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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 U0001-00: High Speed CAN Communication Bus >> 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.
G14962653Courtesy of KIA MOTORS AMERICA, INC.
Inspection Condition (+) Probe (-) Probe Specification
Connector Terminal Connector Terminal
  1. Ignition "ON".
  2. Connect the VMI to KDS.
HPCU connector 90 (G-CAN high) Chassis ground - Fig.1
HPCU connector 91 (G-CAN low) Chassis ground -
  1. Disconnect the electrical connector(s) from the concerned component.
  2. Ignition "ON".
HPCU connector 4, 5, 6 (Memory power) Chassis ground - B+
HPCU connector 46
(ON/START Input)
Chassis ground - B+
  1. Ignition "OFF".
  2. Disconnect auxiliary battery (-) cable.
  3. Disconnect the electrical connector(s) from the concerned component.
HPCU connector 1, 2, 3 (ground) Chassis ground - Approx. below 1Ω
HPCU connector 90 (G-CAN high) HPCU connector 91 (G-CAN low) Approx. 60Ω
BMU (component side) 11 (G-CAN high) BMU (component side) 10 (G-CAN low) Approx. 120Ω
ICU (component side) 29 (G-CAN high) ICU (component side) 30 (G-CAN low) Approx. 120Ω
ICU connector 29 (G-CAN high) Chassis ground - ∞ (infinity)Ω
ICU connector 30 (G-CAN low) Chassis ground - ∞ (infinity)Ω
G14962654Courtesy of KIA MOTORS AMERICA, INC.

Good 

No Good