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Home >> Mazda >> 2018 >> CX-9 Signature >> Repair and Diagnosis >> Electrical >> Horns >> Instrumentation/Driver Info >> Parking Sensor Control Module Inspection >> Inspection Using An Oscilloscope (Reference)

Inspection Using An Oscilloscope (Reference)

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