Page 177 - 2006 HARLEY FLSTCI SERVICE MANUAL
P. 177

4.10




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                                                         Data link connector [91A] Protective rubber plug
                              2                                Figure 4-16. Data Link Connector [91A]








                       11545                             1.  2.                                          4.3 CHECKING FOR




                                    volts (inactive) to 7 volts (active). Due to the short pulse, volt-
                                      ages will be much lower on a digital volt/ohmmeter (DVOM).
                                        In analog mode, a DVOM reading serial data will show contin-
                            Diagnostic Trouble Codes U1300, U1301 or
                                  See Figure 4-16. The typical serial data voltage range is 0
             STARTS, THEN STALLS



                                            for acceptable operations is 0-7.0 volts. uous voltage when active, typically 0.6-0.8 volts. The range  NOTE Problems in the fuel system may also create this symptom.  Table 4-8. Code Description  DESCRIPTION  Serial data low  Serial data open/high  If serial data is shorted, these codes will automatically trip the check engine light. The odometer will read “Bus  Er” in this condition. DTCs P1009 and P1010 may accompany DTCs U1300  The reference numbers below correlate with the circled num- bers on the Test 4.10 flow charts. Check for trouble codes. See RETRIEVING DIAGNOS-  CODES un








                     GENERAL  “BUS Er”                      DTC  U1300  U1301  DIAGNOSTICS  Diagnostic Tips  and U1301.  Diagnostic Notes  TIC TROUBLE   lows:  codes.



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