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Home >> Mazda >> 2017 >> CX-9 Signature >> Repair and Diagnosis >> Accessories & Equipment >> Collision/Avoidance >> Instrumentation/Driver Info >> Parking Sensor Control Module Inspection >> Inspection Using an Oscilloscope (reference)
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Inspection Using an Oscilloscope (reference)

Oscilloscope setting: Terminal
Ignition Shift lever position Vehicle speed Corner ultrasonic sensor (LH) Ultrasonic sensor (LH) Ultrasonic sensor (RH) Corner ultrasonic sensor (RH)
ON (engine off or on) R position 0-15 km/h {0-9.3 mph} or less E-F A-B C-D G-F
Fig 1: Parking Sensor Control Module Oscilloscope Waveform
G11434832Courtesy of MAZDA MOTORS CORP.