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DESCRIPTION: On some vehicles the ambient temperature displayed on the climate controller may differ from the actual outside temperature by more than 5-10oF. An updated ambient temperature sensor is available to improve this condition. This TSB provides the procedure to install the updated ambient temperature sensor located in front of the radiator/condenser. • Model / Affected vehicle production date range: • Azera (TG): Produced Job #1 – January 8, 2006 • Sonata (NF): Produced Job #1 – January 8, 2006 REPLACEMENT PROCEDURE: 1. Unfasten the ambient temperature sensor mounting bolt. 2. Remove the ambient temperature sensor by disconnecting the wiring connector. 3. Connect the wiring connector to the new sensor. 4. Tighten the ambient temperature sensor mounting bolt. 5. Reset the A/C control head after ambient temperature sensor replacement. • Azera – Remove for 15 seconds the Power Connector Fuse (30 amp) from the passenger compartment junction block and replace. • Sonata – Remove for 15 seconds the Power Connector 2 Fuse (15 amp) from the passenger compartment junction block and replace.