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Home >> Genesis >> 2021 >> G70 2.0T Prestige, RWD >> Repair and Diagnosis >> Accessories & Equipment >> Interior/Exterior Trim >> Active Air Flap Diagnosis >> DTC U0001: High Speed CAN Communication Bus off >> Wiring Inspection >> CAN Register and Communication Line Inspection >> CAN Register and Communication Line Inspection 2

CAN Register and Communication Line Inspection 2

  1. IG key "OFF".
  2. EPCU, BMS, A.A.F, FATC...connector.
  3. Measure resistance between terminal CAN Low and CAN High of PCM.
  4. Measure resistance between terminal CAN Low and CAN High of BMS.

    Specification  : About 120 Ω

  5. Is the measured value within specification?

    YES 

    • Go to next procedure.

    NO 

    • Substitute with a known-good "PCM, BMS" and check for proper operation. If the problem is corrected, replace "PCM, BMS" and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.
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