Waveform 6

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Igniter IGT Signal (From ECM To Igniter) And Igniter IGF Signal (From Igniter To ECM)

REFERENCE WAVEFORM 6

Symbol (Terminal No.)	Between IGT (1 to 6) and E1 Between IGF1 and E1
Tester Range	2 V/DIV., 20 msec./DIV.
Condition	Idling

HINT:

The wavelength becomes shorter as the engine rpm increases.

Fig 1: Igniter IGT Signal (From ECM To Igniter) And Igniter IGF Signal (From Igniter To ECM) Graph - Waveform 6