Drive-by-wire control (+) signal

Fig 1: Drive-By-Wire Control (+) Wave Pattern Signal

Courtesy of MAZDA MOTORS CORP.

PCM terminals 

• 1CG(+)-body ground(-)

  Oscilloscope setting 

• 5 V/DIV (Y), 1 ms/DIV (X), DC range

  Vehicle condition 

• Idle after warm up