See also:

Map database information and updates
This system uses the maps of DENSO. 2012 DENSO CORPORATION 2010 NAVTEQ. All rights reserved. 2010 Tele Atlas North America, Inc. All rights reserved. This material is proprietary and the subject o ...

Vehicle settings
Vehicle information can be set. ...

Radiator and condenser
Check the radiator and condenser and clear any foreign objects. If either of the above parts is extremely dirty or you are not sure of their condition, have your vehicle checked by your Lexus deale ...