2AZ-FE INTAKE – INTAKE AIR CONTROL SYSTEM
IT–1
IT
ENGINE2AZ-FE INTAKE
INTAKE AIR CONTROL SYSTEM
PARTS LOCATION
for PZEV:
INTAKE AIR CONTROL
VALVE
A135059E06
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2AZ-FE INTAKE – INTAKE AIR CONTROL SYSTEM
IT
SYSTEM DIAGRAM
C24
93
C24
103
C24
126
A24
33
A24
CA2
CA2
9
19
1
3
2
B-W
B
L
L
W
5
4
W
G
IACA
VCIA
INTAKE AIR CONTROL VALVE
ECM
EIA
IAC+
IAC-
IACA
VCIA
EIA
IAC+
IAC-
C33
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2AZ-FE INTAKE – INTAKE AIR CONTROL SYSTEM
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IT
ON-VEHICLE INSPECTION
1. INSPECT INTAKE AIR CONTROL VALVE ASSEMBLY
(a) Inspection procedure when using the intelligent
tester:
(1) Warm up the engine.
(2) Stop the engine.
(3) Connect the intelligent tester to the DLC3.
(4) Turn the ignition switch on (IG).
(5) Turn the tester on.
(6) Select the following menu items: DIAGNOSIS /
ENHANCED OBD II / ACTIVE TEST / INTAKE
CTL VSV1. Press the right or left button.
(7) Make sure that a clicking sound is heard from
the intake air control valve when current flows.
If the result is not as specified, replace the
intake air surge tank.
Intelligent Tester
CAN VIM
DLC3
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2AZ-FE INTAKE – INTAKE AIR CONTROL VALVE
IT
ENGINE2AZ-FE INTAKE
INTAKE AIR CONTROL VALVE
COMPONENTS
N*m (kgf*cm, ft.*lbf)
: Specified torque
5.0 (51, 44 in.*lbf)
5.0 (51, 44 in.*lbf)
9.0 (92, 80 in.*lbf)
AIR CLEANER CAP SUB-ASSEMBLY
NO. 1 ENGINE COVER SUB-ASSEMBLY
AIR CLEANER INLET ASSEMBLY
AIR CLEANER CASE SUB-ASSMEBLY
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2AZ-FE INTAKE – INTAKE AIR CONTROL VALVE
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IT
FRONT WIPER ARM AND
BLADE ASSEMBLY RH
FRONT WIPER ARM AND
BLADE ASSEMBLY LH
FRONT FENDER TO
COWL SIDE SEAL RH
COWL TOP VENTILATOR
LOUVER SUB-ASSEMBLY
WINDSHIELD WIPER MOTOR
AND LINK ASSEMBLY
FRONT FENDER TO
COWL SIDE SEAL LH
N*m (kgf*cm, ft.*lbf)
: Specified torque
5.0 (51, 44 in.*lbf)
7.5 (77, 66 in.*lbf)
85 (867, 63)
20 (204, 15)
COWL TOP PANEL OUTER SUB-ASSEMBLY
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2AZ-FE INTAKE – INTAKE AIR CONTROL VALVE
IT
INTAKE AIR CONTROL VALVE
INTAKE AIR SURGE TANK ASSEMBLY
GASKET
FUEL INJECTOR CONNECTOR
FUEL MAIN TUBE
NO. 1 DELIVERY PIPE SPACER
INJECTOR VIBRATION INSULATOR
20 (205, 15)
x2
x5
N*m (kgf*cm, ft.*lbf)
: Specified torque
Non-reusable part
30 (306, 22)
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2AZ-FE INTAKE – INTAKE AIR CONTROL VALVE
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IT
REMOVAL
1. REMOVE INTAKE AIR SURGE TANK ASSEMBLY
HINT:
(See page ES-510)
2. REMOVE INTAKE AIR CONTROL VALVE
(a) Remove the intake air control valve.
INSPECTION
1. INSPECT INTAKE AIR CONTROL VALVE
(a) Inspection procedure when applying voltage
between the terminals:
(1) Apply battery voltage between terminals 4
(IAC+) and 5 (IAC-) of the intake air control
valve. The actuator should continue to keep the
valve open.
INSTALLATION
1. INSTALL INTAKE AIR CONTROL VALVE
(a) Install the intake air control valve.
2. INSTALL INTAKE AIR SURGE TANK ASSEMBLY
HINT:
(See page ES-511)
A135692
4
(IAC-)
5
(IAC+)
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A135692