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Home >> Chrysler >> 2004 >> Crossfire Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Electrical Diagnostics >> Diagnosis And Testing >> DTC P0221: Idle Speed Performance >> Diagnostic Test >> 5. Pcm
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5. Pcm

NOTE: Before continuing, check the PCM harness connector terminals for corrosion, damage, or terminal push out. Repair as necessary.

Using the schematics as a guide, inspect the wire harness and connectors. Pay particular attention to all Power and Ground circuits.

If there are no possible causes remaining, view repair. 

Repair  >> Replace and program the Powertrain Control Module. See ELECTRONIC CONTROL MODULES article.

See POWERTRAIN VERIFICATION TEST - VER 2  .

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