Toyota Tundra (2015 year). Manual — part 2613
3UR-FE INTAKE: INTAKE SYSTEM: SYSTEM DIAGRAM; 2015 M...
Last Modified: 9-16-2014
6.6 G
Doc ID: RM000003112025X
Model Year: 2015
Model: Tundra
Prod Date Range: [08/2014 - ]
Title: 3UR-FE INTAKE: INTAKE SYSTEM: ON-VEHICLE INSPECTION; 2015 MY Tundra [08/2014 - ]
ON-VEHICLE INSPECTION
1. INSPECT INTAKE AIR CONTROL VALVE
(a) Remove the V-bank cover.
(b) Start the engine.
Racing the engine to 4700 rpm or more.
NOTICE:
Do not increase the engine speed to 5400 rpm or more.
(d) Check that the VSV (for ACIS) is OFF (vent) under the
following conditions below.
Releasing the accelerator pedal while under the VSV
(for ACIS) OFF condition.
The engine is idling.
(e) Connect the Techstream to the DLC3.
(f) Perform the Active Test, and then check that the actuator rod operates.
If the result is not as specified, inspect the intake air control valve, vacuum tank and VSV (for ACIS) for
normal operation. Replace malfunctioning parts as necessary.
(g) Install the V-bank cover.
2. CHECK INTAKE AIR CONTROL VALVE OPERATION
(a) Remove the V-bank cover.
3UR-FE INTAKE: INTAKE SYSTEM: ON-VEHICLE INSPECTION; ...
(b) Using a 3-way connector, connect a vacuum gauge to the
actuator hose.
(c) Start the engine.
(d) While the engine is idling, check that the vacuum gauge indicates 0 kPa (0 mmHg, 0 in.Hg) and the rod
is at the OFF position
(e) Fully depress the accelerator pedal quickly. Check that the VSV (for ACIS) turns ON and the rod moves
in the ON direction.
NOTICE:
Make sure to fully depress and release the accelerator pedal within 1 second.
(f) Remove the vacuum gauge, and connect the vacuum hose to the actuator.
(g) Install the V-bank cover.
3. INSPECT INTAKE AIR CONTROL VALVE
(a) Inspect the diaphragm.
If the result is not as specified, replace the intake air
surge tank.
4. CHECK AIR INDUCTION SYSTEM
HINT:
The illustration shows the areas that may draw in secondary air, which could lead to idling problems.
Perform "Inspection After Repair" after repairing air leaks in the intake system
.
(a) Check that the hoses are installed correctly.
(b) Check for cracks, etc. in the hoses.
3UR-FE INTAKE: INTAKE SYSTEM: ON-VEHICLE INSPECTION; ...
3UR-FE INTAKE: INTAKE SYSTEM: ON-VEHICLE INSPECTION; ...
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