Toyota Corolla Cross Owners & Service Manuals

Toyota Corolla Cross: AHB (Automatic High Beam)

The Automatic High Beam uses a front camera located on the upper portion of the windshield to detect the brightness of the lights of vehicles ahead, streetlights, etc., and automatically changes the head lights between the high beams and low beams.

WARNING

■For safe use

Do not overly rely on the Automatic High Beam. Always drive safely, taking care to observe your surroundings and turning the high beams on or off manually if necessary.

■To prevent unintentional operation of the Automatic High Beam System

When it is necessary to disable the system.

Using the Automatic High Beam system

1. Press the Automatic High Beam switch.

Operating the lights and wipers

2. Turn the headlight switch to the or (if equipped) position.

When the headlight switch lever is in the low beam position, the AHB system will be enabled and the AHB indicator will illuminate.

Operating the lights and wipers

■Automatic operating conditions of the high beams

  • When all of the following conditions are met, the high beams will illuminate automatically:
    • The vehicle speed is approximately 21 mph (34 km/h) or more.
    • The area ahead of the vehicle is dark.
    • There are no vehicles ahead with lights on.
    • There are few streetlights or other lights on the road ahead.
  • If any of the following conditions are met, the headlights will change to the low beams:
    • Vehicle speed drops below approximately 17 mph (27 km/h).
    • The area ahead of the vehicle is not dark.
    • There is a vehicle ahead with lights on.
    • There are many streetlights or other lights on the road ahead.

■Front camera detection

  • In the following situations, the high beams may not be automatically changed to the low beams:
    • When a vehicle cuts in front of your vehicle
    • When another vehicle crosses in front of the vehicle
    • When vehicles ahead are repeatedly detected and then hidden due to repeated curves, road dividers or roadside trees
    • When a vehicle ahead approaches from a far lane
    • When a vehicle ahead is far away
    • When a vehicle ahead has no lights
    • When the lights of a vehicle ahead are dim
    • When a vehicle ahead is reflecting strong light, such as own headlights
    • Situations in which the sensors may not operate properly
  • The headlights may change to the low beams if a vehicle ahead that is using fog lights without its headlights turned on is detected.
  • House lights, street lights, traffic signals, and illuminated billboards or signs may cause the high beams to change to the low beams, or the low beams to remain on.
  • The following may change the timing at which the headlights change to the low beams:
    • The brightness of lights of vehicles ahead
    • The movement and direction of vehicles ahead
    • The distance between the vehicle and a vehicle ahead
    • When a vehicle ahead only has lights illuminated on one side
    • When a vehicle ahead is a two-wheeled vehicle
    • The condition of the road (gradient, curve, condition of the road surface, etc.)
    • The number of passengers and amount of luggage
  • The headlights may change between the high beams and low beams unexpectedly.
  • Bicycles and other small vehicles may not be detected.
  • In the following situations, the system system may not be able to correctly detect the brightness of the surroundings.

    This may cause the low beams to remain on or the high beams to flash or dazzle pedestrians or vehicles ahead. In such a case, it is necessary to manually change between the high beams and low beams.

    • When there are lights similar to headlights or tail lights in the surrounding area
    • When headlights or tail lights of vehicles ahead are turned off, dirty, changing color, or not aimed properly
    • When the headlights are repeatedly changing between the high beams and low beams.
    • When use of the high beams is inappropriate or when the high beams may be flashing or dazzling pedestrians or other drivers.
    • When the vehicle is used in an area in which vehicles travel on the opposite side of the road of the country for which the vehicle was designed, for example using a vehicle designed for right-hand traffic in a left-hand traffic area, or vice versa
    • When it is necessary to disable the system
    • Situations in which the sensors may not operate properly

■Temporarily reducing front camera sensitivity

The sensitivity of the front camera can be temporarily reduced.

1. Turn the engine switch off while the following conditions are met.

  • The headlight switch is in or .
  • The headlight switch lever is in the low beam position.
  • The Automatic High Beam switch is on.

2. Turn the engine switch to ON.

3. Within 60 seconds after performing step 2, push the headlight switch lever to the high beam position then pull it to the original position quickly 10 times, then leave the lever in its original position.

4. If the sensitivity is changed, the Automatic High Beam indicator will blink 3 times.

Turning the high beams on/off manually

■ Changing to the high beams

Push the lever forward.

The AHB indicator will turn off and the high beam indicator will turn on.

Pull the lever to its original position to enable the Automatic High Beam system again.

Operating the lights and wipers

■ Changing to the low beams

Press the Automatic High Beam switch.

The AHB indicator will turn off.

Press the switch to enable the Automatic High Beam system again.

Operating the lights and wipers

Temporarily changing to the low beams

It is recommended to switch to the low beams when use of the high beams is inappropriate or when the high beams may cause problems or distress to other drivers or pedestrians nearby.

Pull the lever rearward and then return it to its original position.

The high beams will illuminate while the lever is pulled, however, after the lever is returned to its original position, the low beams will remain on for a certain amount of time. After this, the Automatic High Beam system will operate.

Operating the lights and wipers

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