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G450X

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.

BMWG450X_right1.jpg 1. Throttle position sensor (TPS)
2. Idle regulator position sensor
3. Idle Regulator
4. Power plug (Standard or Sport)
5. connection to fuel pump
BMWG450X-right2.jpg 6. Lambda sensor
7. Coolant temperature sensor
8. Fan / over-temperature switch
BMWG450X-right3.jpg 9. Air temperature sensor (15)
10. Manifold Absolute Pressure (MAP) sensor
BMWG450X-left1.jpg 11. Starter relay (with 30A fuse)
12. Connector from regulator to Battery
13. Connector between front and engine harnesses
14. Diagnostic connector
BMWG450X-left2.jpg 13. Connector between front and engine harnesses
15. Air temperature sensor (9)
16. Injector
17. Coil
BMWG450X-left3.jpg 18. Neutral switch
19. from Alternator
BMWG450X-front1.jpg 20. Fuses - for Fan (7.5A) and rest of front harness (10A)
21. Turn signal relay
BMWG450X-front2.jpg 23. Connector to Right side combo switch
24. Connector to Left side combo switch
25. Connector to turn signal switch
BMWG450X-front3.jpg 22. Diode module
26. Connector to instrument cluster



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