P0171 Diagnostic Guide for 2005 Dodge Grand Caravan SXT
I'm experiencing a P0171 trouble code on my 2005 Dodge Grand Caravan SXT, and I'm looking for clear steps to diagnose the root cause. What are the most common issues associated with this code in this model?
Begin by checking for vacuum leaks, especially at the intake manifold and hoses. Also verify fuel pressure is within the manufacturer's specifications for a 2005 Dodge Grand Caravan SXT.