5. FUEL INJECTION SYSTEM                        MXU 500EXi/MXU500i



INSPECTION
  Outlook checking
  Checking for ECU pin(1-48) if has damage.

  Checking for ECU part number if is correct.
  3920A-ALC1-E00 is correct-on road
  3920A-AAA5-900 is correct-off road

  Voltage inspection
  Connect the meter (+) probe to the
  B4(R/W)wire and the
  meter (-) probe to the M3(G/B) wire to
  measure the voltage
  MAP content (edition issue no.)




  Performance confirmed




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