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Home >> Kia >> 2023 >> Sorento Plug-In Hybrid SX Prestige >> Repair and Diagnosis >> External Pages >> Different car >> Section 45 (HEV Motor Control System Diagnosis (PHEV) (2 Of 2)) >> DTC U019B-00: Lost Communication with Battery Charger Control Module >> Wiring Inspection >> Circuit Inspection

Circuit Inspection

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.
G14962682Courtesy of KIA MOTORS AMERICA, INC.
Inspection Condition (+) Probe (-) Probe Specification
Connector Terminal Connector Terminal
  1. Ignition "OFF".
  2. Disconnect auxiliary battery (-) cable.
  3. Disconnect the electrical connector(s) from the concerned component.
BMU (component side) 20 (G-CAN high) BMU (component side) 19 (G-CAN low) Approx. 120Ω
ICU (component side) 29 (G-CAN high) ICU (component side) 30 (G-CAN low) Approx. 120Ω
OBC connector 8(G-CAN high) OBC connector 16 (G-CAN low) Approx. 60Ω
  1. Disconnect the electrical connector(s) from the concerned component.
  2. Ignition "ON".
OBC connector 2, 17, 25 (power) Chassis ground - B+
  1. Ignition "OFF".
  2. Disconnect auxiliary battery (-) cable.
  3. Disconnect the electrical connector(s) from the concerned component.
OBC connector 1, 9 (ground) Chassis ground - Approx. below 1Ω
OBC connector 8(G-CAN high) HPCU connector 90 (G-CAN high) Approx. below 1Ω
OBC connector 16 (G-CAN low) HPCU connector 91 (G-CAN low) Approx. below 1Ω
OBC connector 8 (G-CAN high) Chassis ground - 0
∞ (infinity)Ω
OBC connector 16 (G-CAN low) Chassis ground - ∞ (infinity)Ω
  1. Ignition "ON".
  2. Connect the VMI to KDS.
OBC connector 8 (G-CAN high) Chassis ground - Fig.1
OBC connector 16 (G-CAN low) Chassis ground -
G14962683Courtesy of KIA MOTORS AMERICA, INC.

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No Good