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Home >> Dodge and Ram >> 2003 >> Durango Base, 5.9 Z, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 105 (Body Diagnostic Procedures) >> Diagnostic Information And Procedure >> Communication >> Symptom: Internal Checksum Failure >> Diagnostic Procedure

Diagnostic Procedure

WARNING: This page is about a different car, the 2004 Dodge Dakota. However, it is still accessible from the selected car via links, so may be relevant.
INTERNAL CHECKSUM FAILURE - DIAGNOSTIC PROCEDURE

TEST ACTION
1 Turn the ignition on.
With the DRB, erase CTM DTC's.
Turn the ignition off then turn the ignition on.
With the DRB, read CTM DTC's.
Did this DTC reset?
  1. Yes --> Replace the Central Timer Module in accordance with the service information.

    Perform BODY VERIFICATION TEST - VER 1  .

  2. No --> Test Complete.
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