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Inspection Using An Oscilloscope (Reference)
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Electric Variable Valve Timing Control Signal
Electric Variable Valve Timing Control Signal
Fig 1: Electric Variable Valve Timing Control Output Voltage Signal Graph
Courtesy of MAZDA MOTORS CORP.
PCM terminals
1Z(+)-body ground(-)
Oscilloscope setting
2 V/DIV (Y), 5 ms/DIV (X), DC range
Vehicle condition
Idle after warm up