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Home >> Kia >> 2016 >> Optima EX >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 26 (Smart Key Unit Diagnosis (HEV)) >> DTC B1625: ECM Communication Data Failure >> Scantool Diagnostics >> Monitor Scantool Data >> Check DTC Status

Check DTC Status

WARNING: This page is about a different variant/trim than selected.
  1. Check DTC on the PCM with Scantool.
  2. Check that there is any DTC related PCM.
  3. Perform Troubleshooting the DTC from PCM with appropriate DTC Troubleshooting Guide first.
  4. Repair or replace as necessary after erasing DTC with Scantool.
  5. Check DTC on SMK Module side and erase the DTC with Scantool.
  6. Has the DTC gone after erasing with scantool?

    YES 

    • Check poor connection between harness connector and Smartkey Module or PCM.

      : Thoroughly check the looseness, poor connection, bent, corrosion, contamination, deformation or damage of connector. Repair or replace as necessary and then, Proceed to "Verification Of Vehicle Repair " procedure.

    NO 

    • Proceed to Inspection & Repair procedure below.
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