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Home >> Cadillac >> 1993 >> Allante >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Self-Diagnostics >> Diagnostic Tests >> DTC P012: No 4X Reference Signal From Ignition Control Module >> Failure Conditions
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Failure Conditions

If the PCM does not receive 4X reference pulses for 4 seconds while receiving CAM reference pulses, Code P012 will set.

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