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Home >> Kia >> 2021 >> Forte EX >> Repair and Diagnosis >> External Pages >> Different car >> Section 17 (Cluster Module Diagnosis) >> DTC B1090-55: TCU Present Error >> Wiring Inspection >> Basic Inspection >> Inspection Procedure
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Inspection Procedure

WARNING: This page is about a different car, the 2024 Kia Forte. However, it is still accessible from the selected car via links, so may be relevant.
  1. Check related fuse(s) or relay(s).
  2. Check battery terminals and charge status.
  3. Check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage.

    Good 

    No Good