rcy

There's a TSB about poor A/C performance. It may or may not be your problem. The TSB # is AC002-05. If I knew how to attach a .pdf, I could post it here, but the meat and potatoes of the TSB is below. Check your VIN to see if your vehicle applies (if your VIN is than in the TSB this may apply to you) Some 2006 model year RX 400h vehicles may experience poor A/C performance due to a low refrigerant level. This TSB provides a procedure to correct this condition. 􀀀 2006 model year RX 400h vehicles produced BEFORE the Production Change Effective VIN shown below. MODEL DRIVETRAIN PRODUCTION CHANGE EFFECTIVE VIN RX 400h 4WD JTJHW31U#60025114