2003 BMW 540I 4DR SEDAN
                                            

Security
Battery                               RED                                                      (+)           IGNITION SWITCH HARNESS Ignition                              GREEN                                                (+)           IGNITION SWITCH HARNESS
Starter01                           BLACK/YELLOW                                 (+)           IGNITION SWITCH HARNESS AllDoorTrigger                   RED/WHITE                                         (-)            DRIVERS KICK PANEL TrunkTrigger                     BROWN/WHITE                                   (-)            AT SWITCH IN TRUNK HoodTrigger                      VIOLET/GREEN                                   (-)            AT SWITCH UNDER HOOD
ParkingLights                    BLACK                                                 (-)            AT VEHICLE LIGHT SWITCH
Remote Start
Battery                               RED                                                      (+)           IGNITION SWITCH HARNESS Ignition                              GREEN                                                (+)           IGNITION SWITCH HARNESS Accessory01                     VIOLET                                                (+)           IGNITION SWITCH HARNESS 
Starter01                           BLACK/YELLOW                                 (+)           IGNITION SWITCH HARNESS AntiTheftType                    EWS II AntiTheftSystem                AN RF SIGNAL ACTIVATED SYSTEM KeySense                          BROWN/GREEN                                  (-)            IGNITION SWITCH HARNESS Tach                                  BLACK/YELLOW                                 (AC)        BEHIND INSTRUMENT CLUSTER IN HARNESS SpeedSense                     BROWN/RED                                       (AC)        IN HARNESS FROM GAUGES 
ParkingLights                    BLACK                                                 (-)            AT VEHICLE LIGHT SWITCH BrakeLights                       BROWN/GRAY                                    (+)           AT SWITCH ABOVE BRAKE PEDAL 
ReverseLights                   BLUE/YELLOW                                    (+)           AT GEAR SELECTOR SWITCH
Doorlocks / Window
PowerUnLock                    BLACK/WHITE                                     (+)           IN HARNESS IN DRIVERS KICKPANEL PowerLock                        BLUE/RED                                           (+)           IN HARNESS IN DRIVERS KICKPANEL
Convenience
HeadLights                        YELLOW                                              (+)           AT VEHICLE LIGHT SWITCH TrunkRelease                    GRAY/BROWN                                    (-)            AT TRUNK RELEASE SWITCH                                                                                                                  
Mobile Audio / Video
Battery                               RED                                                      (+)           IGNITION SWITCH HARNESS Accessory01                     VIOLET                                                (+)           IGNITION SWITCH HARNESS Ground                              BROWN                                               (-)            RADIO HARNESS Illumination                        YELLOW                                              (+)           RADIO HARNESS PowerAntenna                  WHITE                                                  (+)           RADIO HARNESS FrontLeftSpeakerPos        YELLOW/RED FrontLeftSpeakerNeg        YELLOW/BROWN FrontRightSpeakerPos      BLUE/RED FrontRightSpeakerNeg     BLUE/BROWN RearLeftSpeakerPos         YELLOW/BLUE RearLeftSpeakerNeg        YELLOW/GRAY RearRightSpeakerPos      BLUE/VIOLET RearRightSpeakerNeg      BLUE/GRAY
Control Modules
    



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