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Home >> Cadillac >> 1993 >> Seville Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes - Pcm >> Pcm Code Charts >> Pcm Code P012 - No Distributor (Tach) Signal >> Failure Conditions

Failure Conditions

If PCM does not see distributor reference pulses (REF HI) for 4 seconds with cam position sensor pulses (CAM HI) being received, PCM Code P012 will be set.

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