Tacoma

Toyota Tacoma 2015-2018 Brake Workshop Manual

(a) Check the 4WD detection switch (4WD position).
(1) Push and turn the 4 wheel drive control switch to put the vehicle in 4WD mode.
(2) Push and turn the 4 wheel drive control switch to put the vehicle in 2WD mode.
6. SPEED SENSOR CHECK
(a) Check the speed sensor signal
(1) Drive the vehicle straight forward at a speed of 45 km/h (28 mph) or more for several seconds.
(2) Check that the ABS warning light goes off.
(3) Drive the vehicle in reverse for more than 1 second at 3 km/h (2 mph) or more.
HINT:
D
rive the vehicle in reverse and check the speed sensor signal. Note that the signal check cannot be
completed if the vehicle speed is 45 km/h (28 mph) or more.
(4) Check that the ABS warning light goes off.
HINT:
The sensor check may not be completed if wheelspin occurs.
The ABS warning light blinks when the sensor check has been completed and the brake pedal is depressed.
The ABS warning light comes on immediately after a malfunction has been detected during the speed
sensor check.
(5) Stop the vehicle.
NOTICE:
Before performing the speed sensor signal check, complete the acceleration sensor, master cylinder
pressure sensor and 4WD detection switch signal checks.
The speed sensor signal check may not be completed if the speed sensor signal check is started while
turning the steering wheel or spinning the wheels.
After the ABS warning light goes off, if the vehicle speed exceeds 45 km/h (28 mph), a signal check code
will be stored again. Decelerate or stop the vehicle before the speed reaches 45 km/h (28 mph).
If the signal check has not been completed, the ABS warning light blinks while driving and the ABS system
does not operate.
HINT:
When the signal check has been completed, the ABS warning light goes off while driving and blinks in test
mode while stationary.
7. END OF ABS SENSOR CHECK
(a) If the sensor check is completed, the ABS warning light blinks (Test Mode) when the vehicle stops and the
ABS warning light is off while the vehicle is driving.
NOTICE:
When the yaw rate and acceleration sensor, speed sensor, and master cylinder pressure sensor checks are
completed, the sensor check is completed.
If the sensor check is not completed, the ABS warning light blinks even while the vehicle is driving and the
ABS does not operate.
8. READ DTC OF ABS SENSOR (for Using Techstream)
(a) Read the DTC(s) by following the Techstream screen.
HINT:
R
efer to Techstream operator's manual for further details.
9. READ DTC OF ABS SENSOR (for Using SST Check Wire)
(a) Using SST, connect terminals TC and CG of the DLC3.
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