Shifting from H4L to L4L
Stop the vehicle completely and
continue to depress the brake pedal.
Shift the shift lever to N.
Push the “UNLOCK” button and then push and turn the fourwheel drive control switch to L4L.
Maintain this condition until the low speed four-wheel drive indicator turns on.
Shifting from L4L to H4L
Stop the vehicle completely and
continue to depress the brake pedal.
Shift the shift lever to N.
Push the “UNLOCK” button and turn the four-wheel drive control switch to H4L.
Maintain this condition until the low speed four-wheel drive indicator goes off.
The four-wheel drive control switch can be operated when
The “ENGINE START STOP” switch is in IGNITION ON mode.
When the four-wheel drive control switch is turned to L4L
VSC and TRAC are automatically turned off.
If the center differential lock indicator flashes
Locking or unlocking of the center differential is not complete. Drive straight ahead while accelerating or decelerating, or drive in reverse.
If the center differential lock indicator flashes and a buzzer sounds
Locking of the center differential is not complete. Stop the wheels from slipping or spinning and, if the indicator still flashes, operate the four-wheel drive control switch again.
If the low speed four-wheel drive indicator continues to flash
The transfer mode may not successfully change. Operate the four-wheel drive control switch again.
If the low speed four-wheel drive indicator continues to flash and a buzzer sounds
The shift lever is not in N and/or the vehicle is moving. Stop the vehicle completely, shift the shift lever to N and make sure that the indicator stops flashing.
If the low speed four-wheel drive indicator or the center differential
lock indicator flashes rapidly
There may be a malfunction in the four-wheel drive system. Have the vehicle inspected by your Toyota dealer immediately.
CAUTION
Operating the four-wheel drive control switch
Never operate the four-wheel drive control switch if the wheels have lost traction. Doing so may cause an accident resulting in death or serious injury.
Stop the wheels from slipping or spinning before operating the switch.
NOTICE
To prevent damage to the center differential
• For normal driving on dry and hard surface roads, unlock the center differential.
• Unlock the center differential after the wheels are out of the ditch or off the slippery or bumpy surface.
• Do not lock or unlock the center differential when the vehicle is turning or when its wheels are spinning freely off the ground.
System Diagram
SYSTEM DIAGRAM
Communication Table
Sender
Receiver
Signal
Line
ECM
Main Body ECU (Multiplex Network Body ECU)
Shift position P signal
Transmission informatio ...
Theft Deterrent System Presence Detection (B279C)
DESCRIPTION
If an ECM that is incompatible with the engine immobiliser system is installed,
the ECM stores this DTC.
DTC Code
DTC Detection Condition
Trouble Area
B279C
An ECM that is incompatibl ...