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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
G03196082Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

HINT:

The wavelength becomes shorter as the vehicle speed increases.