20 Most Recent 1999 Lexus LS 400 - Page 6 Questions & Answers

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The Most common cause is a loose gas tank cap. It has to be tightened until it clicks. Other, more serious faults can cause this indication, but the loose cap issue is widespread. Hopefully, that's all it is in your case! More Info Please visit this link:-- Best Manuals

To remove the old wiper blades from a J-hook arm, depress the button tab on the connection adapter clip and pull the wiper blade out of the open end of the "J" on the end of the wiper arm until free. You just go to the link I attached I'm sure you will get the solution of your problem..

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LEXUS LS400 SERVICE REPAIR MANUAL 1998 1999 2000 DOWNLOAD for the best solution of your problem visit this site

check the temp of the heater hoses going into and out of the heater core. they should be the same temp. if not then the heater core may be clogged up.