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Home >> Kia >> 2023 >> Sorento Plug-In Hybrid SX Prestige >> Repair and Diagnosis >> External Pages >> Different car >> Section 22 (Automatic Transaxle System Diagnosis (PHEV) (2 Of 2)) >> DTC P1988-00: OPU (Oil Pump Control Unit) Signal Circuit Fault >> Wiring Inspection >> Basic Inspection >> Inspection Procedure

Inspection Procedure

WARNING: This page is about a different car, the 2024 Kia Sorento. However, it is still accessible from the selected car via links, so may be relevant.
  1. Check fuses and relays.
  2. Check auxiliary battery terminals and charge status.
  3. Check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage.
  4. Check OPU high voltage (DC IN) connectors for looseness poor connection bending corrosion contamination deterioration or damage.
  5. Check the connector connection of male and female after disconnecting a OPU high voltage (DC IN) connectors.
  6. Is it found any problems out?

    Good 

    No Good 

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