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Home >> Cadillac >> 1994 >> DeVille Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes - 4.9L >> Pcm Code Charts >> Code P047, IPC-To-Pcm Data Link Problem >> Test Conditions

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Test Conditions

Code P012 not set and engine speed greater than 500 RPM for 20 seconds.

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