Combination Meter ASSY

Fig 1: Identifying ECU Terminals (Combination Meter Assy)

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Fig 2: Identifying Terminals Of ECU Reference Table

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Waveform 1 (Reference):

WAVEFORM 1 REFERENCE

Item	Contents
Tool setting	5 V/DIV, 20 ms/DIV
Vehicle condition	Driving at approx. 20 Km/h

HINT:

As the vehicle speed increases, the cycle of the signal waveform narrows.

Fig 3: Identifying Signal Waveform 1 While Vehicle Speed Increase

Waveform 2 (Reference):

WAVEFORM 2 REFERENCE

Item	Contents
Tool setting	5 V/DIV, 10 ms/DIV
Vehicle condition	Engine idle speed

Fig 4: Identifying Signal Waveform 2 While Vehicle Speed Increase