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Home >> Mazda >> 2005 >> 3 L4-2.0L >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Accelerator Pedal Position Sensor >> Testing and Inspection >> Oscilloscope Patterns and Waveforms
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Oscilloscope Patterns and Waveforms

INSPECTION USING AN OSCILLOSCOPE (REFERENCE)




APP signal
Accelerator pedal is released




Accelerator pedal is depressed
PCM terminals
- 1AL(+) - 2AA(-)

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

Vehicle condition
- Ignition switch is turned to the ON position. (engine off)