LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Jeep >> 2007 >> Commander Overland, 4WD >> Repair and Diagnosis >> Engine Performance >> System >> DTCS P0325 To P0501 >> P0401-EGR System Performance >> Monitor Conditions
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Monitor Conditions

  1. When Monitored: 

    Engine running for greater than two minutes with the Engine Coolant Temp greater than 70° C (158° F). EGR active. Less than 8500 feet. Ambient temperature greater than -6° C (20° F).