Honda Accord 2020 Manual page 467

uuHonda Smart Parking Assist System
In the following circumstances the sonar sensors may not be able to detect an
obstacle, and as a result, the system may not work properly.
■
Example of cases when a sonar sensor cannot properly detect another
vehicle or a wall due to state of the vehicle.
• The sonar sensor is dirty (covered with snow, ice, mud, etc.).
• The body of the vehicle is too hot or too cold.
• The vehicle is tilted due to a heavy load.
■
Example of cases when a sonar sensor cannot properly detect another
vehicle or a wall due to conditions outside the vehicle.
• The weather conditions are poor.
• The surface of the road is bumpy, grassy, or has elevated or depressed sections.
• A device emitting ultrasonic waves is within the vicinity of the vehicle.
■
Example of cases when a sonar sensor cannot properly detect another
vehicle or a wall due to other conditions.
• The object is covered with snow or made of cloth or sponge or another material
that can absorb sound easily.
• The object is very thin or low to the ground.
• The object is very close to the bumper.
• The object suddenly enters the travel path of the vehicle and remains in motion.
• The object is situated at an angle to the vehicle.
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* uSonar Sensors
1Sonar Sensors
Do not modify the suspension. Altering the height of
the vehicle may prevent the system from working
properly.
Make sure that all the tyres are of the same specified
size, type and brand, and that they are evenly worn.
If you use tyres of different sizes, types, brands, or
degree of wear, the system may not work properly.