WARNING: This page is about a different car, the 2003 Dodge Dakota. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Evaporator Temperature Sensor Circuit Open (Active) Diagnostic Procedure (1 of 2)
Courtesy of DAIMLERCHRYSLER CORP.
Fig 2: Evaporator Temperature Sensor Circuit Open (Active) Diagnostic Procedure (2 of 2)