239IS350/250_Navi_U(L/O 0508)AIR CONDITIONINGDefogging and defrosting− The inside of the windshieldFor best results, set controls to:For automatic operation -Temperature - Towards high temperature to heat; low temperature to coolAir intake - OUTSIDE AIRAir flow - WINDSHIELDFor manual operation -Fan speed - To the desired fan speedTemperature - Towards high temperature to heat; low temperature to coolAir intake - OUTSIDE AIRAir flow - WINDSHIELDWhen the windshield air flow button ispushed, air flows mainly from the wind-shield vents and turns on the defoggingfunction with the purpose of clearing thefront view.Pushing this button once again returns theair flow mode to the last one used.This button allows the air intake to selectOUTSIDE AIR mode automatically. This isto clean up the front view more quickly. Ifyou want to return the setting to RECIR-CULATED AIR mode, push the air intakecontrol button once again.Touch "A/C" for dehumidified heating orcooling. This setting clears the front viewmore quickly. On humid days, do not blow cold air onthe windshield − the difference be-tween the outside and inside tempera-tures could make the fogging worse.− The outside of the windshieldFor best results, set controls to:For automatic operation -Temperature - Towards high temperatureAir intake - OUTSIDE AIRAir flow - WINDSHIELDFor manual operation -Fan speed - To the desired fan speedTemperature - Towards high temperatureAir intake - OUTSIDE AIRAir flow - WINDSHIELDWhen the windshield air flow button ispushed, air flows mainly from the wind-shield vents and turns on the defoggingfunction with the purpose of clearing thefront view.Pushing this button once again returns theair flow mode to the last one used.This button allows the air intake to selectOUTSIDE AIR mode automatically. This isto clean up the front view more quickly. Ifyou want to return the setting to RECIR-CULATED AIR mode, push the air intakecontrol button once again.Touch "A/C" for dehumidified heating orcooling. This setting clears the front viewmore quickly. To heat the vehicle interior while de-frosting the windshield, choose floor/windshield air flow.
