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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: COOLDOWN TEST TOO COLD TO START >> 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.

EVAPORATOR TEMPERATURE TOO LOW

CHECK FOR HVAC DTCS

CHECK FOR PCM DTCS

EVAPORATOR TEMPERATURE SENSOR

SENSOR GROUND CIRCUIT HIGH RESISTANCE

EVAPORATOR TEMPERATURE SENSOR SIGNAL CIRCUIT HIGH RESISTANCE

A/C - HEATER CONTROL MODULE

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