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Home >> Mitsubishi >> 1991 >> Montero Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Self-Diagnostics >> Diagnostic Tests >> Injectors >> Inspection Using Oscilloscope
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Inspection Using Oscilloscope

  1. Run the engine at idle speed.
  2. Connect the probe to the oscilloscope pick-up point as shown in the circuit diagram. See Figure . Check waveform at the drive side of each injector. For normal waveform, see Fig 1 .
Fig 1: Normal Injector Waveform
G00358357Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.