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Home >> Chrysler >> 2005 >> 300 Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 35 (Body Control Modules) >> System Tests >> Manual Temperature Control >> Loopback Test Failure (Active)
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Loopback Test Failure (Active)

WARNING: This page is about a different car, the 2002 Dodge Grand Caravan, 2002 Dodge Caravan, 2002 Chrysler Voyager, and 2002 Chrysler Town & Country. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: After making any repairs, perform BODY VERIFICATION TEST  under VERIFICATION TESTS.

Turn ignition switch to ON position. Using scan tool, read DTCs. If scan tool displays any additional DTCs, return to DTC/fault list. See DIAGNOSTIC TROUBLE CODE IDENTIFICATION  table. Repair additional DTCs set as necessary. If no additional DTCs exist, replace HVAC control module.