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Home >> Jeep >> 2008 >> Liberty Limited, 4WD, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> DTCS P0420 To P0563 >> P050B-Cold Start Ignition Timing Performance >> Monitor Conditions

Monitor Conditions

  1. When Monitored: 

    Cold start condition. Ambient Air temperature between -7° C and 50 ° C (19.4° F and 122° F). Engine Coolant temperature between -7° C and 50 ° C (19.4° F and 122° F). The difference between the Ambient Air temp and ECT temp at Start is equal to or less than 10° C (50° F). Engine running at idle only.