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Home >> Toyota >> 2006 >> RAV4 Base, 2.4 D, AWD >> Repair and Diagnosis >> Engine Performance >> Engine Control System (2AZ-FE) >> SFI System >> Terminals Of ECM >> Waveform 6
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Waveform 6

Igniter IGT signal (from ECM to igniter) and Igniter IGF signal (from igniter to ECM) 

IGNITER IGT SIGNAL (FROM ECM TO IGNITER) AND IGNITER IGF SIGNAL (FROM IGNITER TO ECM) WAVEFORM REFERENCE

ECM Terminal Names Between IGT (1 to 4) and E1
Between IGF1 and E1
Tester Ranges 2 V/DIV., 20 msec./DIV.
Conditions Idling

HINT:

The wavelength becomes shorter as the engine rpm increases.

Fig 1: Checking Waveform 6 Using An Oscilloscope
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