sep. 2009) in Enduro World on the tuning of the G450X with LeoVince X3 - click here to download [1.5MB .pdf file]
- Article (Jan. 2010) in Enduro World comparing the tuned G450X (with LeoVince X3) to a stock G450X (with full Akro) - click here to download [1.4MB .pdf file]
Did you know
- The KMS-K16 has a memory flag that is set the first time the ECU is switched from Standard Mode into Sport mode.
- The ignition can be switched on by having the headlight switch in the High-beam position and pressing the high-beam flashing switch.
Know your G450X
Information for anyone wishing or needing to maintain their own BMW G450X. Use this to complement the Wiring Diagram.
 |
1. Throttle position sensor (TPS) 2. Idle regulator position sensor 3. Idle Regulator 4. Power plug (Standard or Sport) 5. connection to fuel pump |
 |
6. Lambda sensor 7. Coolant temperature sensor 8. Fan / over-temperature switch |
 |
9. Air temperature sensor (15) 10. Manifold Absolute Pressure (MAP) sensor |
 |
11. Starter relay (with 30A fuse) 12. Connector from regulator to Battery 13. Connector between front and engine harnesses 14. Diagnostic connector |
 |
13. Connector between front and engine harnesses 15. Air temperature sensor (9) 16. Injector 17. Coil |
 |
18. Neutral switch 19. from Alternator |
 |
20. Fuses - for Fan (7.5A) and rest of front harness (10A) 21. Turn signal relay |
 |
23. Connector to Right side combo switch 24. Connector to Left side combo switch 25. Connector to turn signal switch |
 |
22. Diode module 26. Connector to instrument cluster |