LEXUS BATTERY DRAIN

I Got An Electrical Issue With My Car That No One Can Seem To Solve. All I Know Of Is That My Radiator Fan Continues To Run With The Car...

As Soon As I Connect The Battery Terminals, The Battery Completely Drains Immediately.

I Have Had 2 Mechanics Look At My Lexus & Don't Show Any Electrical Draw In The System But If It Sits For 2-3 Consecutive Days Without...

I Have Changed The Battery With Still Having Problems. I Used An Amp Meter To Test For Drain Had.25 My I Used My Meter And Tested Voltage...

If The Car Is Not Driven Every 4 Days Cannot Start. New Battery Was Put In 1/2/2022 Still Same Problem. Dashboard Goes Black; No Lights...