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Home >> Kia >> 2018 >> Optima Plug-In Hybrid EX >> Repair and Diagnosis >> External Pages >> Different car >> Section 95 (Occupant Classification System Diagnosis (PHEV)) >> DTC B1697-87: ACU Communication Error >> Wiring Inspection >> CAN Register And Communication Line Inspection >> CAN Register And Communication Line Inspection 2

CAN Register And Communication Line Inspection 2

WARNING: This page is about a different car, the 2017 Kia Optima. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ignition "OFF".
  2. Disconnect PCM and IGPM connectors.
  3. Measure resistance between Pin No. 77 (High) Terminal And Pin No. 60 (Low) terminal of PCM.)
  4. Measure resistance between Pin No. 13 (High) Terminal And Pin No. 14 (Low) terminal of IGPM.

    Specification  : Approx. 120 Ω

  5. Is the measured resistance within specification?

    YES 

    NO 

    • Carefully re-do this troubleshooting guide steps.
    • problem still occurs, replace, PCM or IGPM and then go to, "Verification Of VEHICLE REPAIR " procedure.
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