Toyota Camry: AHB (Automatic High
The Automatic High Beam uses a front camera located behind
the upper portion of the windshield to assess the brightness of
the lights of vehicles ahead, streetlights, etc., and automatically
turns the high beams on or off as necessary.
■Limitations of the Automatic High Beam
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 incorrect operation of the Automatic High Beam system
Do not overload the vehicle.
Activating the Automatic High Beam
1. Turn the headlight switch to the
2. Press the Automatic High
When the headlight switch lever is
in the low beam position, the AHB
system will be enabled and the
AHB indicator will illuminate.
Turning the high beams on/off manually
■ Switching to the high beams
Push the lever away from you.
The Automatic High Beam indicator
will turn off and the high
beam indicator will turn on.
Pull the lever to its original position
to activate the Automatic
High Beam system again.
■ Switching to the low beams
Press the Automatic High
The Automatic High Beam indicator
will turn off.
Press the switch to activate the
Automatic High Beam system
■ Temporarily switching to the low beams
Pull the lever toward you and
then return it to its original position.
The high beams are on while
the lever is pulled toward you.
However, after the lever is
returned to its original position,
the low beams remain on for a
certain amount of time. Afterwards,
the Automatic High
Beam will be activated again.
■Temporarily switching to the low beams
It is recommended to switch to the low beams when the high beam may
cause problems or distress to other drivers or pedestrians nearby.
■Conditions to turn the high beams on/off automatically
- When all of the following conditions are met, the high beams will be
on automatically (after approximately 1 second):
- 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 headlights or tail lights turned
- There are few streetlights on the road ahead.
- If any of the following conditions is met, the high beams will turn off
- The vehicle speed is below approximately 17 mph (27 km/h).
- The area ahead of the vehicle is not dark.
- Vehicles ahead have their headlights or tail lights turned on.
- There are many streetlights on the road ahead.
■Front camera detection information
- The high beams may not be automatically turned off in the following
- When a vehicle suddenly appears from around a curve
- When the vehicle is cut in front of by another vehicle
- When vehicles ahead cannot be detected due to repeated curves, road
dividers or roadside trees
- When vehicles ahead appear in a faraway lane on a wide road
- When the lights of vehicles ahead are not on
- The high beams may be turned off if a vehicle ahead that is using fog
without its headlights turned on is detected.
- House lights, street lights, traffic signals, and illuminated billboards
and other reflective objects may cause the high beams to change to the low
beams, or the low beams to remain on.
- The following factors may affect the amount of time taken for the high
beams to turn on or off:
- The brightness of the headlights, fog lights, and tail lights of
- The movement and direction of vehicles ahead
- When a vehicle ahead only has operational lights on one side
- When a vehicle ahead is a two-wheeled vehicle
- The condition of the road (gradient, curve, condition of the road
- The number of passengers and amount of luggage in the vehicle
- The high beams may turn on or off unexpectedly.
- Bicycles or similar vehicles may not be detected.
- In the following situations the system may not be able to correctly
surrounding brightness level. 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 switch between the high and low beams.
- When driving in inclement weather (heavy rain, snow, fog,
- When the windshield is obscured by fog, mist, ice, dirt, etc.
- When the windshield is cracked or damaged
- When the front camera is deformed or dirty
- When the temperature of the front camera is extremely high
- When the surrounding brightness level is equal to that of
lights or fog lights
- When headlights or tail lights of vehicles ahead are turned off,
changing color, or not aimed properly
- When the vehicle is hit by water, snow, dust, etc. from a preceding
- When driving through an area of intermittently changing brightness
- When frequently and repeatedly driving ascending/descending roads,
roads with rough, bumpy or uneven surfaces (such as stone-paved
roads, gravel roads, etc.)
- When frequently and repeatedly taking curves or driving on a winding
- When there is a highly reflective object ahead of the vehicle, such
sign or mirror
- When the back of a preceding vehicle is highly reflective, such as a
on a truck
- When the vehicle's headlights are damaged or dirty, or are not aimed
- When the vehicle is listing or titling due to a flat tire, a trailer
- When the headlights are changed between the high beams and low
beams repeatedly in an abnormal manner
- When the driver believes that the high beams may be flashing or
pedestrians or other drivers
■Temporarily lowering sensor sensitivity
The sensitivity of the sensor can be temporarily lowered.
1. Turn the engine switch off while the following conditions are met.
- The headlight switch is in the
- The headlight switch lever is in the original position.
2. Turn the engine switch to the "ON" position (vehicles without a smart key
system) or IGNITION ON mode (vehicles with a smart key system).
3. Within 60 seconds after 2, repeat pushing the headlight switch lever to
high beam position then pulling it to the original position quickly 10 times,
then leave the lever in the original position.
Operating the wiper lever
Operating the lever operates the
wipers or washer as follows.
When intermittent windshield wiper operation is selected, the wiper
interval can be also adjusted.
When the windshield wipers are not being used, they retract to below
the hood. To enable the windshield wipers to be lifted when parking in
cold conditions or when replacing a windshield wiper inser
Opening the fuel tank
Perform the following steps to open the fuel tank cap:
Before refueling the vehicle
Close all the doors and windows, and turn the engine switch off.
Confirm the typ
DESCRIPTION This DTC is stored when a malfunction occurs in the speakers.
DTC No. Detection Item
DTC Detection Condition Trouble Area
B15C3 Speaker Output Short
A short is detected in the speaker output circuit
Harness or connector
The Toyota Safety Sense 2.5+ consists of the following drive
assist systems and contributes to a safe and comfortable driving
Driving assist system
◆ PCS (Pre-Collision System)
◆ LTA (Lane Tracing Assist)
◆ AHB (Automatic High Beam)
◆ RSA (Road Sign Assist) (if equipped)