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Home >> Kia >> 2022 >> Carnival EX >> Repair and Diagnosis >> Transmission >> Transmission Control Systems >> SBW Control Unit (SCU) Diagnosis >> DTC U0121-82: Lost Communication With Anti-Lock Brake System (ABS) Control Module >> Wiring Inspection >> Basic Inspection >> Inspection Procedure

Inspection Procedure

  1. Check fuses and relays.
  2. Check battery terminals and charge status.
  3. Check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage.

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