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    SC400 BHG diagnosis

    I bought a '92 sc400 two weeks ago and now it's overheating (like really, really overheating). My father-in-law thinks it's a blown head gasket (nightmare)... How can I tell?
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    How to get code from check engine light?

    I see the stickied files with all the "check engine light" codes but how do I know which number (12-71?) is causing my light to come on? I know on a GM you jump 2 terminals under the dash and then you dash blinks the answer at you. Is there a similar process?
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    SC400 speedometer doesn't work

    Hi, I'm new here at lextreme but I'm a long time Toyota enthusiast/owner and now a first time Lexus owner. I got a '92 SC400 this weekend that needs a lot of love. The problem I want to deal with first is the speedometer. It does nothing at all. Also, the odometer doesn't count miles. I am...


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