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Emission Control (O2, PCV, EGR)

How to Check & Clean the EGR Vacuum Modulator Filter
http://www.lexls.com/tutorials/emission/egrfilter.html

Change PCV valve
http://www.lexusownersclub.co.uk/knowledge/index.php?page=index_v2&id=181&c=7

How to Replace the PCV Valve
http://www.lexls.com/tutorials/emission/pcv_valve.html

clean or replace Lexus SC400/LS400 PCV Valve
http://www.lextreme.com/pcv.html

What Are 02 Sensors and What do they do?
http://my.is/forums/f67/what-02-sensors-what-do-they-do-341415/

1995 Es300 Bank 1 Sensor 1 Oxygen Sensor Replacement
http://us.lexusownersclub.com/forums/index.php?showtopic=32035

Oxygen Sensor Replacement
http://www.clublexus.com/forums/showthread.php?t=141875

How to Replace the Sub Oxygen Sensors
http://www.lexls.com/tutorials/EFI/suboxygensensor.html

How to Inspect & Replace the Main Oxygen Sensors
http://www.lexls.com/tutorials/EFI/mainoxygensensor.html

Change Pcv Valve
http://us.lexusownersclub.com/forums/index.php?showtopic=14713

Fix Your EGR Pipe In Just 2 Hours
http://us.lexusownersclub.com/forums/index.php?showtopic=5974

Tune Up My Car or Truck Information Car Repair
http://www.2carpros.com/how_to/how_to_tune_up.htm

Vacuum 101
http://www.ih8mud.com/tech/vacuum.php

remove an Oxygen sensor
http://free-auto-repair-advice.blogspot.com/2007/07/how-to-remove-oxygen-sensor.html

GS430 Piston Vs. LS400 Piston (3UZ vs. 1UZ)
http://www.lextreme.com/3uzpiston.html

GS430 Block Vs. LS400 Block (3UZ vs. 1UZ)
http://www.lextreme.com/3uzblock.html

1uzfe Q&A, 1uzfe information and swap
http://www.lextreme.com/1uzfe_info.html

Lexus-Toyota V8 1uzfe Variants
http://www.lextreme.com/1uzfe_variants.html

Engine Cover & Pop Clip Removal
http://www.clublexus.com/forums/showpost.php?p=1889471

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