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Torque Down Inhibition

ABS HU/CM terminal: L (+) - AA (-).
Oscilloscope setting: 1 V/DIV (Y), 10 ms/DIV (X).
Vehicle condition: Idle after warm-up (Engine speed at approximately 650 RPM).

Fig 1: Torque Down Inhibition Wave Pattern

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Courtesy of MAZDA MOTORS CORP.