Toyota Corolla Instruction Manual page 267

CAUTION
 Conditions in which the use of Simple-IPA is prohibited
Do not use Simple-IPA under the following conditions.
Doing so may cause improper operation and lead to an unexpected acci-
dent.
 On sharp bends or slopes.
 On slippery or icy roads, or in snow.
On uneven road surfaces such as gravel.

 During bad weather such as heavy rain, fog, snow, or a sandstorm.
 When the tires are extremely worn or tire pressure is low.
 When the vehicle has improper wheel alignment due to tires having
received a strong impact such as bumping against a curb.
 When the compact spare tire (if equipped) or snow chains are installed.
 When the tires slid while attempting to park.
 When fallen leaves or snow is in a parking space.
 When items such as a towing bracket, trailer, bicycle carrier, etc. are
installed on the rear of the vehicle.
 When a vehicle of which the front/rear end is above the detection area,
such as a truck, bus or vehicle with a towing bracket, trailer, bicycle carrier,
etc., is parked at the front or rear of the parking space.
 If the front bumper has been damaged.
If the sensor is covered by the front bumper cover, etc.

 If a vehicle or obstacle is not in a suitable position at the front or rear of the
parking space.
 Automatic steering precautions
As the steering wheel moves automatically in the parking assist function, be
aware of the following point.
 Keep clothing such as neckties, scarves and long sleeves away from the
steering wheel, as they may become entangled. Also, keep children away
from the steering wheel.
 If you have long fingernails, be careful not to injure yourself when the
steering wheel moves.
Corolla_TMMT_EE (OM12F04E)
4-5. Using the driving support systems
267
4