Toyota Tacoma (2015-2018) Service Manual: Brake
General Maintenance
GENERAL MAINTENANCE
PROCEDURE
1. INSPECT BRAKE LINE PIPES AND HOSES
HINT:
Work in a well-lighted area. Turn the front wheels fully to the right or left before beginning.
(a) Check all the brake lines and hoses for:
- Damage
- Wear
- Deformation
- Cracks
- Corrosion
- Leaks
- Bends
- Twists
(b) Check all the clamps for tightness and the connections for leakage.
(c) Check if the hoses and lines are not near sharp edges, moving parts and the exhaust system.
(d) Check if the lines are installed pass through the center of the grommets.
2. INSPECT FRONT BRAKE PADS AND DISCS
HINT:
- (See page
.gif)
) - If a squealing or scraping noise is heard from the brake while driving, check the pad wear indicator.
- If there are traces of the indicator contacting the disc rotor, the disc pad should be replaced.
3. INSPECT REAR BRAKE DRUM
HINT:
See page
4. INSPECT BRAKE FLUID
Fluid:
SAE J1703 or FMVSS No. 116 DOT3
HINT:
- for Hydraulic Brake Booster (See page
)
- for Vacuum Brake Booster (See page )
Body
General Maintenance
GENERAL MAINTENANCE
PROCEDURE
1. TIGHTEN BOLTS AND NUTS ON CHASSIS AND BODY
(a) Tighten the bolts and nuts on the chassis parts listed below, if necessary.
Front axle ...
Chassis
General Maintenance
GENERAL MAINTENANCE
PROCEDURE
1. INSPECT STEERING LINKAGE
(a) Check the steering wheel free play (See page
).
(b) Check the steering linkage for looseness or damage.
(1) ...
Other materials:
Driver Side Door Entry Lock Function does not Operate
DESCRIPTION
If the entry lock function does not operate for the driver door only, but the
entry unlock function operates, the request code is being transmitted properly from
the driver door. In this case, there may be a problem related to the front door
outside handle assembly LH (lock sensor ...
Lost Communication with Yaw Rate Sensor Module (U0123,U0126,U0129,U0142,U0155)
DESCRIPTION
These DTCs are output when a communication malfunction occurs between the sensors
and ECUs.
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
U0123
Lost Communication with Yaw Rate Sensor Module
...
Mechanical System Tests
MECHANICAL SYSTEM TESTS
1. STALL SPEED TEST
HINT:
This test is to check the overall performance of the engine and transmission.
CAUTION:
This test should be done on a paved surface (a surface that is not slippery).
To ensure safety, perform this test in an open and level area tha ...
