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Home › Cadillac › 1993 › Allante › Repair and Diagnosis (Single Page) › Engine Performance › System › Engine Controls - Self-Diagnostics › Diagnostic Tests › DTC P012: No 4X Reference Signal From Ignition Control Module › Test Conditions

Test Conditions

  1. Codes P035 and P041 not set.
  2. Code P012 is tested anytime the CAM sensor signals are being received.
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