FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
Courtesy of Operation CHARM: Car repair manuals for everyone.

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