How do you replace the Evaporation Control Valve and the ERG Valve on a 1997 Lexus ES300?

SOURCE: The Lexus car remote key control model ES300

try this:

1. Start with key out of ignition, drivers door is open all others closed and
drivers door is unlocked.
2. Insert key into the ignition (DO NOT Turn) and Pull key out.
3. Perform these steps within 40 seconds.
A. Using the power lock switch on the drivers door, perform 5 lock/unlock cycles
starting with lock. Use an even pace and try to go about one cycle per second.
(1Cycle = 1 lock and 1 unlock).
B. Close, then open drivers door.
4. Perform these steps within 40 seconds.
A. Using the power lock switch on the drivers door, perform 5 lock/unlock cycles
starting with lock. Use an even pace and try to go about one cycle per second.
(1Cycle = 1 lock and 1 unlock).
B. Insert the key in the ignition cylinder.
C. Turn the ignition to ON (Do NOT Start) then back to OFF.
D. Remove the key from the ignition.
5. Press any button on remote for a minimum of 1 second.
System should now lock and unlock doors once.

6. Close and open drivers door.
7. Press any button on remote for a minimum of 1 second. System should now lock and
unlock doors. Once to confirm programming, twice to indicate programming failed.
8. Repeat steps 5, 6 and 7 for additional remotes.

SOURCE: Where is the expansion valve on a 95 Lexus es300

It is attached to the back wall of evaporator. You have to remove the glove compartment, blower unit and evaporator to get access to the expansion valve.

SOURCE: How do I change AC blower motor on 1997 Lexus ES300?

THE BLOWER UNIT IS LOCATED IN PASSENGER COMPARTMENT ABOVE THE RIGHT FRONT FOOT WELL.YOU HAVE TO REMOVE THE GLOVE COMPARTMENT LINER.THE GLOVE COMPARTMENT DOOR AND THE AND THE RIGHT LOWER DASH PANEL.THEN YOU CAN REMOVE BLOWER MOTOR SCREWS AND BLOWER MOTOR.

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SOURCE: 1996 Lexus ES300 replacing starter

the starter is in the wright side of the motor under the cruis controls. remove the black cover and youll see it....

SOURCE: How do you find the cabin air filter in a ES300

by the gas pedal to the right, youll need to pull carpet back. here's a step by step with pictures http://www.clublexus.com/forums/es300-and-es330/168680-es300-a-c-or-cabin-filter-change-97-01-a.html