Toyota Tundra (2015 year). Manual — part 1824
(2) Apply battery voltage across terminals 1 and 5.
NOTICE:
When applying voltage, do not touch terminals 2, 3 and 4.
(3) Check that air flows from port A to port B.
If the result is not as specified, replace the air switching valve assembly.
3UR-FE EMISSION CONTROL: AIR SWITCHING VALVE: INSPEC...
Last Modified: 9-16-2014
6.6 A
Doc ID: RM0000030WE02IX
Model Year: 2015
Model: Tundra
Prod Date Range: [08/2014 - ]
Title: 3UR-FE EMISSION CONTROL: AIR SWITCHING VALVE: INSTALLATION; 2015 MY Tundra [08/2014 -
]
INSTALLATION
1. INSTALL NO. 3 AIR TUBE
(a) Install a new gasket and the No. 3 air tube with the 2 bolts.
Torque:
10 N·m {102 kgf·cm, 7ft·lbf}
Text in Illustration
*1
Identification Color
NOTICE:
Make sure the gasket's claws are not caught between the air
tube and air switching valve.
HINT:
The identification color on the flange is orange.
2. INSTALL NO. 2 AIR TUBE
(a) Install a new gasket and the No. 2 air tube with the 2 bolts.
Torque:
10 N·m {102 kgf·cm, 7ft·lbf}
Text in Illustration
*1
Identification Color
NOTICE:
Make sure the gasket's claws are not caught between the air
tube and air switching valve.
HINT:
The identification color on the flange is blue.
3. INSTALL AIR SWITCHING VALVE ASSEMBLY
(a) Install the air switching valve assembly with the 3 bolts to the No. 1 heat exchanger cover.
Torque:
21 N·m {214 kgf·cm, 15ft·lbf}
(b) Connect the 2 air switching valve assembly connectors.
(c) Install the bracket to the air switching valve assembly with the bolt.
Torque:
8.0 N·m {82 kgf·cm, 71in·lbf}
(d) Connect the knock sensor connector.
4. INSTALL AIR TUBE
(a) Connect the 2 No. 1 air hoses to the air tube.
3UR-FE EMISSION CONTROL: AIR SWITCHING VALVE: INSTAL...
(b) Connect the air tube to the air switching valve assembly, and install the air tube with the 2 bolts to the
No. 1 heat exchanger cover.
Torque:
10 N·m {102 kgf·cm, 7ft·lbf}
(c) Connect the air pump connector clamp holder.
Text in Illustration
*1
No. 2 Air Hose
*2
No. 3 Air Hose
(d) Attach the wire harness claw.
(e) Connect the air pump connector.
(f) Connect the No. 2 air hose and No. 3 air hose, and slide the 2 clamps to secure the hoses.
5. INSTALL NO. 3 WATER BY-PASS PIPE
HINT:
by-pass joint with the bolt.
Torque:
10 N·m {102 kgf·cm, 7ft·lbf}
Text in Illustration
*a
Stopper
*b
Protrusion
NOTICE:
6. INSTALL FRONT WATER BY-PASS JOINT
(a) Install 2 new gaskets and the front water by-pass joint to the cylinder head with the 4 nuts.
Torque:
21 N·m {214 kgf·cm, 15ft·lbf}
(b) Connect the engine coolant temperature sensor connector.
7. CONNECT NO. 2 WATER BY-PASS PIPE SUB-ASSEMBLY
(a) Connect the No. 2 water by-pass pipe sub-assembly with the 3 bolts to the timing chain cover and front
water by-pass joint.
Torque:
10 N·m {102 kgf·cm, 7ft·lbf}
8. CONNECT NO. 2 WATER BY-PASS HOSE
(a) Connect the No. 2 water by-pass hose to the water by-pass joint, and slide the clamp to secure the
hose.
3UR-FE EMISSION CONTROL: AIR SWITCHING VALVE: INSTAL...
9. INSTALL NO. 1 WATER BY-PASS HOSE
(a) Install the No. 1 water by-pass hose to the front water by-pass joint and water inlet housing, and slide
the clamp to secure the hose.
10. INSTALL NO. 10 WATER BY-PASS HOSE
(a) Install the No. 10 water by-pass hose to the separator case
and front water by-pass joint, and slide the 2 clamps to
secure the hoses.
Text in Illustration
*1
No. 9 Water By-pass Hose
*2
No. 10 Water By-pass Hose
*a
Paint Mark (Pink)
*b
Paint Mark (White)
HINT:
Make sure that the color on the hose matches with the color
on the separator case.
11. INSTALL NO. 9 WATER BY-PASS HOSE
(a) Install the No. 9 water by-pass hose to the separator case and front water by-pass joint, and slide the 2
clamps to secure the hoses.
HINT:
Make sure that the color on the hose matches with the color on the separator case.
12. INSTALL NO. 1 ENGINE COVER
NOTICE:
Make sure that the No. 1 engine cover is level with the top
Align the No. 1 engine cover cutouts with the air tube.
Align the No. 1 engine cover with the air switching valve
surface and cylinder head wall.
13. CONNECT FUEL TUBE CLAMP
(a) Connect the fuel tube clamp to the bracket.
3UR-FE EMISSION CONTROL: AIR SWITCHING VALVE: INSTAL...
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