Toyota Tacoma (2015-2018) Service Manual: Lubrication System
On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. INSPECT ENGINE OIL LEVEL
(a) Warm up the engine, and then stop the engine and wait for 5 minutes.
(b) Check that the engine oil level is between the low level and full level marks on the dipstick.
If low, check for leakage and add engine oil up to the full level mark.
NOTICE:
Do not fill engine oil above the full level mark.
2. INSPECT OIL QUALITY
(a) Check the engine oil for deterioration, water contamination, discoloration or thinning.
If the quality is visibly poor, replace the engine oil and oil filter element
(See page .gif)
).
3. INSPECT OIL PRESSURE
(a) Remove the oil pressure switch (See page
).
|
(b) Install an oil pressure gauge. Text in Illustration
|
|
(c) Warm up the engine.
(d) Inspect the oil pressure.
Standard Oil Pressure:
|
Condition |
Specified Condition |
|---|---|
|
Idling |
29 kPa (0.3 kgf/cm2, 4.2 psi) or higher |
|
3000 rpm |
294 to 588 kPa (3.0 to 6.0 kgf/cm2, 43 to 85 psi) |
If the pressure is not as specified, check the oil pump (See page
).
(e) Remove the oil pressure gauge.
(f) Install the oil pressure switch (See page
).
Engine Oil Cooler
Components
COMPONENTS
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
Inspection
INSPECTION
PROCEDURE
1. INSPECT OIL COOLER ASSEMBLY
(a) Check the oil cooler assembly for damage a ...
Other materials:
Precaution
PRECAUTION
1. The type of ignition switch used on this model differs depending on the specifications
of the vehicle. The expressions listed in the table below are used in this section.
Expression
Ignition Switch (Position)
Engine Switch (Condition)
...
Door Courtesy Switch Circuit
DESCRIPTION
The main body ECU (multiplex network Body ECU) receives a door open or closed
signal from each door courtesy light switch.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Recognition code registration is necessary when replacing the main body
ECU (multiplex network bo ...
Brake Switch "B" Circuit Short to Battery (P070312)
DESCRIPTION
The purpose of this circuit is to prevent the engine from stalling while driving
in lock-up when the brakes are suddenly applied.
When the brake pedal is depressed, this switch sends a signal to the ECM. Then
the ECM cancels the operation of the lock-up clutch while braking is in p ...
