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Where is the egr mod located on a 1991 lexus es 250

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When the throttle valve is positioned above port R, the EGR vacuum modulator will close the atmosphere
passage and open the EGR valve to increase the EGR gas, even if the exhaust pressure is insufficiently low. ON TOP OF PLENTIUM

Posted on Jul 31, 2013

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Fuse box diagram for 1990 lexus es250


On this website, you find fuse box diagram, location and description for Lesxus ES250 (1990 - 1991)

Lexus ES250 1990 1991 fuse box diagram Auto Genius

May 16, 2012 | 1990 Lexus ES 250

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I cannot find the thermostat on my 1991 lexus es 250. Any info would help.


the thermostat is usually in the housing where the top radiator hose connects onto the engine.....chers.

Sep 08, 2011 | 1991 Lexus ES 250

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1991 lexus es250 installed new radiator and themostat and car still over heats could it be as simple as replacing the radiator cap ?


YES!! if the cap is faulty the coolant boils out and wham! the coolant boils and air-locks the water pump.

Jun 06, 2011 | 1991 Lexus ES 250

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1991 Lexus ES 250 Ignition Problem - Won't start


You need to check timing belt. could have broke belt.Also you should look at water pump if you replace belt.It is driven by the t-belt.

May 26, 2009 | 1991 Lexus ES 250

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I have a 1991 lexus that needs a radiator. Is it complicated and expensive to replace a radiator in a lexus?


Not too complicated, removing the fans is the hardest part. Try an aftermarket site like rockauto.com.

Mar 04, 2009 | 1991 Lexus ES 250

1 Answer

Change spark plugs on Lexus ES 250


No you can get to them by using an extension on your rachet with a rotating socket. Play around with the extension and rotating sockets to see which works best.

Dec 24, 2008 | 1991 Lexus ES 250

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