LEMON Manuals
: Even more car manuals for everyone: 1960-2025
Home
>>
Mazda
>>
2017
>>
CX-9 Signature
>>
Repair and Diagnosis
>>
Engine Performance
>>
Engine Control Systems
>>
Pcm Inspection
>>
Without Using the M-MDS
>>
Inspection Using An Oscilloscope (Reference)
>>
Drive-by-wire control (+) signal
July 1:
So it begins
. Don't worry, this is not in the correct legal jurisdiction!
Drive-by-wire control (+) signal
Fig 1: Drive-By-Wire Control (+) Output Voltage Signal Graph
Courtesy of MAZDA MOTORS CORP.
PCM terminals
1CG(+)-body ground(-)
Oscilloscope setting
5 V/DIV (Y), 2 ms/DIV (X), DC range
Vehicle condition
Idle after warm up