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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 >> P0506-Idle Speed Performance Lower Than Excepted >> Possible Causes

Possible Causes

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Possible Causes
AIR INDUCTION SYSTEM RESTRICTIONS
PCV SYSTEM RESTRICTIONS
POWERTRAIN CONTROL MODULE (PCM)

Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. Refer to  STANDARD PROCEDURE  .