Toyota Tacoma manuals

Toyota Tacoma Owners Manual: Active traction control system

The active traction control system automatically helps prevent the spinning of 4 wheels when the vehicle is started or accelerated on slippery road surfaces.

■ System operation

Stop the vehicle, shift the shift lever to N and put the frontwheel drive control Vehicles with an automatic transmission: Stop the vehicle, shift the shift lever to N and put the frontwheel drive control switch in the L4 position.

Vehicles with a manual transmission: Stop the vehicle or reduce your speed to less than 2 mph (3 km/h). Depress the clutch pedal and put the front-wheel drive control switch in the L4 position.

Press the A-TRAC switch to activate the system.

Press the A-TRAC switch to activate the system.

At this time, the active traction control system indicator will come on.

To cancel the system, push the switch again.

When the active traction control system is operating

If four wheels spin, the slip indicator flashes to indicate that the active traction

If four wheels spin, the slip indicator flashes to indicate that the active traction control system has been engaged.

■When the rear differential is locked (vehicles with the rear differential lock system)

The active traction control system is activated only when the vehicle speed is less than 3 mph (6 km/h).

■Sounds and vibrations caused by the active traction control system

●A sound may be heard from the engine compartment when the engine is started or just after the vehicle begins to move. This sound does not indicate that a malfunction has occurred in the system.

●Vibrations may be felt through the vehicle body and steering. It may occur when the system is operating.

■If the brake system overheats

The system will cease operation, a buzzer will sound and A-TRAC indicator blink to alert the driver. Stop the vehicle in a safe place. (There is no problem with continuing normal driving.) The system will be automatically restored after a short time.

CAUTION

■The active traction control system may not operate effectively when

Directional control and power may not be achievable while driving on slippery road surfaces, even if the active traction control system is operating.

Do not drive the vehicle in conditions where stability and power may be lost.

Four-wheel drive system
Use the front-wheel drive control switch to select the following transfer modes. H2 (high speed position, two-wheel drive) Use this for normal driving on dry hard-surfaced roads. This position ...

AUTO LSD system
The AUTO LSD system aids traction by using the traction control system to control engine performance and braking when one of the rear wheels begins to spin. The system should be used only when one ...

Other materials:

Removal
REMOVAL PROCEDURE 1. REMOVE FRONT WHEEL 2. INSPECT FRONT SUSPENSION LOWER ARM (a) Install the hub nuts onto the disc. (b) Using a dial indicator, check the lower ball joint for excessive play when you push the hub nuts up and down with a force of 294 N (30 kgf, 66 lbf). Maximum: 0.5 mm ( ...

Acceleration Sensor Stuck Malfunction (C1232,C1243,C1245)
DESCRIPTION The skid control ECU (brake actuator assembly) receives signals from the yaw rate and acceleration sensor (airbag sensor assembly) via the CAN communication system. The airbag sensor assembly has a built-in acceleration sensor and detects the vehicle condition. If there is troub ...

On-vehicle Inspection
ON-VEHICLE INSPECTION PROCEDURE 1. INSPECT STEERING PAD (for Vehicle not Involved in Collision) (a) Perform a diagnostic system check (See page ). (b) With the steering pad installed on the vehicle, perform a visual check. If there are any defects as mentioned below, replace the steering pad ...

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