2006 Lexus Rx 400h Mileage Went 28mpg 18 Overnight Causing This Sudden Drop

2006 LEXUS RX 400H
74,000 MILES
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ANONYMOUS
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  • 1 POST
Mileage went from 28mpg to 18 overnight. What is causing this sudden drop?
Nov 5, 2012 at 2:02 PM
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KHLOW2008
  • ✓ASE Certified Mechanic
  • 41,814 POSTS
  • ASE Certified Mechanic
Are there abnormalities while driving or engine operations? Any warning indicator lights showing? Any performance drop etc?
Nov 5, 2012 at 8:41 PM
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