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Home >> Infiniti >> 2014 >> Q60 Base, 2D Convertible, Standard Trans >> Repair and Diagnosis >> Accessories & Equipment >> Collision/Avoidance >> Sonar System (Convertible) >> Symptom Diagnosis >> Normal Operating Condition >> Symptom Table

Symptom Table

Symptom Possible cause
Unstable object detection
  • The vehicle is on a rough surface, such as stone or gravel.
  • When used in poor weather conditions, such as heavy snow/rain or strong wind.
  • When subjected to an ultrasonic noise generated from exhaust muffler or brakes.
  • When left standing in the hot sun or in a cold climate.
  • When the surface of the sensor is frozen or covered with snow/dirt/moisture.
  • When a retrofitted xenon lamp, lighted license plate, or harness is close to the sensor body or sensor harness.
  • When subjected to loop coil noises generated from a vehicle detector placed at an intersection or coin parking area.
Object undetectable
  • Air-containing objects, such as cloth, cotton, glass wool, dust, and snow.
  • Thin objects, such as rope, chain, and wire.
  • Smooth-faced objects placed in a slanting direction.
  • Fast-moving small animals.
  • A corner of an angular object.
NOTE: If the sensor detection part is scratched, obstacles cannot be detected.