Diesel Engine Management System

DTC Troubleshooting (cont'd)

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DTC P1613: Gate Array Communication

  1. Check the ''On Board Diagnostic (OBD) System Check''.

Was the ''OBD System Check'' performed?

YES – Substitute a known-good ECM and recheck. If symptom/indication goes away, replace the original ECM.

NO – Go to OBD System Check.