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Home >> Kia >> 2023 >> Sorento Plug-In Hybrid SX Prestige >> Repair and Diagnosis >> External Pages >> Different car >> Section 36 (Engine Control System Diagnosis (PHEV) (10 Of 10)) >> DTC U0046-00: Vehicle Communication Bus 'C' >> 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.
G14964003Courtesy 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.
ECM (component side) 80 (H-CAN high) ECM (component side) 81 (H-CAN low) Approx. 120Ω
BMS (component side) 4 (H-CAN high) BMS (component side) 3 (H-CAN low) Approx. 120Ω
ECM connector 80 (H-CAN high) BMS connector 4 (H-CAN high) Approx. below 1Ω
ECM connector 81 (H-CAN low) BMS connector 3 (H-CAN low) Approx. below 1Ω
ECM connector 80 (H-CAN high) Chassis ground - ∞ (infinity)Ω
ECM connector 81 (H-CAN low) Chassis ground - ∞ (infinity)Ω
  1. Ignition "ON".
ECM connector 80 (H-CAN high) Chassis ground - Fig.1
ECM connector 81 (H-CAN low) Chassis ground -
G14964004Courtesy of KIA MOTORS AMERICA, INC.

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