Air Diverter Valve: Service and Repair

AIR SWITCHING VALVE ASSY (2ZZ-GE)
REPLACEMENT


1. DISCONNECT BATTERY NEGATIVE TERMINAL
2. REMOVE CYLINDER HEAD COVER NO.2
3. REMOVE AIR SWITCHING VALVE ASSY







a. Unfasten the 3 clips, then remove the wire harness protector.







b. Remove the 2 nuts, then remove the cooler refrigerant suction hose No.1.







c. Disconnect the air injection system No.6 hose.
d. Disconnect the vacuum hose.
e. Disconnect the pressure sensor (turbo pressure sensor) connector.







f. Remove the 2 bolts.
g. Disconnect the air injection system No.1 hose, then remove the air switching valve.

4. REMOVE PRESSURE SENSOR (TURBO PRESSURE SENSOR)







a. Disconnect the vacuum hose from the air switching valve.
b. Remove the 2 bolts, then remove the pressure sensor (turbo pressure sensor).


5. REMOVE AIR SWITCHING VALVE BRACKET







a. Remove the 2 bolts, then remove the air switching valve bracket and gasket.

6. INSTALL AIR SWITCHING VALVE BRACKET

a. Install a new gasket and the air switching valve bracket with the 2 bolts.

Torque:..............................8.0 N.m (82 kgf.cm, 71 in.lbf)

7. INSTALL PRESSURE SENSOR (TURBO PRESSURE SENSOR)


Torque:..............................5.0 N.m (51 kgf.cm, 44 in.lbf)


8. INSTALL AIR SWITCHING VALVE ASSY
a. Connect the air injection system No.1 hose.

b. Install the air switching valve with the 2 bolts.

Torque:..............................21 N.m (209 kgf cm, 15 ft.lbf)

c. Connect the vacuum hose.
d. Connect the air injection system No.6 hose.
e. Install the cooler refrigerant suction hose No.1 with the 2 nuts.

Torque:..............................9.8 N.m (100 kgf.cm, 7 ft.lbf)

f. Connect the turbo pressure sensor (turbo pressure sensor) connector.
g. Install the wire harness protector.

9. INSTALL CYLINDER HEAD COVER NO.2
10. CONNECT BATTERY NEGATIVE TERMINAL

Torque:..............................5.4 N.m (55 kgf.cm, 48 in.lbf)