dinkstreet 300 i abs 1 Manuale-dofficina : Pagina 156

          13. FUEL INJECTION SYSTEM                                         Downtown 300i ABS




INSPECTION

 Disconnect and remove the ECU from the
 frame.
 Check for continuity between pin 35 and 36
 of the ECU side connector.
 There should be continuity at all times.
 Check for continuity between each pins 8, 9
 and 24 of the ECU side connector.
 There should be continuity at all times.
 Check for continuity between pin 24 and 36
 of the ECU side connector.
 There should be no continuity at all times.




   ECU PIN FUNCTION
   PIN NO. NAME           FUNCTION           PIN NO. NAME          FUNCTION
       1   IGP     Ignition power               19    BATT            Battery
       2   ROLL    Roll sensor (Tilt switch)    20                      
       3   CRK-P   Crank pulse sensor           21     MIL Multi indicator lamp (ECLP)
                                                            Water temperature sensor
       4                                        22     TW             (ECT)
       5   TH      Throttle position sensor    23                       
                   Manifold pressure sensor
       6   PM                                   24     SG         Sensor ground
                   (Intake pressure sensor)
                   HEGO sensor (O2
       7   HEGO                                 25                      
                   sensor)
       8   LG      Logic ground                 26                      
                   Crank pulse sensor
       9   CRK-M ground                         27                      
      10   K-LINE Diagnostic tool              28                       
      11   FLPR    Fuel pump relay             29                       
                   Sensor power output                     Idle speed control (ISC) / A
      13   VCC                                  31   ISCAN
                   (+5V)                                                (-)
                   Idle speed control (ISC)                Idle speed control (ISC) / B
      14   ISCBP                                32   ISCBN
                   B (+)                                                (-)
                   Idle speed control (ISC)
      15   ISCAP                                33     NE             Meter
                   A (+)
      16   INJ     Injection                    34                      
                   HEGO HT sensor (O2
      17   HEGO HT HT sensor)                   35     PG1        Power ground
      18   IG      Ignition coil               36      PG2        Power ground



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