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Home >> Chrysler >> 2012 >> 300 C, 4WD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 16 (6.4L - DTCS P0202 To P0521) >> Diagnosis And Testing >> P050B-Cold Start Ignition Timing Performance >> Set Condition:

Set Condition:

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The PCM detects that engine speed is 50 RPM or more (depending on vehicle specifications) below target idle speed for more than 3 seconds, and the average spark advance is above the failure threshold for more than the specified limit. Two trip fault. Three good trips to turn off the MIL.