FixVault

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.