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Home >> Chrysler >> 2007 >> PT Cruiser Base, 2D Convertible, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> DTCS P050D To P0688 >> P0633-Skim Key Not Programmed In Pcm >> Possible Causes

Possible Causes

Possible Causes 
PROGRAMMING SKIM KEY INTO THE PCM
PCM

Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. Refer to DTCS P150D TO UO168, PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .