Pressure control solenoid B

WARNING: This page is about a different car, the 2009 Mazda 6. However, it is still accessible from the selected car via links, so may be relevant.

TCM terminals
1D (+)-body GND (-)
Oscilloscope setting
5 V/DIV (Y), 5 ms/DIV (X), DC range
Test Condition
Shifting from 4GR to 5GR or from 5GR to 4GR

Fig 1: Waveform Graph - Pressure Control Solenoid B
Courtesy of MAZDA MOTORS CORP.