EXHAUST PIPE GAS CONTROL ACTUATOR INSTALLATION

PROCEDURE

INSTALL EXHAUST PIPE GAS CONTROL ACTUATOR

Clean the installation surfaces and bolt holes of the exhaust pipe gas control actuator sub-assembly and front exhaust pipe assembly (TWC: Rear Catalyst).

Note

Make sure no foreign matter enters to the exhaust pipe gas control actuator sub-assembly and front exhaust pipe assembly (TWC: Rear Catalyst).

*1	Exhaust Pipe Gas Control Actuator
*a	O-ring
*b	Piston

Apply clean engine coolant to the O-ring.

Note

Check that the O-ring is not deformed, cracked or swollen.

Install the exhaust pipe gas control actuator.
Note
- When installing the exhaust pipe gas control actuator, do not push on the piston.
- Make sure that the exhaust pipe gas control actuator is free of oil.

*1	Exhaust Pipe Gas Control Actuator Gasket
*2	Exhaust Pipe Gas Control Actuator Sub-assembly

Install a new exhaust pipe gas control actuator gasket and the exhaust pipe gas control actuator sub-assembly with the 3 bolts.

Note

Check that the O-ring is not deformed, cracked or swollen.
Make sure that the exhaust pipe gas control actuator gasket and exhaust pipe gas control actuator sub-assembly are free of oil.

*a Protective Tape

Using a screwdriver with the tip taped, pry the portion indicated in the illustration to engage the spring.
Connect the outlet heater water hose B and outlet heater water hose C to the No. 2 outlet water pipe and inlet water pipe and slide the 2 clips to secure them.

Note

When installing the outlet heater water hose B and outlet heater water hose C, ensure that the exhaust heat recirculation system is filled with coolant. Otherwise, the engine water pump assembly may be damaged.