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Home >> Kia >> 2020 >> Optima EX Premium >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Dual Clutch Transmission Diagnosis - 1.6L (2 Of 2) (Except HEV) >> DTC U0121-87: Lost Communication With Anti-Lock Brake System (ABS) Control Module >> Wiring Inspection >> CAN Communication Line Inspection >> Inspection procedure for resistance test

Inspection procedure for resistance test

  1. The CAN bus must be disconnected from the power supply
  2. The measurement is taken between the CAN High and CAN Low leads
  3. The measurement recorded may differ from the specified levels by a few ohms