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Home >> Mazda >> 2003 >> 6 L4-2.3L >> Repair and Diagnosis >> Engine, Cooling and Exhaust >> Engine >> Timing Components >> Variable Valve Timing >> Variable Valve Timing Actuator >> Testing and Inspection >> Oscilloscope Patterns and Waveforms
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Oscilloscope Patterns and Waveforms

Inspection Using An Oscilloscope (Reference)




OCV control signal
PCM terminals
4M (+) - 1C(-)

Oscilloscope setting
- 2 V/DIV (Y), 0.8 ms/DIV (X), DC range

Vehicle condition
- Idle after warm up (engine speed approx. 650 rpm, no load, P/S off, A/C off)

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