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Home >> Suzuki >> 2007 >> Grand Vitara Base, AWD, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 65 (Engine General Information & Diagnosis) >> Diagnostic Information And Procedures >> Inspection of ECM and Its Circuits >> Reference waveform No.5
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Reference waveform No.5

WARNING: This page is about a different car, the 2008 Suzuki Grand Vitara. However, it is still accessible from the selected car via links, so may be relevant.

EGR valve Signal:

WAVEFORM REFERENCE

Measurement terminal CH1: C37-12 to C37-81
CH2: C37-31 to C37-81
CH3: C37-11 to C37-81
CH4: C37-30 to C37-81
Oscilloscope setting CH1: 20 V/DIV, CH2: 20 V/DIV, CH3: 20 V/DIV, CH4: 20 V/DIV
TIME: 40 ms/DIV
Measurement condition Engine is at cranking.
Fig 1: Identifying Signal Waveform No.5
G05472758Courtesy of SUZUKI OF AMERICA CORP.