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Home >> Buick >> 2000 >> Regal LS >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - Self-Diagnostics - 3.8L >> Diagnostic Tests >> DTC P1381: Misfire Detected - No Communication With Brake Control Module >> Diagnostic Aids

Diagnostic Aids

Check for faulty connections or damaged harness. If connections and harness appear okay, observe ABS DATA on scan tool while moving all related harnesses and connectors. A change in scan tool display indicates fault location.