Mike's Workshop Manuals
: Service manuals for every vehicle
Home
>>
Mazda
>>
2012
>>
3 s Sport, 2.5L Eng VIN 9, Standard Trans
>>
Repair and Diagnosis
>>
Engine Performance
>>
Engine Control Systems
>>
Engine Control System [MZR 2.0, MZR 2.5]
>>
Pcm Inspection
>>
Inspection Using An Oscilloscope (Reference)
>>
Purge control
Purge control
Fig 1: Purge Control Waveform Graph
PCM terminals
1BA(+)-body ground(-)
Oscilloscope setting
10 V/DIV (Y), 20 ms/DIV (X), DC range
Vehicle condition
Idle after warm up