toyota Workshop Repair Guides

Toyota Workshop Service and Repair Manuals

Component Tests and General Diagnostics|Page 3552 > < Component Tests and General Diagnostics|Page 3550
Page 1
background image

Fuel Injector: Oscilloscope Patterns and Waveforms

INSPECTION USING OSCILLOSCOPE

-

With the engine idling, measure between terminals #10; (#20, #30, #40, #50, #60) and E01 of ECM.

Injector Signal Waveform

-

The correct waveforms are as shown

Component Tests and General Diagnostics|Page 3552 > < Component Tests and General Diagnostics|Page 3550