mxu 550 exi Werkstatthandbuch : Seite 101

Microfiches
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Seite 99

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Seite 100

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Seite 102

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Seite 103

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           5. FUEL INJECTION SYSTEM                                                    MXU 500EXi/MXU500i




Blinks Failure    Fault description     Priority                      Fault management
       Codes
             Throttle position sensor
                                                   1.Make sure if the connector of Throttle position
             movement speed                        sensor is connected correctly.
  5    P1122 problem                               2.Check if the Throttle position sensor is adjusted.
                                           2


  6    P0560 Battery voltage               1       1. Check if the battery voltage is lower or higher.
             malfunction                           2.Check if the charge system is malfunction.


                                                   Inlet air temperature sensor or electric circuit
  7    P0110 Intake air temperature        2       malfunction
             circuit malfunction
                                                   1. Check if the connector of Idle air valve loosen.
                                                   2.Check if the resistance of valve is normal.

  8    P0410 Idle air valve circuit        2
             malfunction
             Idle speed volume                     1.Check if the ISC steps range over 65steps.
             control range problem
  9    P0505                               3



                                                   1.Check if the connector of Injector is loosen.
                                                   2.Check if the ECU send signal to Injector.
 10    P0251 Injector or electric          2       3.Check if the power source and resistance of Injector
             circuit problem                       are malfunction.




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