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Home >> Cadillac >> 1993 >> Allante >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Controls - Self-Diagnostics >> Diagnostic Tests >> DTC P023: Ignition Control Circuit Problem >> Test Conditions (Run)
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Test Conditions (Run)

  1. Code P035 is not set.
  2. Bypass line High (5 volts).
  3. At least two 4X reference pulses have been received by the PCM.