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Waveform 2

Vehicle speed signal

TERMINAL SPECIFICATIONS

ECM Terminal Names	Between SPD and E1
Tester Ranges	5 V/DIV, 20 msec./DIV
Conditions	Driving at 25 mph (40 km/h)

Fig 1: Identifying Waveform 2

G03196082

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HINT:

The wavelength becomes shorter as the vehicle speed increases.