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■ CAN Register and Communication Line Inspection 2

  1. Ignition "OFF".
  2. Disconnect ECM/PCM and CLU main harness connector.
  3. Measure resistance between Pin No. 85 (High) terminal and Pin No. 63 (Low) terminal of ECM. (GAMMA 1.6 T-GDI)
  4. Measure resistance between Pin No. 77 (High) terminal and Pin No. 60 (Low) terminal of PCM. (THETA-II 2.0 T-GDI)
  5. Measure resistance between Pin No. 77 (High) terminal and Pin No. 60 (Low) terminal of PCM. (THETA-II 2.4 GDI)
  6. Measure resistance between Pin No. 32 (High) terminal and Pin No. 33 (Low) terminal of CLU.

    Specification:  About 120 Ω

  7. Is the measured resistance within specification?

    YES 

    NO 

    • Carefully re-do this troubleshooting guide steps.
    • Problem still occurs, replace, ECM/PCM or CLU and then go to, "VERIFICATION OF VEHICLE REPAIR " procedure.
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