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Home >> Cadillac >> 1990 >> Allante 4T60/ME9 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Self-Diagnostics >> Diagnostic Tests >> ECM DTC EO47: ECM-BCM Data Problem >> Test Conditions

Test Conditions

  1. Code EO12 not set.
  2. Ignition on.
  3. Engine speed 500 or greater RPM for 20 seconds.
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