2000 Chrysler Intrepid hard starting got code o172

2000 CHRYSLER INTREPID
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MRKLEEN
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Engine Performance problem
2000 Chrysler Intrepid 6 cyl Front Wheel Drive Automatic

what do I need to do to repair this problem?
Nov 29, 2009 at 9:27 AM
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RASMATAZ
  • ✓ASE Certified Mechanic
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Possible causes include a bad O2 sensor, excessive fuel pressure (bad fuel pressure regulator or plugged return line), leaky fuel injectors, dirty air filter or restricted air inlet, or a defective coolant sensor that prevents the engine management system from going into closed loop mode
Nov 29, 2009 at 10:38 AM
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