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Home >> Dodge and Ram >> 2003 >> Durango Base, 5.9 Z, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 76 (Body Diagnostic Procedures) >> Diagnostic Information And Procedures >> Heating & A/C - Symptoms >> Symptom: TX FAILURE (ACTIVE) >> Possible Causes

Possible Causes

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.

ATTEMPT TO COMMUNICATE WITH THE HVAC MODULE

CHECK FOR ADDITIONAL HVAC DTCS

ATTEMPT TO COMMUNICATE WITH THE PCM AND CTM

A/C - HEATER CONTROL MODULE

INTERMITTENT WIRING PROBLEM