Other information:
Removal
1.
Remove the front wheel and tire (A) from front hub .
Tightening torque:
107.9 - 127.5 N·m (11.0 - 13.0 kgf·m, 79.6 - 94.0 lb·ft)
  ...
The rear parking assist system may not operate properly when:
1. Moisture is frozen to the sensor. (It will operate normally once the moisture
clears.
2. The sensor is covered with foreign matter, such as snow or water, or the sensor
cover is blocked. (It will operate normally when the materia ...