LEMON Manuals
: Even more car manuals for everyone: 1960-2025
Home
>>
Mazda
>>
2012
>>
5 Sport, Automatic Trans
>>
Repair and Diagnosis (Single Page)
>>
Engine Performance
>>
Engine Control Systems
>>
Engine Control System [MZR 2.5]
>>
Pcm Inspection
>>
Inspection Using An Oscilloscope (Reference)
>>
CMP signal
September 30: LEMON manuals is back up on a temporary server! Slowness is possible
CMP signal
Fig 1: CMP Voltage Signal Waveform
PCM terminals
2S(+)-body ground(-)
Oscilloscope setting
5 V/DIV (Y), 20 ms/DIV (X), DC range
Vehicle condition
idle (after warm up)