Toyota Tacoma 2015-2018 Service Manual: On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. INSPECT CAMSHAFT TIMING OIL CONTROL SOLENOID ASSEMBLY (for Intake Side)
(a) Connect the Techstream to the DLC3.
(b) Start the engine.
(c) Turn the Techstream on.
(d) Enter the following menus: Powertrain / Engine / Active Test / Control the Intake VVT OCV Duty Ratio Bank 1 or Control the Intake VVT OCV Duty Ratio Bank 2 / Data List / Intake VVT Change Angle Bank 1 or Intake VVT Change Angle Bank 2.
(e) Read the Data List while performing the Active Test with the engine idling.
OK:
|
Techstream Operation |
Data List (Intake VVT Change Angle Bank 1 or Intake VVT Change Angle Bank 2) |
|---|---|
|
-100% to 100% |
Varies by 75 DegFR or more |
2. INSPECT CAMSHAFT TIMING OIL CONTROL SOLENOID ASSEMBLY (for Exhaust Side)
(a) Connect the Techstream to the DLC3.
(b) Start the engine.
(c) Turn the Techstream on.
(d) Enter the following menus: Powertrain / Engine / Active Test / Control the Exhaust VVT OCV Duty Ratio Bank 1 or Control the Exhaust VVT OCV Duty Ratio Bank 2.
(e) Check the engine speed while operating the cam timing oil control solenoid assembly (for exhaust camshaft) using the Techstream.
OK:
|
Techstream Operation |
Engine Condition |
|---|---|
|
0% |
Normal engine speed |
|
100% |
Engine idles roughly or stalls |
HINT:
Refer to "Data List / Active Test" [Exhaust VVT OCV Control Duty Ratio Bank 1
and Exhaust VVT Change Angle Bank 1 or Exhaust VVT OCV Control Duty Ratio Bank 2
and Exhaust VVT Change Angle Bank 2] (See page .gif)
).
Components
COMPONENTS
ILLUSTRATION
ILLUSTRATION
...
Inspection
INSPECTION
PROCEDURE
1. INSPECT CAMSHAFT TIMING OIL CONTROL SOLENOID ASSEMBLY
(a) Check the operation.
(1) Apply battery voltage between the terminals and check that the plunger
ope ...
Other materials:
Sound Signal Circuit between Radio Receiver and Stereo Jack Adapter
DESCRIPTION
The No. 1 stereo jack adapter assembly sends the sound signal from an external
device to the radio and display receiver assembly via this circuit.
If there is an open or short in the circuit, sound cannot be heard from the speakers
even if there is no malfunction in the radio and d ...
ECU Power Source Circuit
DESCRIPTION
The IG circuit is the power source for the tire pressure warning ECU and receiver.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
When replacing the tire pressure warning ECU and receiver, read the
transmitter IDs stored in the old ECU using the Techstream and write th ...
Child restraint systems
A child restraint system for a small child or baby must itself be properly
restrained on the seat with the lap portion of the lap/shoulder belt.
The laws of all 50 states of the U.S.A. and Canada now require the use of child
restraint systems.
Points to remember
Studies have shown that instal ...
